AD1888JCP-REEL Analog Devices Inc, AD1888JCP-REEL Datasheet

IC CODEC AUDIO-PC AC'97 48LFCSP

AD1888JCP-REEL

Manufacturer Part Number
AD1888JCP-REEL
Description
IC CODEC AUDIO-PC AC'97 48LFCSP
Manufacturer
Analog Devices Inc
Series
SoundMAX®r
Type
Audio Codec '97r
Datasheet

Specifications of AD1888JCP-REEL

Data Interface
Serial
Resolution (bits)
16, 20 b
Number Of Adcs / Dacs
2 / 6
Sigma Delta
No
Dynamic Range, Adcs / Dacs (db) Typ
80 / 90
Voltage - Supply, Analog
4.75 V ~ 5.25 V
Voltage - Supply, Digital
3.15 V ~ 3.45 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
48-VFQFN, CSP Exposed Pad
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD1888JCP-REEL
Manufacturer:
AD
Quantity:
2 500
Part Number:
AD1888JCP-REEL
Manufacturer:
ADI/亚德诺
Quantity:
20 000
FEATURES
AC ’97 2.3 compatible features
6 DAC channels for 5.1 surround
90 dB dynamic range
20-bit PCM DACs
S/PDIF output
Integrated stereo headphone amplifiers
Phone, aux, and line-in
High quality CD input
Selectable MIC input
Mono output
External amplifier power-down control
Double rate audio (f
Power-management modes
48-lead LQFP and 48-lead LFCSP
Rev. A
Information furnished by Analog Devices is believed to be accurate and reliable. However,
no responsibility is assumed by Analog Devices for its use, nor for any infringements of
patents or other rights of third parties that may result from its use. Specifications subject to
change without notice. No license is granted by implication or otherwise under any patent
or patent rights of Analog Devices. Trademarks and registered trademarks are the property
of their respective owners.
CENTER_OUT
LINE_OUT_R
LINE_OUT_L
MONO_OUT
HP_OUT_R
HP_OUT_L
PHONE_IN
LINE_IN_L
LINE_IN_R
LFE_OUT
SURR_R/
SURR_L/
AUX_R
AUX_L
CD_R
CD_L
MIC1
MIC2
S
= 96 kHz)
HP
HP
MZ
MZ
MZ
MZ
M
M
M
DIFF
AMP
G
A
A
A
A
A
A
A
G = GAIN
A = ATTENUATION
M = MUTE
Z = HIGH-Z
GA
M
FUNCTIONAL BLOCK DIAGRAM
GA
M
M
GA
M
M
GA
M
M
GA
M
M
GA
M
M
GA
M
Figure 1.
M
GA
M
GA
M
M
M
M
M
M
M
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
ENHANCED FEATURES
Selectable front and rear MIC inputs with preamp
Integrated PLL for system clocking
Crystal-free operation
Variable sample rate 7 kHz to 96 kHz
Jack sense (auto topology switching)
Software-controlled VREF_OUT for MIC bias
Software enabled outputs for jack sharing
Auto down-mix and channel spreading modes
GA
GA
GA
GA
GA
GA
AC ’97 SoundMAX® Codec
20-BIT Σ-Δ
20-BIT Σ-Δ
20-BIT Σ-Δ
20-BIT Σ-Δ
20-BIT Σ-Δ
20-BIT Σ-Δ
G
G
DAC
DAC
DAC
DAC
DAC
DAC
M
M
AD1888
16-BIT Σ-Δ
16-BIT Σ-Δ
ADC
ADC
REGISTERS
CONTROL
AC '97
LOGIC
SLOT
DAC
LOGIC
SLOT
ADC
©2005 Analog Devices, Inc. All rights reserved.
REFERENCE
VOLTAGE
PLL
SENSE
LOGIC
SPDIF
EAPD
JACK
TX
XTAL_IN
XTAL_OUT
ID0
ID1
RESET
SYNC
BIT_CLK
SDATA_OUT
SDATA_IN
SPDIF_OUT
EAPD
JS0
JS1
V REF
V REFOUT
AD1888
www.analog.com

Related parts for AD1888JCP-REEL

AD1888JCP-REEL Summary of contents

Page 1

FEATURES AC ’97 2.3 compatible features 6 DAC channels for 5.1 surround 90 dB dynamic range 20-bit PCM DACs S/PDIF output Integrated stereo headphone amplifiers Phone, aux, and line-in High quality CD input Selectable MIC input Mono output External amplifier ...

Page 2

AD1888 TABLE OF CONTENTS Specifications..................................................................................... 3 Test Conditions............................................................................. 3 Timing Parameters ........................................................................... 6 Absolute Maximum Ratings............................................................ 8 Environmental Conditions.......................................................... 8 ESD Caution.................................................................................. 8 REVISION HISTORY 8/05—Rev Rev. A Updated Outline Dimensions ....................................................... 31 Changes to Ordering Guide .......................................................... ...

Page 3

SPECIFICATIONS TEST CONDITIONS Standard Test Conditions Unless otherwise noted: • Temperature 25°C • Digital Supply (DVDD) 3.3 V • Analog Supply (AVDD) 5.0 V • Sample Rate (fS) 48 kHz • Input Signal 1 kHz • Analog Output Pass Band ...

Page 4

AD1888 Parameter ANALOG-TO-DIGITAL CONVERTERS Resolution Total Harmonic Distortion (THD Dynamic Range (−60 dB Input THD + N Referenced to FS, A-Weighted 5 Signal-to-Intermodulation Distortion 1 ADC Crosstalk Line Inputs (Input L, Ground R, ...

Page 5

Parameter POWER SUPPLY Power Supply Range, Analog ( Power Supply Range, Digital ( Power Dissipation 5 V/3.3 V Analog Supply Current Digital Supply Current 3 Power Supply ...

Page 6

AD1888 TIMING PARAMETERS Guaranteed over operating temperature range. Table 2. Parameter RESET Active Low Pulse Width RESET Inactive to BIT_CLK Startup Delay SYNC Active High Pulse Width SYNC Low Pulse Width SYNC Inactive to BIT_CLK Startup Delay BIT_CLK Frequency BIT_CLK ...

Page 7

CLK_LOW BIT_CLK t CLK_HIGH t CLK_PERIOD t SYNC_LOW SYNC t SYNC_HIGH t SYNC_PERIOD Figure 4. Clock Timing BIT_CLK t RISECLK SYNC t RISESYNC SDATA_IN t RISEDIN SDATA_OUT t RISEDOUT Figure 5. Signal Rise and Fall Times SLOT 1 SLOT ...

Page 8

AD1888 ABSOLUTE MAXIMUM RATINGS Table 3. Parameter Min Power Supplies Digital (DV ) −0.3 DD Analog (AV ) −0.3 DD Input Current (Except Supply Pins) Analog Input Voltage (Signal Pins) −0.3 Digital Input Voltage (Signal Pins) −0.3 Ambient Temperature (Operating) ...

Page 9

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS DV XTL_IN XTL_OUT DV SDATA_OUT BIT_CLK DV SDATA_IN DV SYNC RESET CONNECT Table 5. Pin Function Descriptions Pin No. Mnemonic DIGITAL INPUT/OUTPUT 2 XTL_IN 3 XTL_OUT 5 SDATA_OUT 6 BIT_CLK 8 SDATA_IN ...

Page 10

AD1888 Pin No. Mnemonic 23 LINE_IN_L 24 LINE_IN_R 31 CENTER_OUT 32 LFE_OUT 35 LINE_OUT_L 36 LINE_OUT_R 37 MONO_OUT 39 SURR_OUT_L/HP_OUT_L 41 SURR_OUT_R/HP_OUT_R FILTER/REFERENCE 27 V REF 28 V REFOUT 29 AFILT1 30 AFILT2 POWER AND GROUND SIGNALS ...

Page 11

Table 6. Indexed Control Registers Reg Name D15 D14 D13 00h Reset X SE4 SE3 02h Master MM X LMV5 Volume 04h Headphone HPM X LHV5 Volume 06h Mono MVM X X Volume 0Ch Phone PHM X X Volume 0Eh ...

Page 12

AD1888 Table 7. Reset Register (Index 00h) Reg No. Name D15 D14 D13 00h Reset X SE4 SE3 All registers not shown and bits containing an X are assumed to be reserved. Writing any value to this register performs a ...

Page 13

Table 9. Headphones Volume Register (Index 04h) Reg No. Name D15 D14 D13 04h Headphone HPM X LHV5 Volume Table 10. Volume Settings for Master and Headphone Reg. 76h MSPLT 1 Left Channel Volume D[13:8] T D15 WRITE READBACK 0 ...

Page 14

AD1888 Table 13. Phone_in Volume Register (Index 0Ch) Reg No. Name D15 D14 D13 0Ch Phone_in PHM X X Volume All registers not shown and bits containing an X are assumed to be reserved. Refer to Table 15 for examples. ...

Page 15

Table 16. Line-In Volume Register (Index 10h) Reg No. Name D15 D14 D13 10h Line-In LVM X X Volume 1 For AC ’97 compatibility, Bit D7 is available only by setting the MSPLT bit, Register 76h. The MSPLT bit enables ...

Page 16

AD1888 Table 19. PCM-Out Volume Register (Index 18h) Reg No. Name D15 D14 D13 D12 18h PCM LOV4 Out Volume 1 For AC ’97 compatibility, Bit D7 is available only by setting the MSPLT bit, Register 76h. ...

Page 17

Table 22. Settings for Record Select Control LS [10:8] Left Record Source 000 MIC 001 CD_L 010 Muted 011 AUX_L 100 LINE_IN_L 101 Stereo Mix (L) 110 Mono Mix 111 PHONE_IN Table 23. Record Gain Register (Index 1Ch) Reg No. ...

Page 18

AD1888 Table 25. General-Purpose Register (Index 20h) Reg No. Name D15 D14 D13 20h General Purpose This register should be read before writing to generate a mask only for the bit(s) that need to be changed. All ...

Page 19

Table 27. Power-Down Control/Status Register (Index 26h) Reg No. Name D15 D14 26h Power-Down EAPD PR6 Control/Status The ready bits are read only; writing to REF, ANL, DAC, ADC will have no effect. These bits indicate the status for the ...

Page 20

AD1888 PR0 = 1 NORMAL PR0 = 0 AND ADC = 1 READY = 1 Table 28. Extended Audio ID Register (Index 28h) Reg No. Name D15 D14 D13 D12 28h Ext’d ID1 ID0 X X Audio ID The extended ...

Page 21

Table 29. Extended Audio Status and Control Register (Index 2Ah) Reg No. Name D15 D14 D13 D12 2Ah Extended VFORCE X PRK PRJ Audio Stat/Ctrl The extended audio status and control register is a read/write register that provides status and ...

Page 22

AD1888 Table 30. AC ’97 2.2 AMAP Compliant Default SPDIF Slot Assignments Codec ID Function 00 2-Ch Primary w/SPDIF 00 4-Ch Primary w/SPDIF 00 6-Ch Primary w/SPDIF 01 +2-Ch Secondary w/SPDIF 01 +4-Ch Secondary w/SPDIF 10 +2-Ch Secondary w/SPDIF 10 ...

Page 23

Table 34. PCM ADC Rate Register (Index 32h) Reg No. Name D15 D14 D13 32h PCM L/R SRA15 SRA14 SRA13 ADC Rate This read/write sample rate control register contains 16-bit unsigned value, representing the rate of operation in Hz. SRF[15:0] ...

Page 24

AD1888 Table 38. Settings for Surround Register Left Surround D[13:8] Right Surround D[5:0] D15/D7 WRITE READBACK 0 00 0000 00 0000 0 00 1111 00 1111 0 01 1111 01 1111 0 1x xxxx 01 1111 1 xx xxxx xx ...

Page 25

Table 40. Jack Sense/Audio Interrupt Status Register (Index 72h) Reg No. Name D15 D14 D13 72h Jack JS1 JS1 JS0 Sense SPRD DMX DMX All register bits are read/write except for JS0ST and JS1ST, which are read only. JS0INT Indicates ...

Page 26

AD1888 Table 41. Jack Sense Mute Select (JSMT [2:0]) JS1 JS0 JSMT2 JSMT1 OUT (0) OUT ( OUT ( (1) OUT ( (1) IN (1) 0 ...

Page 27

Table 42. Serial Configuration Register (Index 74h) Reg No. Name D15 D14 D13 74h Serial SLOT16 REGM2 REGM1 Config SPLNK SPDIF Link. This bit enables the SPDIF to link with the front DACs for data requesting SPDIF and ...

Page 28

AD1888 Table 43. Miscellaneous Control Bit Register (Index 76h) Reg No. Name D15 D14 D13 76h Misc DACZ AC97NC MSPLT Control Bits MBG[1:0] MIC Boost Gain Select Register. These two bits allow changing the MIC preamp gain from the nominal ...

Page 29

DMIX[1:0] Down Mix Mode Select. Provides analog down-mixing of the center, LFE, and/or surround channels into the mixer channels. This allows the full content of 5.1 or quad media to be played through stereo headphones or speakers. Note that the ...

Page 30

AD1888 Table 44. Vendor ID Register (Index 7Ch–7Eh) Reg No. Name D15 D14 7Ch Vendor ID1 F7 F6 S[7:0] This register is ASCII encoded to A. F[7:0] This register is ASCII encoded to D. Reg No. Name D15 D14 D13 ...

Page 31

... Temperature Range AD1888JST 0°C to 70°C AD1888JST-REEL 0°C to 70°C 1 AD1888JSTZ 0°C to 70°C 1 AD1888JSTZ-REEL 0°C to 70°C AD1888JCP 0°C to 70°C AD1888JCP-REEL 0°C to 70°C AD1888JCPZ 1 0°C to 70°C 1 AD1888JCPZ-REEL 0°C to 70° Pb-free part. 0.75 1.60 0.60 MAX ...

Page 32

AD1888 NOTES ©2005 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. C04294–0–8/05(A) T Rev Page ...

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