IDTSTAC9752XXTAEB2XR IDT, Integrated Device Technology Inc, IDTSTAC9752XXTAEB2XR Datasheet - Page 69

• Manufacturer Part Number: IDTSTAC9752XXTAEB2XR
• Description: IC CODEC AC'97 MIC/JACK 48-QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec '97r

Specifications of IDTSTAC9752XXTAEB2XR

• Resolution (bits): 20 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Voltage - Supply, Analog: 3.14 V ~ 3.47 V; 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.14 V ~ 3.47 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9752XXTAEB2XR

IDT™
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
8.4.
8.4.1.
STAC9752/9753 Paging Registers
Bit(s) Reset Value
15-13
RV7
D15
D7
The AC’97 Specification Rev 2.3 uses a paging mechanism in order to increase the number of regis-
ters. The registers currently used in the paging are 60h to 6Eh. For additional information about the
Extended CODEC Registers, please refer to Section 8.3: page68.
One of two pages can be made active at any time, set in Register 24h. Register 24h is the Audio
Interrupt and Paging Register. Additional details about Register 24h is located in Section 8.1.17:
page57.
CODEC Class/Rev (60h
Register 24h must be set to Page 01h to access this register.
Default: 12xxh
Reg
6Ah Sense Register
6Ch
6Eh
60h CODEC Class/Revision
62h PCI SVID
64h PCI SSID
66h Function Select
68h Function Information
If page 00h is active, registers 60h to 6Eh are Vendor Specific.
If page 01h is active, registers 60h to 6Eh have the following functionality:
RESERVED
D14
RV6
D6
NAME
Reserved Reserved-not defined
Name
RV5
D13
D5
Page 01h
Provides the CODEC Class and a Vendor specified revision
identifier.
Allows for population by the system BIOS to identify the PCI
Sub System Vendor ID.
Allows for population by the system BIOS to identify the PCI
Sub System ID.
Provides the type of audio function being selected and which
jack conductor the selected value is measured from.
Includes information about Gain, Inversion, Buffer delays,
Information Validity, and Function Information presence.
Includes information about the connector/jack location, Input
verses Output sensing, the order of the sense results, and
the IDT specific sense results.
)
RV4
D12
CL4
69
D4
Reserved
Reserved
FUNCTION
RV3
D11
CL3
D3
Description
STAC9752/9753
D10
CL2
RV2
D2
RV1
CL1
D9
D1
Note:: page70
Note:: page70
8.4.1: page69
8.4.2: page70
8.4.5: page72
8.4.7: page74
Location
REV 3.3 1206
RV0
CL0
D8
D0