参数资料
型号: STAC9221X3TAEYYX
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 编解码器
英文描述: 8-CHANNEL HIGH DEFINITION AUDIO CODEC
中文描述: PCM CODEC, PQFP48
封装: LEAD FREE, LQFP-48
文件页数: 25/172页
文件大小: 1129K
代理商: STAC9221X3TAEYYX
STAC9220/9221/9223
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
IDT
25
STAC9220/9221/9223
V 0.96 102706
8-CHANNEL HIGH DEFINITION AUDIO CODEC
5. FUNCTIONAL BLOCK DIAGRAMS AND CONNECTION DIAGRAMS
5.1.
STAC9220/9223 Functional Block Diagram
Figure 1. Functional Block Diagram STAC9220/9223
STEREO
ADC1
PCM
Pin Complex
Pins 39/41
Stream &
Channel
Select
DAC
0
mute
Gain
M
M
Stream &
Channel
Select
Stream &
Channel
Select
Stream &
Channel
Select
SPDIF
Receiver
SPDIF IN
A
PCM
PCM to
SPDIF
OUT
M
SPDIF
vol
CD
D2S
Pin Complex
Pins 35/36
Pin Complex
Pins 23/24
Pin Complex
Pins 21/22
Pins 18/19/20
DAC
1
vol
DAC
2
vol
DAC
3
vol
Pin Complex
Pins 14/15
Stream &
Channel
Select
Stream &
Channel
Select
Pin Complex
Pins 16/17
Stream&
Channel
Select
M
M
STEREO
PCM
ADC0
M
X
Mic Pass Forward
X
Strong Line
Out
X
X
Digital PC Beep
Digital PC Beep
Digital PC Beep
Digital PC Beep
PORT A
PORT D
PORT C
PORT B
PORT F
PORT E
M
M
M
vol
mute
Gain
CD
A
D
C
B
F
E
CD
A
D
C
B
F
E
Digital
Mute
Digital
Mute
Digital
Mute
Digital
Mute
HP
HP
Boost
Boost
vol
+0/+10/+20/
+30/+40 dB
+0/+10/+20/
+30/+40 dB
+0 to +22.5 dB
In 1.5 dB steps
+0 to +22.5 dB
In 1.5 dB steps
1
1
Stream &
Channel
Select
PCM ADC
ADC PCM
STAC9220
Note: * All measurements
are 1% THD.
Note: If the mixer is turned
on THD is no better than
70dB to Ports A/D
Analog PC Beep
Pin 12
Pin 47
Pin 48
Pin 2: Volume Up
Pin 3: Volume Down
Pin 5: SDATA_Out
Pin 6: BIT_CLK
Pin 8: SDATA_In
Pin 10: SYNC
Pin 11: Reset #
Pin 12: Analog PC Beep
Pin 13: Sense A
Pin 27: VREF FILT
Pin 28: VREF_OutB
Pin 29: VREF_OutC
Pin 30: AFILT1
Pin 31: AFILT2
Pin 32: VREF_OutD
Pin 33: CAP2
Pin:34 Sense B
Pin 43: N.C.
Pin44: GPIO2
Pin 45: GPIO0
Pin 46: GPIO1
Pin 47: GPIO3
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