alc882 Realtek Semiconductor Corporation, alc882 Datasheet
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alc882 Summary of contents
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... ALC882 Series 7.1+2 CHANNEL HIGH DEFINITION AUDIO CODEC DATASHEET Rev. 1.5 04 October 2005 Track ID: JATR-1076-21 ...
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... Change to .Ordering Information, page 73. Add Port Information to pin assignments figure (see Figure 3, page 6). Expand section 10 Application Notes, page 67. Add ALC882DTS-LF version (see Ordering Information, page 73). Delete ‘DVD Contents protection’ in ‘General Description’, page 1. Update ordering information (see Table 80, on page 73). ...
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... Inbound Frame – Single SDI ................................................................................................................................14 7.2.4. Inbound Frame – Multiple SDI ............................................................................................................................15 7.2.5. Variable Sample Rates..........................................................................................................................................15 7. ESET AND NITIALIZATION 7.3.1. Link Reset .............................................................................................................................................................18 7.3.2. Codec Reset ..........................................................................................................................................................19 7.3.3. Codec Initialization Sequence ..............................................................................................................................20 7.1+2 Channel High Definition Audio Codec Table of Contents .....................................................................................................................2 ......................................................................................................................3 U .........................................................................................................5 NIT V I ERSION DENTIFICATION .....................................................................................................................12 ............................................................................................................18 iii ALC882 Series Datasheet .............................................................6 Track ID: JATR-1076-21 Rev. 1.5 ...
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... ID=D ) ..........................................................................38 NDEX ERB ID=5 )............................................................................38 NDEX ERB ID=C OEFFICIENT ERB C (V ID=4 OEFFICIENT ERB ID=B ) ...............................................................................40 AIN ERB ID=3 ).................................................................................42 AIN ERB ID=A )........................................................................43 ORMAT ERB ID=2 ) .........................................................................44 ORMAT ERB H iv ALC882 Series ID=F01 ) ....................................................32 H )..............................................................33 H )................................................................. ..................................................................39 Track ID: JATR-1076-21 Datasheet Rev. 1.5 ...
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... NABLE R E ESPONSE NABLE (V ID=7FF ) ..................................................................................57 ESET ERB & C ONVERTER ONTROL & C ONVERTER ONTROL W (NID= NOB IDGET H ERB ...................................................................................................................61 ...................................................................................................................63 v ALC882 Series ID=F06 ) ...................................................46 H ID=706 ) ....................................................47 H )................................................................... ...................................................................48 H ID=F08 ) ...............................................49 ERB H ID=708 ) ................................................49 ERB H ) ...........................................................51 H ID=71C /71D /71E ERB H H ).....................................................................54 )...................................................................... ID=F19 ) ...
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... NALOG ERFORMANCE 10. Application Notes ...................................................................................................... 67 10. TANDARD PPLICATION 10. OLUME ONTROL BY 10. OLUME ONTROL BY 11. Mechanical Dimensions ............................................................................................ 71 11. ECHANICAL IMENSIONS 12. Ordering Information ............................................................................................... 73 7.1+2 Channel High Definition Audio Codec ................................................................................................................66 C .................................................................................................67 IRCUIT XTERNAL ARIABLE ESISTOR GPIO0/GPIO1...........................................................................................70 N .................................................................................................72 OTES vi ALC882 Series ................................................................70 Track ID: JATR-1076-21 Datasheet Rev. 1.5 ...
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... Table 31. Parameter – Processing Capabilities (Verb ID=F00h, Parameter ID=10h) ..............................30 Table 32. Parameter – GPIO Capabilities (Verb ID=F00h, Parameter ID=11h) ......................................31 Table 33. Parameter – Volume Knob Capabilities (Verb ID=F00h, Parameter ID=13h) .........................31 7.1+2 Channel High Definition Audio Codec List of Tables vii ALC882 Series Datasheet Track ID: JATR-1076-21 Rev. 1.5 ...
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... Table 65. Verb – Set GPIO Direction (Verb ID=717h).............................................................................55 Table 66. Verb – Get GPIO Unsolicited Response Enable Mask (Verb ID=F19h) ..................................56 Table 67. Verb – Set GPIO Unsolicited Response Enable Mask (Verb ID=719h) ...................................56 7.1+2 Channel High Definition Audio Codec viii Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Table 74. Digital Filter Characteristics .....................................................................................................62 Table 75. S/PDIF Input/Output Characteristics ........................................................................................62 Table 76. Link Reset and Initialization Timing ........................................................................................63 Table 77. Link Timing Parameters at the Codec.......................................................................................64 Table 78. S/PDIF Output and Input Timing..............................................................................................65 Table 79. Analog Performance .................................................................................................................66 Table 80. Ordering Information ................................................................................................................73 7.1+2 Channel High Definition Audio Codec ix Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Figure 18. Filter Connection.....................................................................................................................67 Figure 19. IO Connection .........................................................................................................................68 Figure 20. On board Front Panel Header & Front I/O Module Connection.............................................69 Figure 21. Volume Control by External Variable Resistor .......................................................................70 Figure 22. Volume Control by GPIO0 and GPIO1...................................................................................70 7.1+2 Channel High Definition Audio Codec List of Figures x ALC882 Series Datasheet Track ID: JATR-1076-21 Rev. 1.5 ...
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... PCs to high quality consumer electronic products such as AC-3 decoders/speakers, and mini disk devices. The ALC882 series supports host/soft audio from the Intel ICH6/ICH7 chipset, and also from any other HDA compatible audio controller. With EAX/Direct Sound 3D/I3DL2/A3D compatibility, and excellent ...
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... GPIOs (General Purpose Input/Output) for customized applications Optional EAPD (External Amplifier Power Down) is supported Power support: Digital: 3.3V; Analog: 5.0V (Minimum AVDD is 3.6V) Power management and enhanced power saving features 48-pin LQFP lead (Pb)-free package 7.1+2 Channel High Definition Audio Codec ® Master Studio 2 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Enhanced Configuration Panel and device sensing wizard to improve user experience Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS) and Beam Forming (BF) technology for voice application ALC882D features Dolby ALC882H features Dolby ALC882M features Dolby ALC882DTS features DTS 3. System Applications Multimedia PCs 3D PC games Information appliances (IA) ...
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... Block Diagram 7.1+2 Channel High Definition Audio Codec Figure 1. Block Diagram 4 ALC882 Series Datasheet Track ID: JATR-1076-21 Rev. 1.5 ...
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... Analog Input/Output Unit Pin Complex widgets NID=14h~1Bh are re-tasking IO. Output_Signal_Left Output_Signal_Right Input_Signal_Left Input_Signal_Right 7.1+2 Channel High Definition Audio Codec A R EN_OBUF EN_AMP R EN_OBUF EN_IBUF Figure 2. Analog Input/Output Unit 5 ALC882 Series Datasheet Left Right Track ID: JATR-1076-21 Rev. 1.5 ...
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... ALC882 Series LLLLLLL TXXXVV Figure 3. Pin Assignments 6 ALC882 Series Datasheet 24 LINE1-R (PORT-C-R) LINE1-L (PORT-C- MIC1-R (PORT-B-R) 21 MIC1-L (PORT-B-L) 20 CD-R 19 CD-GND 18 CD-L MIC2-R (PORT-F- MIC2-L (PORT-F-L) ...
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... Front output left channel Analog output (JACK -D) Front output right channel Analog output (JACK -D) Surround out left channel Analog output (JACK -A) Surround out right channel Analog output (JACK -A) 7 ALC882 Series Characteristic Definition TTL input, V =1.0V, V =2. Schmitt trigger input, V =1.0V ...
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... Digital power Digital GND Digital ground Digital VDD (3.3V) Digital power Digital GND Digital ground Total: 8 Pins 8 ALC882 Series Characteristic Definition 10uf capacitor to analog ground 2.5V/3.75Vreference voltage 2.5V/3.75Vreference voltage 2.5V/3.75Vreference voltage 2.5V/3.75Vreference voltage 2.5V/3.75Vreference voltage 2.5V/3.75Vreference voltage 20K, 1% external resistor to analog ground ...
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... RST# 7.1+2 Channel High Definition Audio Codec T = 20.833 µs (48KHz) frame_sync Stream 'A' Tag Stream 'B' Tag (Here ' Stream 'B' Data Stream 'A' Data Stream Stream 'C' Data 'C' Tag (n bytes + 10-bit data) Figure 4. HDA Link Protocol 9 ALC882 Series Datasheet Next Frame (Here ' Track ID: JATR-1076-21 Rev. 1.5 ...
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... Start of Frame 999 998 997 996 995 994 993 992 991 990 499 498 Codec samples SDO at both rising and falling edge of BCLK Figure 5. Bit Timing 10 ALC882 Series Datasheet 497 496 495 494 Track ID: JATR-1076-21 Rev. 1.5 ...
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... The multiple SDOs and multiple SDIs are used to expand the transmission rate between controller and codecs. Section 7.2 Frame Composition, page 12 describes the detailed outbound and inbound stream compositions for single and multiple SDOs/SDIs. The connections shown in Figure 6 can be implemented concurrently in an HDA system. The ALC882 series is designed to receive a single SDO stream. SDI14 ...
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... Preamble Stream=10 Data of Stream 10 (4-Bit) (4-Bit Previous Stream SDO Stream Tag is Indicated in SYNC 12 ALC882 Series Next Frame Stream 'X' Tag (Here ' Stream 'X' Data Padded at the Null Field end of Frame time of samples, Block2 th Track ID: JATR-1076-21 Datasheet Rev. 1.5 ...
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... D Command Stream is unchanged, not stripped 7.1+2 Channel High Definition Audio Codec Stream 'X' Tag . . . Stream 'X' to Codec n n-1 n-3 Stream A is "bit-stripped" on SDO0 and SDO1 Figure 9. Stripped Stream on Multiple SDO 13 ALC882 Series Stream 'Y' Tag Stream 'Y' to Codec Track ID: JATR-1076-21 Datasheet Rev. 1.5 ...
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... Data Length in Bytes n-1 A Complete Stream Figure 11. SDI Stream Tag and Data 14 ALC882 Series Next Frame Stream 'X' 0s Null Field Padded at the end of Frame (N+1) th Null Pad n-2 0 (Data Length in Bytes *8)-Bit Track ID: JATR-1076-21 ...
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... AND interleave an empty frame between non-empty frames (Table 9, page 17). 7.1+2 Channel High Definition Audio Codec Stream 'A' Tag A Data A Stream 'X' Stream 'B' Tag B Data B Stream and Y are independent and have separate IDs 15 ALC882 Series Stream ' Track ID: JATR-1076-21 Datasheet Rev. 1.5 ...
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... One sample block is transmitted in every 4 frames One sample block is transmitted in every 3 frames One sample block is transmitted in every 6 frames One sample block is transmitted in every 6 frames Two sample blocks are transmitted in each frame Four sample blocks are transmitted in each frame 16 ALC882 Series Datasheet Track ID: JATR-1076-21 Rev. 1.5 ...
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... Channel High Definition Audio Codec 44.1kHz Variable Rate of Delivery Timing -11 -12 -11 -11 -12 -11 -11 -11 - (repeat -11 -12 -11 -11 -12 -11 -11 -11 - (repeat) 17 ALC882 Series Datasheet Track ID: JATR-1076-21 Rev. 1.5 ...
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... The controller drives SYNC and all SDOs to low. Codecs also drive SDIs to low The controller asserts the RST# signal to low, and enters the ‘Link Reset’ state All link signals driven by controller and codecs should be tri-state by internal pull low resistors 7.1+2 Channel High Definition Audio Codec 18 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... BCLK 4 BCLK Link in Reset Driven Low Pulled Low Driven Low Pulled Low Pulled Low Driven Low Pulled Low Figure 13. Link Reset Timing 19 ALC882 Series Datasheet >=100 usec >= 4 BCLK Initialization Sequence Normal Frame SYNC 8 Wake Event Track ID: JATR-1076-21 Rev. 1.5 ...
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... Controller Drives SDIx Turnaround (477 BCLK Max.) Figure 14. Codec Initialization Sequence Bit [31:28] Bit [27:20] Codec Address Node ID Bit [31:28] Bit [27:20] Codec Address Node ID 20 ALC882 Series Datasheet Address Frame Normal Operation (Non-48kHz Frame) Frame SYNC 6 SD14 7 8 Controller Codec Drives SDIx Turnaround (477 BCLK Max ...
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... Power Management The ALC882 series does not support Wake-Up events when in low power mode. All power management state changes in widgets are driven by software. Table 14 shows the System Power State Definitions. In the ALC882 series, all the widgets, including output/input converters, support power control. Software may have various power states depending on system configuration ...
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... All headphone drivers are powered down All internal mixer widgets are powered down. The DC reference and VREFOUTx at individual pin complexes are still alive All internal references, DC reference, and VREFOUTx at individual pin complexes are off 22 ALC882 Series Datasheet D2 D3 Link Reset Normal ...
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... Codec Response Format Bit Description 31:24 Reserved. Read as 0’s 23:20 MajRev. The major version number (in decimal) of the HDA Spec to which the ALC882 series is fully compliant 19:16 MinRev. The minor version number (in decimal) of the HDA Spec to which the ALC882 series is fully compliant 15:8 Revision ID. The vendor’s revision number. ...
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... Reserved. Read as 0’s 7:0 Function Group Type 00h: Reserved 01h: Audio Function 02h: Modem Function 03h~7Fh: Reserved 80h~FFh: Vendor Defined Function Note: The Audio Function Group (NID=01h) supports this parameter. 7.1+2 Channel High Definition Audio Codec 24 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... ProcWidget. Processing Widget 0: No processing control 1: Processing control is supported 5 Reserved. Read Format Override 3 AmpParOvr, AMP Param Override 7.1+2 Channel High Definition Audio Codec 1h: Audio Input 2h: Mixer 3h: Selector 6h: Volume Knob Widget 7h~Eh: Reserved 25 ALC882 Series Datasheet 4h: Pin Complex Fh: Vendor defined audio widget Track ID: JATR-1076-21 Rev. 1.5 ...
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... R12. 384kHz (=8*48kHz) rate support 0: Not supported 1: Supported 10 R11. 192kHz (=4*48kHz) rate support 0: Not supported 1: Supported 9 R10. 176.4kHz (=4*44.1kHz) rate support 0: Not supported 1: Supported 8 R9. 96kHz (=2*48kHz) rate support 0: Not supported 1: Supported 7.1+2 Channel High Definition Audio Codec 26 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Codec Response Format Bit Description 31:3 Reserved. Read as 0’s 2 AC3 0: Not supported 1: Supported 1 Float32 0: Not supported 1: Supported 0 PCM 0: Not supported 1: Supported Note: Input converters and output converters support this parameter. 7.1+2 Channel High Definition Audio Codec 27 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Impedance Sense Capable ‘1’ indicates this pin complex can perform analog sense on the attached device to determine its type Note: Only Pin Complex widgets support this parameter. 7.1+2 Channel High Definition Audio Codec 100% 80% Reserved 28 ALC882 Series Datasheet Ground 50% Hi-Z Track ID: JATR-1076-21 Rev. 1.5 ...
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... Reserved. Read as 0 14:8 Number of Steps Indicates the number of steps in the gain range. ‘0’ means the gain is fixed 7 Reserved. Read as 0 6:0 Offset. Indicates which step is 0dB 7.1+2 Channel High Definition Audio Codec 29 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Codec Response Format Bit Description 31:16 Reserved. Read as 0’s 15:8 NumCoeff. Number of Coefficient 7:1 Reserved. Read as 0’s 0 Benign 0: Processing unit is not linear and time invariant 1: Processing unit is linear and time invariant 7.1+2 Channel High Definition Audio Codec 30 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Parameter – GPIO Capabilities (Verb ID=F00h, Parameter ID=11h) Table 32. Parameter – GPIO Capabilities (Verb ID=F00h, Parameter ID=11h) Codec Response Format Bit Description 31 GPIWake=0 The ALC882 series does not support GPIO wake up function 30 GPIUnsol=1 The ALC882 series supports GPIO unsolicited response 29:24 Reserved. Read as 0’s 23:16 NumGPIs=00h ...
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... Bit [27:20] CAd=X Node ID=Xh Verb ID=701h 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] Select Index [7:0] 32 ALC882 Series Datasheet Codec Response Format Response [31:0] Bit[7:0] are Connection Index Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Description 31:8 Connection List Entry (N+3), (N+2) and (N+1) Returns 000000h 7:0 Connection List Entry (N) Returns 1Fh (S/PDIF-IN Pin Widget) for N=0~3 Returns 00h for N>3 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Offset Index - N[7:0] 33 ALC882 Series Datasheet Codec Response Format Response [31:0] 32-bit Response Track ID: JATR-1076-21 Rev. 1.5 ...
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... Returns 00h for N>3 Codec Response for NID=0Dh (Surround Sum) Bit Description 31:24 Connection List Entry (N) Returns 00h 23:16 Connection List Entry (N+2) Returns 00h 15:8 Connection List Entry (N+1) Returns 0Bh (Mixer) for N=0~3 Returns 00h for N>3 7.1+2 Channel High Definition Audio Codec 34 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Returns 00h for N>3 Codec Response for NID=26h (Fout Sum) Bit Description 31:24 Connection List Entry (N) Returns 00h 23:16 Connection List Entry (N+2) Returns 00h 15:8 Connection List Entry (N+1) Returns 0Bh (Mixer) for N=0~3 Returns 00h for N>3 7.1+2 Channel High Definition Audio Codec 35 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Returns 15h (Pin Complex-SURR) for N=4~7 Returns 00h for N>7 23:16 Connection List Entry (N+2) Returns 1Ah (Pin Complex – LINE1) for N=0~3 Returns 14h (Pin Complex – FRONT) for N=4~7 Returns 0Bh (Sum Widget) for N=8~11 Returns 00h for N>11 7.1+2 Channel High Definition Audio Codec 36 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Codec Response for All NID Bit Description 31:0 0’s 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] Processing State [7:0] 37 ALC882 Series Datasheet Codec Response Format Response [31:0] 32-bit response Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Bit Description 31:0 0’s 7.1+2 Channel High Definition Audio Codec Bit [19:16] Payload Bit [15:0] Verb ID=Dh 0’s Bit [19:16] Payload Bit [15:0] Verb ID=5h Coefficient Index [15:0] 38 ALC882 Series Datasheet Codec Response Format Response [31:0] Bit [15:0] are Coefficient Index Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Codec Response for All NID Bit Description 31:0 0’s 7.1+2 Channel High Definition Audio Codec Bit [19:16] Payload Bit [15:0] Verb ID=Ch 0’s Bit [19:16] Payload Bit [15:0] Verb ID=4h Coefficient [15:0] 39 ALC882 Series Datasheet Codec Response Format Response [31:0] Processing Coefficient [15:0] Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Bit- ‘Get Amplifier Gain’: Read as 0’s (No Output Amplifier Mute) 7.1+2 Channel High Definition Audio Codec Bit [19:16] Payload Bit [15:0] Verb ID=Bh ‘Get’ payload [15:0] 40 ALC882 Series Datasheet Codec Response Format Response [31:0] Bit[7:0] are responsible for ‘Get’ Track ID: JATR-1076-21 Rev. 1.5 ...
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... Bit- ‘Get Amplifier Gain’: Read as 0’s Bit- ‘Get Amplifier Gain’: Read as 0 (No Output Amplifier Gain) Codec Response to Other NID Bit Description 31:0 Not supported (returns 00000000h) 7.1+2 Channel High Definition Audio Codec 41 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Mute 0: Unmute 1: Mute (-∞ gain) 6:0 Gain[6:0] A 7-bit step value specifying the amplifier gain 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Verb ID=3h ‘Set’ payload [7:0] 42 ALC882 Series Datasheet Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Sample Base Rate Multiple (MULT) 000b: *1 001b: *2 10:8 Sample Base Rate Divisor (DIV) 000b: /1 001b: /2 The ALC882 series does not support Divisor. Always read as 000b 7 Reserved. Read as 0. 6:4 Bits per Sample (BITS) 000b: 8 bits 3:0 Number of Channels 0: 1 channel Codec Response for other NID ...
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... Reserved 010b: /3 011b: /4 100b: /5 001b: 16 bits 010b: 20 bits 011b: 24 bits 1: 2 channels 2: 3 channels …..… 15: 16 channels 44 ALC882 Series Datasheet Codec Response Format Response [31:0] 0’s for all nodes 101b: /6 110b: /7 111b: /8 100b: 32 bits 101b~111b: Reserved Track ID: JATR-1076-21 Rev. 1.5 ...
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... PS-Set controls the current power setting of the referenced node Codec Response for other NID Bit Description 31:0 Not supported (returns 00000000h) 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Verb ID=Ah 0’s 45 ALC882 Series Datasheet Codec Response Format Response [31:0] Power State [7:0] Track ID: JATR-1076-21 Rev. 1.5 ...
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... Bit Description 31:0 Not supported (returns 00000000h) 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Power State [7:0] Bit [19:8] Payload Bit [7:0] 0’s 46 ALC882 Series Datasheet Codec Response Format Response [31:0] 0’s for all nodes Codec Response Format Response [31:0] Stream & Channel [7:0] Track ID: JATR-1076-21 Rev. 1.5 ...
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... In Enable (Input Buffer Enable, EN_IBUF for a I/O unit) 0: Disabled 1: Enabled 4: Reserved 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Stream & Channel [7:0] Bit [19:8] Payload Bit [7:0] 0’s 47 ALC882 Series Datasheet Codec Response Format Response [31:0] 0’s for all nodes Codec Response Format Response [31:0] Pin Control [7:0] Track ID: JATR-1076-21 Rev. 1.5 ...
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... Hi-Z (Disabled) 001b: 50% of AVDD 010b: Ground 0V 011b: Reserved 100b: 80% of AVDD) 101b: 100% of AVDD 110b~111b: Reserved 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Pin Control [7:0] 48 ALC882 Series Datasheet Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Tag[3:0] is defined by software to assign a 4-bit tag for nodes that are enabled to generate unsolicited responses 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] EnableUnsol [7:0] 49 ALC882 Series Datasheet Codec Response Format Response [31:0] 32-bit Response Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Channel High Definition Audio Codec Table 54. Verb – Get Pin Sense (Verb ID=F09h) Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] Right Channel[0] 50 ALC882 Series Datasheet Codec Response Format Response [31:0] 32-bit Response Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 ...
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... Codec Response for All NID Bit Description 31:0 0’s 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] Label [7:0] 51 ALC882 Series Datasheet Codec Response Format Response [31:0] 32-bit Response Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Note: All nodes except Audio Function Group (NID=01h) will ignore this verb. Codec Response for All NID Bit Description 31:0 0’s 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] Divider [7:0] 52 ALC882 Series Datasheet Codec Response Format Response [31:0] Divider [7:0] Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.5 ...
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... Set command for NID=01h (Audio Function Group) Bit Description 31:8 Reserved 7:2 GPIO[7:2] output Data. Not supported in the ALC882 series 1:0 GPIO[1:0] Output Data The value written determines the value driven on a pin that is configured as an output pin Codec Response for All NID Bit ...
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... Bit Description 31:8 Reserved 7:2 GPIO[7:2] Enable Mask. Not supported in the ALC882 series 1:0 GPIO[1:0] Enable Mask 0: The corresponding GPIO pin is disabled and is in Hi-Z state 1: The corresponding GPIO pin is enabled. Its behavior is determined by the GPIO direction control Note: All nodes except Audio Function Group (NID=01h) will ignore this verb. ...
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... Codec Response for NID=01h (Audio Function Group) Bit Description 31:8 Reserved 7:2 GPIO[7:2] Direction Control. Not supported in the ALC882 series 1:0 GPIO[1:0] Direction Control 0: The corresponding GPIO pin is configured as an input 1: The corresponding GPIO pin is configured as an output Note: All nodes except Audio Function Group (NID=01h) will ignore this verb. ...
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... Bit Description 31:8 Reserved 7:2 GPIO[7:2] Unsolicited Enable Mask. Not supported in the ALC882 series 1:0 GPIO[1:0] Unsolicited Enable mask 0: Unsolicited response will not be sent on link 1: Unsolicited response will be sent on link when state of corresponding GPIO has been changed Note: All nodes except Audio Function Group (NID=01h) will ignore this verb. ...
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... Description 31:0 Reserved. Read as 0’s Note: The Function Reset command causes all widgets in the ALC882 series to return to their power on default state. 8.38. Verb – Get Digital Converter Control 1 & Control 2 (Verb ID= F0Dh, F0Eh) Table 69. Verb – Get Digital Converter Control 1 & Control 2 (Verb ID= F0Dh, F0Eh) ...
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... In‘V’alid. V bit in sub-frame of S/PDIF-IN 0: Data X and Y are valid, or S/PDIF-IN is not locked 1: At least one of data X and Y is invalid 0 Digital Enable. DigEn 0: OFF 1: ON Codec Response for Other NID Bit Description 31:0 0’s 7.1+2 Channel High Definition Audio Codec 58 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Description – SIC (S/PDIF IEC Control) Bit[7:0] 7 Reserved. Read as 0’s 6:0 CC[6:0] (Category Code) 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] SIC [7:0] Bit [19:8] Payload Bit [7:0] SIC [15:8] 59 ALC882 Series Datasheet Codec Response Format Response [31:0] 0’s Codec Response Format Response [31:0] 0’s Track ID: JATR-1076-21 Rev. 1.5 ...
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... Note: Other nodes will ignore this verb. 7.1+2 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s Bit [19:8] Payload Bit [7:0] Bit[7] is ‘Direct’ control 60 ALC882 Series Datasheet Codec Response Format Response [31:0] Bit[31:8]=0’s, Bit[7:0] is volume Codec Response Format Response [31:0] 0’s Track ID: JATR-1076-21 ...
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... ESD (Electrostatic Discharge) Susceptibility Voltage Table 73. Threshold Voltage Symbol Minimum V -0. 0.65* DVDD IH (2.00 0.56* DVDD IH (1.85) V 0.9*DVDD - ALC882 Series Typical Maximum 3.3 3.6 5.0 5.5 - +70 +125 4500V Typical Maximum - DVDD +0.30 - 0.30*DVDD (1.00 0.44*DVDD (1.45 0.1*DVDD - 50k - Track ID: JATR-1076-21 Datasheet Units ...
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... S/PDIF-IN Low Level Input S/PDIF-IN Bias Level 7.1+2 Channel High Definition Audio Codec Table 74. Digital Filter Characteristics Minimum 0 28.8 0 28.8 Table 75. S/PDIF Input/Output Characteristics Symbol Minimum ALC882 Series Typical Maximum - 19.2 -76.0 ±0.20 - 19.2 -78.5 ±0.20 Typical Maximum 3 0 1.45 1.5 - Track ID: JATR-1076-21 Datasheet Units kHz ...
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... Channel High Definition Audio Codec Table 76. Link Reset and Initialization Timing Symbol Minimum T 1.0 RST T 20 PLL T - FRAME 4 BCLK T RST Figure 15. Link Reset and Initialization Timing 63 ALC882 Series Datasheet Typical Maximum Units - - - - - 1 Frame Time Initialization Sequence >= 4 BCLK Normal Frame SYNC Initialization ...
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... T - jitter T 18.75 high (45%) T 18.75 low (45%) T 2.1 setup T 2.1 hold T - tco T - flight T_cycle T_high T_low T_setup T_hold T_tco Figure 16. Link Signals Timing 64 ALC882 Series Typical Maximum 24.0 - 41. 2.0 - 22.91 (55%) - 22.91 (55 7.5 8.0 2.0 - T_flight Track ID: JATR-1076-21 Datasheet Units MHz (%) ns (%) Rev. 1.5 ...
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... Bit parameters for 48kHz sample rate of S/PDIF-OUT *2: Bit parameters for 48kHz sample rate of S/PDIF-IN 9.2.4. Test Mode The ALC882 series does not support codec test mode or Automatic Test Equipment (ATE) mode. 7.1+2 Channel High Definition Audio Codec Table 78. S/PDIF Output and Input Timing Symbol ...
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... Sampling frequency=48kHz; 0dB=1Vrms • 10KΩ/50pF load; Test bench Characterization BW:10Hz~22kHz, 0dB attenuation Table 79. Analog Performance Min - - - - - - - - - 2.25 66 ALC882 Series Datasheet Typical Max 1.6 - 1.1 - 1.2 1.5 95 100 dB FSA FSA 101 104 dB FSA - - - ...
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... LINE1-R LINE1-L MIC1-R MIC1-L CD-R CD-GND ALC882 CD-L MIC2-R MIC2-L LINE2-R LINE2-L Sense A + RESET# R19 22 SYNC SDIN R22 22 BCLK C34 22P SDOUT Figure 18. Filter Connection 67 ALC882 Series +5VA U1 LM7805CT/200mA +5VA 3 1 OUT +10u 10u U6 24 LINE1-R 23 LINE1-L 22 MIC1-R 21 MIC1-L CD-IN Header 20 C17 1u ...
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... Channel High Definition Audio Codec Figure 19. IO Connection 68 ALC882 Series Datasheet Track ID: JATR-1076-21 Rev. 1.5 ...
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... Figure 20. On board Front Panel Header & Front I/O Module Connection 7.1+2 Channel High Definition Audio Codec 69 Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... Hardware does not adjust volume. The count value is reported via unsolicited response to software to control the master volume. Figure 22. Volume Control by GPIO0 and GPIO1 7.1+2 Channel High Definition Audio Codec ALC882 DCVOL (Pin 33) ADC +5V: DCVOL=31 0V: DCVOL=0 70 ALC882 Series Datasheet 5-bit Volume Code [4:0] Track ID: JATR-1076-21 Rev. 1.5 ...
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... Mechanical Dimensions See the Mechanical Dimensions notes on the next page. 7.1+2 Channel High Definition Audio Codec Track ID: JATR-1076-21 ALC882 Series Datasheet Rev. 1.5 ...
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... BSC 0.276 BSC APPROVE 0.217 0.354 BSC CHECK 0.276 BSC 0.217 REALTEK SEMICONDUCTOR CORP. 0.0196 BSC 3.5 7 0.0393 72 ALC882 Series TITLE: LQFP-48 (7.0x7.0x1.6mm) PACKAGE OUTLINE DRAWING, FOOTPRINT 2.0mm LEADFRAME MATERIAL DOC. NO. VERSION 02 DWG NO. PKGC-065 DATE Track ID: JATR-1076-21 Datasheet Rev. 1.5 ...
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... LQFP-48 & Lead (Pb)-Free package ® ALC882-VB1-LF + Dolby Digital Live (software feature) ® ALC882-VB1-LF + Dolby Home Theater (software feature) ® ALC882-VB1-LF + Dolby Master Studio (software feature) ALC882-VB1-LF + DTS® CONNECT™ (software feature) 73 ALC882 Series Datasheet Status Production Production Production Production Production Track ID: JATR-1076-21 Rev ...