AD1986AJSTZ Analog Devices Inc, AD1986AJSTZ Datasheet - Page 2

• Manufacturer Part Number: AD1986AJSTZ
• Description: IC CODEC HD AUDIO AC'97 48LQFP
• Manufacturer: Analog Devices Inc
• Series: SoundMAX®r
• Type: Audio Codec '97, HDr

Specifications of AD1986AJSTZ

• Data Interface: Serial
• Resolution (bits): 20 b
• Number Of Adcs / Dacs: 2 / 6
• Sigma Delta: No
• Dynamic Range, Adcs / Dacs (db) Typ: 85 / 91
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 2.97 V ~ 3.63 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD1986A
TABLE OF CONTENTS
Functional Block Diagram .............................................................. 4
Specifications..................................................................................... 5
Absolute Maximum Ratings............................................................ 9
Pin Configuration And Function Description ........................... 10
AC’97 Registers............................................................................... 12
HD Audio Widgets ......................................................................... 14
AC ’97 Register Details .................................................................. 21
REVISION HISTORY
4/05—Revision 0: Initial Version
Environmental Conditions.......................................................... 9
ESD Caution.................................................................................. 9
Reset (Register 0x00).................................................................. 21
Master Volume (Register 0x02) ................................................ 21
Headphone Volume (Register 0x04) ........................................ 22
Mono Volume (Register 0x06).................................................. 22
PC Beep (Register 0x0A)........................................................... 23
Phone Volume (Register 0x0C) ................................................ 23
Microphone Volume (Register 0x0E) ...................................... 24
Line_In Volume (Register 0x10)............................................... 25
CD Volume (Register 0x12) ...................................................... 25
AUX Volume (Register 0x16).................................................... 26
Front DAC Volume (Register 0x18)......................................... 26
ADC Select (Register 0x1A)...................................................... 27
ADC Volume (Register 0x1C) .................................................. 28
General-Purpose (Register 0x20)............................................. 29
Audio Int and Paging (Register 0x24) ..................................... 29
Power-Down Ctrl/Stat (Register 0x26).................................... 30
Extended Audio ID (Register 0x28)......................................... 31
Ext’d Audio Stat/Ctrl (Register 0x2A)...................................... 32
Front DAC PCM Rate (Register 0x2C) ................................... 33
Rev. 0 | Page 2 of 56
Jack Presence Detection................................................................. 53
Microphone Selection/Mixing...................................................... 54
Outline Dimensions ....................................................................... 55
Surround DAC PCM Rate (Register 0x2E)............................. 34
C/LFE DAC PCM Rate (Register 0x30) .................................. 34
ADC PCM Rate (Register 0x32) .............................................. 34
C/LFE DAC Volume (Register 0x36)....................................... 35
Surround DAC Volume (Register 0x38).................................. 35
SPDIF Control (Register 0x3A)................................................ 36
EQ Control Register (Register 0x60) ....................................... 37
EQ Data Register (Register 0x62) ............................................ 38
Misc Control Bits 2 (Register 0x70)......................................... 38
Jack Sense (Register 0x72)......................................................... 39
Serial Configuration (Register 0x74)....................................... 41
Misc Control Bits 1 (Register 0x76)......................................... 43
Advanced Jack Sense (Register 0x78) ...................................... 45
Misc Control Bits 3 (Register 0x7A)........................................ 45
Vendor ID Registers (Register 0x7C to 0x7E) ........................ 47
Codec Class/Revision Register (Register 0x60) ..................... 47
PCI Subsystem Vendor ID Register
(Register 0x62, Page 01)............................................................. 48
PCI Subsystem Device ID Register (Register 0x64, Page 01)48
Function Select Register (Register 0x66, Page 01) ................. 49
Information and I/O Register (Register 0x68, Page 01) ........ 50
Sense Register (Register 0x6A, Page 01).................................. 51
Audio Jack Styles (NC/NO) ...................................................... 53
Ordering Guide .......................................................................... 55