IDTSTAC9766XXTAEC1X IDT, Integrated Device Technology Inc, IDTSTAC9766XXTAEC1X Datasheet - Page 54

• 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

IDT™
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
STAC9766/9767
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
8.1.12.
8.1.13.
Bit(s)
Bit(s)
14:13
12:8
7:5
4:0
7:5
4:0
15
Mute
D15
D15
D7
D7
PCMOut Volume (Index 18h)
Default: 8808h.
Record Select (1Ah)
Default: 0000h (corresponding to Mic in)
Used to select the record source independently for right and left.
Reset Value
Reset Value
RESERVED
0
0
1
0
0
0
0
D14
D14
D6
D6
RESERVED
RESERVED
RESERVED
RESERVED
GR<4:0>
GL<4:0>
GR<4:0>
RESERVED
RESERVED
Name
Name
Mute
D13
D13
D5
D5
0 = No mute
1 = Mute PCM out
Bit not used, should read back 0
Left PCM Volume Control
00000 =
00001 = 10.5dB gain
.....
01000 =
.....
11111 = -34.5dB gain
Bit not used, should read back 0
Right PCM Volume Control
00000 =
00001 = 10.5dB gain
.....
01000 =
.....
11111 = -34.5dB gain
Bit not used, should read back 0
Right Aux Volume Control
00000 =
00001 = 10.5dB gain
.....
01000 =
.....
11111 = -34.5dB gain
GR4
GL4
D12
D12
54
D4
D4
12dB gain
12dB gain
12dB gain
0dB gain
0dB gain
0dB gain
GR3
D11
GL3
D11
D3
D3
Description
Description
STAC9766/9767
GR2
D10
GL2
D10
SR2
SL2
D2
D2
GR1
SR1
GL1
SL1
D9
D1
D9
D1
PC AUDIO
GR0
GR0
V 7.4 12/06
SR0
SL0
D8
D0
D8
D0