STAC9202 Datasheet, PDF (129/135 Pages) Integrated Device Technology – 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH

STAC9202
2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES
PC AUDIO
Pin Name
DVSS
SDATA_IN/ CODEC
DVDD_CORE2
SYNC
RESET#
PCBEEP
SENSE_A
NC
NC
NC
NC
CD-L
CD-GND
CD-R
PORT-B_L
PORT-B_R
PORT-C_L
PORT-C_R
AVDD1
AVSS1
VREF FILT
VREFOUT-B
VREFOUT-C
NC
NC
CAP2
GPIO0
GPIO1
PORT-D_L
PORT-D_R
MONO
AVDD2
PORT-A_L
Pin Function
Digital Ground
HD Audio Serial Data input for the CODEC (outbound stream)
Digital Vdd = 3.3 V
HD Audio Frame Sync
HD Audio Reset
PC Beep
Jack insertion detection Ports A, B, C, D
No Connect
No Connect
No Connect
No Connect
CD Audio Left Channel
CD Audio Analog Ground
CD Audio Right Channel
Input/Output of Left DAC0
Input/Output of Right DAC0
Input/Output of Left DAC0
Input/Output of Right DAC0
Analog Vdd = 5.0 V or 3.3 V
Analog Ground
Analog Virtual Ground
Reference Voltage out drive
(intended for microphone bias) for Port B
Reference Voltage out drive
(intended for microphone bias) for Port C
No Connect
No Connect
ADC reference Cap
General Purpose I/O tied to AVDD50K internal
pull-up to AVddgnda
General Purpose I/O tied to AVDD50K internal
pull-up to AVddgnda
Input/Output of Left DAC0
Input/Output of Right DAC0
Mono Out from DAC
Analog Vdd = 5.0 V or 3.3 V
Input/Output of Left DAC0
I/O
Internal Pull-up Pin
/Pull-down Location
I(Digital)
None
7
O(Digital)
None
8
I(Digital)
None
9
I(Digital)
None
10
I(Digital)
None
11
I(Analog)
None
12
I(Analog)
None
13
None
None
14
None
None
15
None
None
16
None
None
17
I(Analog)
None
18
I(Analog)
None
19
I(Analog)
None
20
I/O(Analog)
None
21
I/O(Analog)
None
22
I/O(Analog)
None
23
I/O(Analog)
None
24
I(Analog)
None
25
I(Analog)
None
26
O(Analog)
None
27
O(Analog)
None
28
O(Analog)
None
29
None
None
30
None
None
31
O(Analog)
None
32
I/O(Digital)
Pull-up 50 KΩ
or more
33
I/O(Digital)
Pull-up 50 KΩ
or more
34
I/O(Analog)
None
35
I/O(Analog)
None
36
O(Analog)
None
37
I(Analog)
None
38
I/O(Analog)
None
39
IDT™ 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES 129
IDT CONFIDENTIAL
STAC9202
V 1.1 102606