IDTSTAC9250G3TAEA1XR IDT, Integrated Device Technology Inc, IDTSTAC9250G3TAEA1XR Datasheet - Page 21

• Manufacturer Part Number: IDTSTAC9250G3TAEA1XR
• Description: IC AUD CODEC 2CH HD 3.3V 48-LQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec, HDr

Specifications of IDTSTAC9250G3TAEA1XR

• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 89 / 100
• Dynamic Range, Adcs / Dacs (db) Typ: 88 / 99
• Voltage - Supply, Analog: 3.14 V ~ 3.47 V; 3.8 V ~ 4.2 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-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9250G3TAEA1XR

IDT™
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
Reset # Pin 11
Bit CLK Pin 6
SYNC Pin 10
SD0 Pin 5
SDI Pin 8
Pin 13: Sense A
Pin 27: VREF In
Pin 28: VREF Out (switchable Mic Bias)
Pin 32: CAP 2
Pin 33: GPIO0
Pin 34: GPIO1
Pin 45: GPIO2
Pin 47: GPIO3
STAC9250/9251
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
5.2.
Widget Diagram - STAC9251
SPDIF Output
Stereo Input
DAC Output
SPDIF IN
ADC Input
Stereo
Stereo
Stereo
5h
4h
3h
2h
1
0
Digital PC Beep
SPDIF In
Pin
SPDIF Out
Pin
7h
2
0
1
13h
LR Swap
ADC In
Mux
8h
14h
SPDIF In
LR Swap
Figure 4. STAC9251 Widget Diagram
DAC
1
0
Actual
SPDIFOut
Pin
47
6h
Digital
Actual
Pin
48
Analog
0 to +22.5
Analog PC Beep
Mixer
21
Pin 12
ADC Vol
Mux
9h
Volume
Master
Mono
0 to -46.5
Mix
0, 10, 20, 30,
Eh
40dB Amp
12h
Fh
3
2
1
0
4
STAC9250/9251
HP Out, LineOut,
HP Out, LineOut,
LineIn, MIC
LineIn, MIC
HP: 0
HP: 0
DIG MIC
Pin
Pin
Pin
LineOut, LineIn,
LineOut, LineIn,
MONO Out
15h
Ah
Dh
CD In
MIC
Pin
Pin
MIC
Pin
Pin
10h
Ch
11h
Bh
DIG MIC
Line Out
HP Out
PC AUDIO
Universal Jack
MONO Out
Actual Pins
V 1.2 01/08
Actual Pins
Universal Jack
35/36
Actual Pins
?
Line In
39/41
Port A
Port D
MIC
CD
Universal Jack
Universal Jack
Actual
TM
Pin
37
Actual Pins
Actual Pins
Actual Pins
23/24
18/20
TM
21/22
Port B
Port C
TM
TM