stac9202x5taea1xr Integrated Device Technology, stac9202x5taea1xr Datasheet - Page 18

• Manufacturer Part Number: stac9202x5taea1xr
• Description: Two-channel High Definition Audio Codec With Dual Digital Microphone Interfaces
• Manufacturer: Integrated Device Technology

4. FUNCTIONAL BLOCK DIAGRAM
IDT™
CODEC
SYNC
BIT_CLK
Reset #
STAC9202
2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES
SDI-
Pin 13: Sense A
Pin 27: VREF In
Pin 28: VREF Out (switchable Mic Bias)
Pin 29: VREF Out (switchable Mic Bias)
Pin 32: CAP 2
Pin 33: GPIO0
Pin 34: GPIO1
Pin 45: GPIO2
Pin 47: GPIO3
4.1.
SD0
Pin 10
2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES
Pin 11
Pin 5
Pin 8
Pin 6
STAC9202
Channel
Channel
Channel
Stream/
Stream/
Channel
Stream/
Stream/
Select
Select
Select
Select
STEREO
ADC
Figure 1. STAC9202 Functional Block Diagram
+22 dB
PC Beep
Digital
mute
vol
IDT CONFIDENTIAL
DAC A
Digital
Boost
Analog PC
MIC
Analog
DAC A
Pin 12
Beep
Receiver
Σ
PCM to
SPDIF
SPDIF
OUT
vol
mute
Digital Mic
Interface
-6dB
HP
Out
HP
Out
Line
Out
Line
Out
Σ
18
vol
Control
SPDIF
Clock
mute
Pin 47
SPDIF IN
STAC9202
Pin 48
+0 dB
CD
MONO_OUT
Pin 37
Pin Complex
Pins 39/41
Pin Complex
Pins 35/36
Pin Complex
Pins 23/24
Pin Complex
Pins 21/22
Pin Complex
Pins 18/20
DMI_CLK
DMIC_L,
DMIC_R
CD In
PC AUDIO
V 1.2 01/08
Port D
Port C
Port A
Port B
Pins 43/44
Pin 46