IDTSTAC9766XXTAEC1X IDT, Integrated Device Technology Inc, IDTSTAC9766XXTAEC1X Datasheet - Page 42

• Manufacturer Part Number: IDTSTAC9766XXTAEC1X
• Description: IC CODEC AC'97 2CH 2.3 48-TQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec '97r

Specifications of IDTSTAC9766XXTAEC1X

• Data Interface: Serial
• Resolution (bits): 20 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 85 / 95
• 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-TQFP, 48-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9766XXTAEC1X

PCMOut
IDT™
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
P C M O u t
STAC9766/9767
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
6.2.
ADCRecord
ADCRecord
28h: D5-D4
Sources
Analog
28h: D5-D4
S o u r c e s
Select
Audio
A n a l o g
S e l e c t
Audio
Slot
S l o t
Mixer Functional Diagrams
PC_BEEP
Phone
MIC1
MIC2
LINEIN
CD
AUX
VIDEO
PC_BEEP
P h o n e
M I C 1
M I C 2
LINEIN
CD
A U X
VIDEO
20h:D8
20h:D8
2Ah:D5-D4
Select
2Ah:D5-D4
S e l e c t
Slot
S l o t
DAC
D A C
0Eh:D6 & 6E:D2
10, 20 or
0Eh:D6 & 6E:D2
10, 20 or
30 dB
3 0 d B
6Ah:D1
6Ah:D1
Figure 20. STAC9766 2-Channel Mixer Functional Diagram
Figure 21. STAC9767 2-Channel Mixer Functional Diagram
0 A h
0 C h
0 E h
10h
12h
16h
14h
0Ah
0 C h
0Eh
10h
12h
16h
14h
18h
vol
18h
vol
PCM to
PCM to
SPDIF
S P D I F
vol
vol
vol
vol
vol
vol
vol
vol
vol
vol
vol
vol
vol
vol
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
mute
3D
3D
S P D I F
20h:D13
22h:D2-D3
SPDIF
20h:D13
22h:D2-D3
A l l R e c o r d
AllRecord
AllAnalog
AllAnalog
P C B e e p
PCBeep
Digital
Digital
vs
v s
42
22h:D2-D3
22h:D2-D3
20h:D13
3D
20h:D13
3D
MUX
MUX
6Eh:D12
6Eh:D12
- 6 d B
-6dB
KEY
KEY
20h:D15
20h:D15
MonoAnalog
StereoAnalog
Digital
1 A h
MonoAnalog
StereoAnalog
Digital
1Ah
- 6 d B
-6dB
20h:D9
20h:D9
STAC9766/9767
1 C h
V o l u m e
1Ch
Record
Volume
Record
H e a d p h o n e
Headphone
04h
02h
06h
V o l u m e
Master
V o l u m e
V o l u m e
04h
02h
06h
Volume
Mono
Master
Volume
Volume
Mono
A D C
ADC
S e l e c t
38h:D5-D4
S l o t
Select
MONO_OUT
38h:D5-D4
H P _ O U T
L I N E _ O U T
Slot
MONO_OUT
HP_OUT
LINE_OUT
PC AUDIO
V 7.4 12/06
PCMIn
PCMIn