alc861 Realtek Semiconductor Corporation, alc861 Datasheet

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alc861

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alc861
Description
7.1 Channel High Definition Audio Codec
Manufacturer
Realtek Semiconductor Corporation
Datasheet

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ALC861-GR
ALC861DTS-GR
7.1 CHANNEL HIGH DEFINITION AUDIO CODEC
DATASHEET
Realtek Semiconductor Corp.
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
Tel.: +886-3-578-0211. Fax: +886-3-557-6047
www.realtek.com.tw
Track ID: JATR-1076-21
07 November 2005
Rev. 1.3

Related parts for alc861

alc861 Summary of contents

Page 1

... ALC861-GR ALC861DTS-GR 7.1 CHANNEL HIGH DEFINITION AUDIO CODEC DATASHEET Realtek Semiconductor Corp. No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan Tel.: +886-3-578-0211. Fax: +886-3-557-6047 www.realtek.com.tw Rev. 1.3 07 November 2005 Track ID: JATR-1076-21 ...

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... USING THIS DOCUMENT This document is intended for the hardware and software engineer’s general information on the Realtek ALC861 Audio Codec chip. Though every effort has been made to ensure that this document is current and accurate, more information may have become available subsequent to the production of this guide. In that event, please contact your Realtek representative for additional information that may help in the development process ...

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... Inbound Frame – Single SDI ................................................................................................................................12 7.2.4. Inbound Frame – Multiple SDIs...........................................................................................................................13 7.2.5. Variable Sample Rates..........................................................................................................................................13 7. ESET AND NITIALIZATION 7.3.1. Link Reset .............................................................................................................................................................15 7.3.2. Codec Reset ..........................................................................................................................................................17 7.3.3. Codec Initialization Sequence ..............................................................................................................................17 7.1 Channel High Definition Audio Codec Table of Contents .....................................................................................................................2 ......................................................................................................................2 I ........................................................................................4 DENTIFICATION ) P ............................................................................................................6 INS .......................................................................................................................9 ............................................................................................................15 iii ALC861 Datasheet Track ID: JATR-1076-21 Rev. 1.3 ...

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... HANNEL ERB TREAM HANNEL ERB C (V ID=F07 ONTROL ERB C (V ID=707 ONTROL ERB ESPONSE ONTROL ESPONSE ONTROL (V ID=F09 ) ......................................................................................45 ERB H iv ID=F01 ) .................................................... .....................................................................28 )..............................................................29 H ID=F06 ) ...................................................41 H ID=706 ) ....................................................42 H )................................................................... ...................................................................43 H ID=F08 ) ...............................................44 ERB H ID=708 ) ................................................45 ERB H Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... OTES v /F1D /F1E /F1F )............................. ID=71C /71D /71E ERB ID= F0D , F0E ONTROL ERB ID=70D , 70E ONTROL ERB H /F21 /D22 /F23 ) ...................................... [31:24], 722 [23:16], 721 H FOR Track ID: JATR-1076-21 ALC861 Datasheet /71F H H FOR ) .............. ................ FOR Rev. 1.3 ...

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... Table 30. Verb – Set Connection Select (Verb ID=701h) .........................................................................28 Table 31. Verb – Get Connection List Entry (Verb ID=F02h)..................................................................29 Table 32. Verb – Get Amplifier Gain (Verb ID=Bh) ................................................................................35 Table 33. Verb – Set Amplifier Gain (Verb ID=3h)..................................................................................37 7.1 Channel High Definition Audio Codec List of Tables vi ALC861 Datasheet Track ID: JATR-1076-21 Rev. 1.3 ...

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... Table 55. Absolute Maximum Ratings .....................................................................................................52 Table 56. Threshold Voltage .....................................................................................................................52 Table 57. S/PDIF Output Characteristics..................................................................................................53 Table 58. Link Reset and Initialization Timing ........................................................................................53 Table 59. Link Timing Parameters at the Codec.......................................................................................54 Table 60. S/PDIF Output Timing..............................................................................................................55 Table 61. Analog Performance .................................................................................................................56 Table 62. Ordering Information ................................................................................................................59 7.1 Channel High Definition Audio Codec vii Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Figure 11. Codec Transmits Data Over Multiple SDI ..............................................................................13 Figure 12. Link Reset Timing...................................................................................................................16 Figure 13. Codec Initialization Sequence.................................................................................................17 Figure 14. Link Reset and Initialization Timing.......................................................................................53 Figure 15. Link Signal Timing..................................................................................................................54 Figure 16. Output Timing .........................................................................................................................55 7.1 Channel High Definition Audio Codec List of Figures viii ALC861 Datasheet Track ID: JATR-1076-21 Rev. 1.3 ...

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... Parts of analog IO are input and output capable, and three headphone amplifiers are also integrated to drive earphones on front and rear panels. The ALC861 supports S/PDIF output function and a sampling rate 96kHz, offering easy connection of PCs to high-quality consumer electronic products such as AC-3 decoders/speakers, and mini disk devices ...

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... Direct Sound 3D™ compatible A3D™ compatible I3DL2 compatible HRTF 3D Positional Audio Emulation of 26 sound environments to enhance gaming experience 10 Software Equalizer Bands Voice Cancellation and Key Shifting in Karaoke mode ALC861DTS-GR features optional DTS 3. System Applications Multimedia PCs 3D PC Games Information Appliances (IA) Voice Recognition Audio Conferencing 7 ...

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... Block Diagram 7.1 Channel High Definition Audio Codec Figure 1. Block Diagram 3 ALC861 Datasheet Track ID: JATR-1076-21 Rev. 1.3 ...

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... Pin Assignments 5.1. Package and Version Identification Green package is indicated by a ‘G’ in the location marked ‘T’ in Figure 2. The version number is shown in the location marked ‘V’. 7.1 Channel High Definition Audio Codec Figure 2. Pin Assignments 4 ALC861 Datasheet Track ID: JATR-1076-21 Rev. 1.3 ...

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... Characteristic Definition Schmitt trigger input, V =1.0V Schmitt trigger input, V =1.0V Schmitt trigger input, V =1.0V Schmitt trigger input, V =1.0V Schmitt output, V =0.9*DVDD =0.1*DVDD OL TTL output has 12mA@75Ω driving capability Total: 6 Pins Track ID: JATR-1076-21 ALC861 Datasheet =2.0V =2.0V =2.0V =2.0V Rev. 1.3 ...

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... Table 5. NC (Not Connected) Pins Pin No Description 2, 3, 29, 33, 37, 47 Not Connected. Total: 6 Pins 6 Characteristic Definition Typical 2.25V,10uf capacitor to analog ground 3.2V reference voltage 3.2V reference voltage 3.2V reference voltage 3.2V reference voltage 4.99K, 1% external resistor to analog ground Total: 6 Pins Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... 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 3. HDA Link Protocol Table 6. Link RESET# 7 Datasheet Next Frame (Here ' Track ID: JATR-1076-21 ALC861 Rev. 1.3 ...

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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 9, describes the detailed outbound and inbound stream compositions for single and multiple SDOs/SDIs. The connections shown in Figure 5 can be implemented concurrently in an HDA system. The ALC861 is designed to receive a single SDO stream. 7.1 Channel High Definition Audio Codec Table 7 ...

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... To keep the cadence of converters bound to the same stream, samples for these converters must be placed in the same block. 7.1 Channel High Definition Audio Codec . . . Codec 1 Codec 2 Two SDOs Single SDO Single SDI Two SDIs Figure 5. Signaling Topology 9 ALC861 Datasheet . . . Codec N Two SDOs Multiple SDIs Track ID: JATR-1076-21 Rev. 1.3 ...

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... Preamble Stream=10 (4-Bit) (4-Bit Previous Stream SDO Stream Tag is Indicated in SYNC 10 Stream 'X' Tag (Here ' Stream 'X' Data Null Field time of samples, Block2 th time of samples th Data of Stream 10 Track ID: JATR-1076-21 ALC861 Datasheet Next Frame Padded at the end of Frame Rev. 1.3 ...

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... Command Stream 1 D Command stream is unchanged, not stripped 7.1 Channel High Definition Audio Codec Stream 'X' Tag . . Stream 'X' to Codec n n-3 n-1 Stream A is "bit-stripped" on SDO0 and SDO1 Figure 8. Stripped Stream on Multiple SDO 11 Stream 'Y' Tag Stream 'Y' to Codec Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... n-1 A Complete Stream Figure 10. SDI Stream Tag and Data 12 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 ALC861 Datasheet } time of samples th Next Stream 0 Rev. 1.3 ...

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... AND interleave an empty frame between non-empty frames (Table 10, page 14). 7.1 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 13 Stream ' Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... 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 -11 -12 -11 -11 -12 -11 -11 -11 - (repeat -11 -12 -11 -11 -12 -11 -11 -11 - (repeat) 14 ALC861 Datasheet Track ID: JATR-1076-21 Rev. 1.3 ...

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... Software initiates a link reset via the ‘CRST’ bit in the Global Control Register (GCR) of the HDA controller 3. Software initiates power management sequences. Figure 12, page 16, shows the ‘Link Reset’ timing including the ‘Enter’ sequence ( ~ ) and ‘Exit’ sequence ( ~ ) 7.1 Channel High Definition Audio Codec 15 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Channel High Definition Audio Codec 4 BCLK 4 BCLK Link in Reset Driven Low Pulled Low Driven Low Pulled Low Pulled Low Driven Low Pulled Low Figure 12. Link Reset Timing 16 ALC861 Datasheet >=100 usec >= 4 BCLK Initialization Sequence Normal Frame SYNC 8 Wake Event Track ID: JATR-1076-21 Rev. 1.3 ...

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... Frame SYNC 5 4 SD0 SD1 3 2 Codec Controller Drives SDIx Turnaround (477 BCLK Max.) Figure 13. Codec Initialization Sequence 17 Datasheet Address Frame Normal Operation (Non-48kHz Frame) Frame SYNC 6 Response SD14 7 8 Codec Drives SDIx Controller Turnaround (477 BCLK Max.) Track ID: JATR-1076-21 ALC861 Rev. 1.3 ...

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... Node ID Bit [31:28] Bit [27:20] Codec Address Node ID Table 13. Solicited Response Format Bit [34] Bit [33:32] Unsol=0 Reserved Table 14. Unsolicited Response Format Bit [34] Bit [33:32] Unsol=1 Reserved 18 Datasheet Bit [19:16] Bit [15:0] Verb ID Payload Bit [19:8] Bit [7:0] Verb ID Payload Bit [31:0] Response Bit [31:28] Bit [27:0] Tag Response Track ID: JATR-1076-21 ALC861 Rev. 1.3 ...

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... Supported Verbs and Parameters This section describes the Verbs and Parameters supported by various widgets in the ALC861 verb is not supported by the addressed widget, it will respond with 32 bits of ‘0’. 8.1. Verb – Get Parameters (Verb ID=F00h) The ‘Get Parameters’ verb is used to get system information and the function capabilities of the HDA codec ...

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... Reserved. Read as 0’s. 7:0 Total Number of Nodes For a root node, this is the total number of function groups in the root node For a function group, this is the total number of widget nodes in the function group 7.1 Channel High Definition Audio Codec 20 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... A ‘1’ indicates the presence of an integrated Beep generator within the Audio Function Group 15:12 Reserved. Read as 0’s 11:8 Input Delay Number of samples delay from analog input to HDA link 7:4 Reserved. Read as 0’s 3:0 Output Delay Number of samples delay from HDA link to analog output 7.1 Channel High Definition Audio Codec 21 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Processing control is supported 5 Reserved. Read Format Override The ALC861 DACs support 16/20/24-bit with a 48KHz and 96KHz sample rate. The format (parameter ID=0Ah) must be queried 3 AmpParOvr (AMP Param Override) Override amplifier parameters (Gain Control) in individual output Pin Complexes, ADCs, and Mixer ...

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... R10. 176.4Hz (=4*44.1kHz) rate support 0: Not supported 1: Supported 8 R9. 96kHz (=2*48kHz) rate support 0: Not supported 1: Supported 7 R8. 88.2kHz (=2*44.1kHz) rate support 0: Not supported 1: Supported 6 R7. 48kHz rate support 0: Not supported 1: Supported 7.1 Channel High Definition Audio Codec 23 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Table 23. Parameter – Supported Stream Formats (Verb ID=F00h, Parameter ID=0Bh) 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 Channel High Definition Audio Codec 24 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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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 Channel High Definition Audio Codec 100% 80% Reserved 25 ALC861 Datasheet Ground 50% Hi-Z Track ID: JATR-1076-21 Rev. 1.3 ...

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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 Channel High Definition Audio Codec 26 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Table 28. Parameter – Supported Power States (Verb ID=F00h, Parameter ID=0Fh) Codec Response Format Bit Description 31:4 Reserved. Read as 0’s 3 D3Sup 1: Power state D3 is supported 2 D2Sup 1: Power state D2 is supported 1 D1Sup 1: Power state D1 is supported 0 D0Sup 1: Power state D0 is supported 7.1 Channel High Definition Audio Codec 27 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Note: See 8.2 Verb – Get Connection Select Control (Verb ID=F01h), page 28 for detailed select items for widget support connection selection. 7.1 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] 28 ALC861 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. 1.3 ...

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... Connection List Entry (N+1) Returns 10h (Port-F: MIC2) for N=0~3 Returns 00h for N>3 7:0 Connection List Entry (N) Returns 0Dh (Port-B: MIC1) for N=0~3 Returns 00h for N>3 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Offset Index - N[7:0] 29 ALC861 Datasheet Codec Response Format Response [31:0] 32-bit Response Track ID: JATR-1076-21 Rev. 1.3 ...

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... Connection List Entry (N) Returns 00h 23:16 Connection List Entry (N+2) Returns 00h 15:8 Connection List Entry (N+1) Returns 15h (Stereo Mixer) for N=0~3 Returns 00h for N>3 7:0 Connection List Entry (N) Returns 04h (Side-Surr DAC) for N=0~3 Returns 00h for N>3 7.1 Channel High Definition Audio Codec 30 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Connection List Entry (N+2) Returns 15h (Stereo Mixer) for N=0~3 Returns 00h 15:8 Connection List Entry (N+1) Returns 06h (Surr DAC) for N=0~3 Returns 00h for N>3 7:0 Connection List Entry (N) Returns 03h (Front DAC) for N=0~3 Returns 00h for N>3 7.1 Channel High Definition Audio Codec 31 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Returns 16h (Mixer 16h) for N=0~3 Returns 00h for N>3 Codec Response for NID=0Ch (Port-C: LINE1) Bit Description 31:8 Connection List Entry (N+3), (N+2) and (N+1) Returns 000000h. 7:0 Connection List Entry (N) Returns 19h (Mixer 19h) for N=0~3 Returns 00h for N>3 7.1 Channel High Definition Audio Codec 32 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Returns 1Ah (Mixer 1Ah) for N=0~3 Returns 00h for N>3 Codec Response for NID=10h (Port-F: MIC2) Bit Description 31:8 Connection List Entry (N+3), (N+2), and (N+1) Returns 000000h 7:0 Connection List Entry (N) Returns 1Bh (Mixer 1Bh) for N=0~3 Returns 00h for N>3 7.1 Channel High Definition Audio Codec 33 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Codec Response for NID=12h (Pin Widget: S/PDIF-OUT) Bit Description 31:8 Connection List Entry (N+3), (N+2), and (N+1) Returns 000000h 7:0 Connection List Entry (N) Returns 07h (S/PDIF-OUT Converter) for N=0~3 Returns 00h for N>3 Codec Response for Other NID Bit Description 31:0 Not supported (returns 00000000h) 7.1 Channel High Definition Audio Codec 34 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Bit- ‘Get Amplifier Gain’: Input Amplifier Gain [6:0] Bit- ‘Get Amplifier Gain’: Read as 0’s (No Output Amplifier Mute) 7.1 Channel High Definition Audio Codec Bit [19:16] Payload Bit [15:0] Verb ID=Bh ‘Get’ payload [15:0] 35 ALC861 Datasheet Codec Response Format Response [31:0] Bit[7:0] are responsible for ‘Get’ Track ID: JATR-1076-21 Rev. 1.3 ...

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... Bit- ‘Get Amplifier Gain’: Read as 0 (No volume control for input) Bit- ‘Get Amplifier Gain’: Output Amplifier Gain [6:0]. Codec Response to Other NID Bit Description 31:0 Not supported (returns 00000000h) 7.1 Channel High Definition Audio Codec 1: Mute (Default) 36 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... The index is ignored if the node is not a Sum or a Selector widget, or the ‘Set Input Amp’ bit is not set 7 Mute 0: Unmute 1: Mute (-∞ gain) 6:0 Gain[6:0] A 7-bit step value specifying the amplifier gain 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Verb ID=3h ‘Set’ payload [7:0] 37 ALC861 Datasheet Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.3 ...

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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 38 ALC861 Datasheet Codec Response Format Response [31:0] Bit[15:0] are converter format 101b: /6 110b: /7 111b: /8 100b: 32 bits 101b~111b: Reserved Track ID: JATR-1076-21 Rev. 1.3 ...

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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 39 ALC861 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. 1.3 ...

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... Power state is D3 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 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s 40 ALC861 Datasheet Codec Response Format Response [31:0] Power State [7:0] Track ID: JATR-1076-21 Rev. 1.3 ...

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... Codec Response for other NID Bit Description 31:0 Not supported (returns 00000000h) 7.1 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 41 ALC861 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. 1.3 ...

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... AVDD 101b: 100% of AVDD 110b~111b: Reserved 7.1 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 42 ALC861 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. 1.3 ...

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... Hi-Z (Disabled, default for all) 001b: 50% of AVDD 010b: Ground 0V 011b: Reserved 100b: 80% of AVDD 101b: 100% of AVDD 110b~111b: Reserved 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Pin Control [7:0] 43 ALC861 Datasheet Codec Response Format Response [31:0] 0’s for all nodes Track ID: JATR-1076-21 Rev. 1.3 ...

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... The tag [5:0] is assigned by software to determine which widget generates unsolicited responses Codec Response for other NID Bit Description 31:0 Not supported (returns 00000000h) 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s 44 ALC861 Datasheet Codec Response Format Response [31:0] 32-bit Response Track ID: JATR-1076-21 Rev. 1.3 ...

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... Not supported (returns 00000000h) 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] EnableUnsol [7:0] Table 44. Verb – Get Pin Sense (Verb ID=F09h) Bit [19:8] Payload Bit [7:0] 0’s 45 ALC861 Datasheet Codec Response Format Response [31:0] 0’s for all nodes Codec Response Format Response [31:0] 32-bit Response Track ID: JATR-1076-21 Rev. 1.3 ...

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... Note: The 32-bit registers for each Pin Widget are sticky and will not be reset by a LINK Reset or Codec Reset (Function Reset Verb). 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Right Channel[0] Bit [19:8] Payload Bit [7:0] 0’s 46 ALC861 Datasheet Codec Response Format Response [31:0] 0’s for all nodes Codec Response Format Response [31:0] 32-bit Response Track ID: JATR-1076-21 Rev. 1.3 ...

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... A value of 00h in F[7:0] disables the internal BEEP generator and allows external PCBEEP input Codec Response for Other NID Bit Description 31:0 0’s 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Label [7:0] Bit [19:8] Payload Bit [7:0] 0’s 47 ALC861 Datasheet Codec Response Format Response [31:0] 0’s for all nodes Codec Response Format Response [31:0] Divider [7:0] Track ID: JATR-1076-21 Rev. 1.3 ...

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... Note: The Function Reset command causes all widgets to return to their power-on default state. 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] Divider [7:0] Bit [19:8] Payload Bit [7:0] 0’s 48 ALC861 Datasheet Codec Response Format Response [31:0] 0’s for all nodes Codec Response Format Response [31:0] 0’s Track ID: JATR-1076-21 ...

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... V for Validity Control (control V bit and data in Sub-Frame) 0 Digital Enable. DigEn 0: OFF 1: ON Codec Response for Other NID Bit Description 31:0 0’s 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0’s F0Eh 49 ALC861 Datasheet Codec Response Format Response [31:0] Bit[31:16]=0’s, Bit[15:0] are SIC bit Track ID: JATR-1076-21 Rev. 1.3 ...

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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 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] 50 ALC861 Datasheet Codec Response Format Response [31:0] 0’s Codec Response Format Response [31:0] 0’s Track ID: JATR-1076-21 Rev. 1.3 ...

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... Codec Response for all NID Bit Description 0s 31:0 7.1 Channel High Definition Audio Codec Bit [19:8] Payload Bit [7:0] 0s Table 54. Verb – Set Subsystem ID [31:0] Bit [19:8] Payload Bit [7:0] Label [7:0] 722h, 721h, 720h 51 ALC861 Datasheet Codec Response Format Response [31:0] 32-bit Response Codec Response Format Response [31:0] 0s for all nodes Track ID: JATR-1076-21 Rev. 1.3 ...

Page 60

... Minimum V -0. 0.65* DVDD IH (2.00 0.56* DVDD IH (1.85) V 0.9*DVDD - Typical Maximum 3.3 3.6 5.0 5.5 - +70 +125 4000V Typical Maximum - DVDD +0.30 - 0.30*DVDD (1.00 0.44*DVDD (1.45 0.1*DVDD - 50k 100k Track ID: JATR-1076-21 ALC861 Datasheet Units Units µA µA mA Ω Rev. 1.3 ...

Page 61

... Minimum T 1.0 RST T 20 PLL T - FRAME 4 BCLK T RST Figure 14. Link Reset and Initialization Timing 53 Typical Maximum 3 0.3 Typical Maximum - - - - - 1 Frame Time Initialization >= 4 BCLK Sequence Normal Frame SYNC Initialization Request T T PLL FRAME Track ID: JATR-1076-21 ALC861 Datasheet Units V V Units µs µs Rev. 1.3 ...

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... Channel High Definition Audio Codec Table 59. Link Timing Parameters at the Codec Symbol Minimum - T - cycle 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_low T_flight Figure 15. Link Signal Timing 54 Datasheet Typical Maximum Units 24.0 - 41. 2.0 - 22.91 (55%) - 22.91 (55 7.5 8.0 2.0 - Track ID: JATR-1076-21 ALC861 MHz (%) ns (%) Rev. 1.3 ...

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... Table 60. S/PDIF Output Timing Symbol Minimum - - T - cycle T - jitter T 78.1 (48%) High T 78.1 (48%) Low T - rise T - fall T cycle T T low high T T rise fall Figure 16. Output Timing 55 Typical Maximum 6.144 - 162 81.4 (50%) 84.6 (52%) 81.4 (50%) 84.6 (52%) 2 Track ID: JATR-1076-21 ALC861 Datasheet Units MHz (%) ns (%) ns ns Rev. 1.3 ...

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... Datasheet Typ Max Units 1.6 - Vrms 1.2 - Vrms 1.1 - Vrms FSA FSA FSA - - - 22,000 - 19,200 -40 - -80 47 100 - 3 Track ID: JATR-1076-21 ALC861 KΩ Ω Ω Rev. 1.3 ...

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... Designers are suggested to contact Realtek to get the latest application circuits. To get the best compatibility in hardware design and software driver, any modifications of application circuits should be confirmed by Realtek. Realtek may update the latest application circuits onto our web site (www.realtek.com.tw) without modifying this data sheet. 7.1 Channel High Definition Audio Codec 57 Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... Mechanical Dimensions See the Mechanical Dimensions notes on the next page. 7.1 Channel High Definition Audio Codec Track ID: JATR-1076-21 ALC861 Datasheet Rev. 1.3 ...

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... REALTEK SEMICONDUCTOR CORP. 0.0196 BSC 3.5 7 0.0393 Table 62. Ordering Information Package LQFP-48 ‘Green’ package ™ ALC861-GR + DTS CONNECT 59 TITLE: LQFP-48 (7.0x7.0x1.6mm) PACKAGE OUTLINE DRAWING, FOOTPRINT 2.0mm LEADFRAME MATERIAL DOC. NO. VERSION 02 DWG NO. PKGC-065 DATE Status Sample (software feature) Sample ...

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