IDTSTAC9753XXTAEB2XR IDT, Integrated Device Technology Inc, IDTSTAC9753XXTAEB2XR Datasheet - Page 86

• Manufacturer Part Number: IDTSTAC9753XXTAEB2XR
• Description: IC CODEC AC'97 MIC/JACK 48-QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec '97r

Specifications of IDTSTAC9753XXTAEB2XR

• 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: STAC9753XXTAEB2XR

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
12.1. Digital I/O
These signals connect the STAC9752/9753 to its AC'97 controller counterpart, an external crystal,
multi-CODEC selection and external audio amplifier.
Note: Pins 31, 33, and 34 are NO CONNECTS.
SDATA_OUT
SDATA_IN
Pin Name
XTL_OUT
BIT_CLK
RESET#
XTL_IN
GPIO0
GPIO1
SPDIF
SYNC
EAPD
CID0
CID1
N.C.
N.C.
N.C.
Pin #
10
11
31
33
34
43
44
45
46
47
48
2
3
5
6
8
Table 32. Digital Connection Signals
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
I
I
I
I
I
I
I
I
86
24.576 MHz Crystal or External Clock Source
24.576 MHz Crystal
Serial, time division multiplexed, AC'97 input stream
12.288 MHz serial data clock
Serial, time division multiplexed, AC'97 output stream
48 KHz fixed rate sample sync
AC'97 Master H/W Reset
IDT Internal Test mode only.
IDT Internal Test mode only
IDT Internal Test mode only
General Purpose I/O
General Purpose I/O
Multi-CODEC ID select – bit 0
Multi-CODEC ID select – bit 1
External Amplifier Power Down/GPIO
SPDIF digital output
Pin 48: To Enable SPDIF, use an 1 K
pulldown. To Disable SPDIF, use an 1 K
pullup. Do NOT leave Pin 48 floating.
STAC9752/9753
Description
- 10 K external
- 1 0 K external
REV 3.3 1206