STAC9766XXTAEC1X IDT, Integrated Device Technology Inc, STAC9766XXTAEC1X Datasheet - Page 50
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STAC9766XXTAEC1X
Manufacturer Part Number
STAC9766XXTAEC1X
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.STAC9766XXTAEC1X.pdf
(97 pages)
Specifications of STAC9766XXTAEC1X
Single Supply Voltage (typ)
3.3/5V
Single Supply Voltage (min)
3.135/4.75V
Single Supply Voltage (max)
3.465/5.25V
Package Type
TQFP
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
STAC9766XXTAEC1X
Manufacturer:
SIGMATEL
Quantity:
20 000
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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
8.1.5.
8.1.6.
Bit(s)
14:13
Bit(s)
12:5
14:5
4:1
15
4:0
15
0
Mute
Mute
D15
D15
D7
D7
F2
PC BEEP Volume (0Ah)
Default: 0000h
Additional information on the PC Beep can be found in Section 7.2: page44.
Phone Volume (Index 0Ch)
Default: 8008h.
Reset Value
Reset Value
00h
1
0
0
0
RESERVED
1
0
0
D14
D14
D6
F1
D6
RESERVED
RESERVED
RESERVED
RESERVED
PV(3:0)
GN<4:0>
Name
F[7:0]
Mute
Name
Mute
D13
D13
D5
D5
F0
0 = No mute
1 = Mute PC BEEP
Bit not used, should read back 0
The Beep frequency is the result of dividing the 48KHz clock by 4 times
the number specified in F[7:0] allowing tones from 47Hz to 12KHz.
A value of 00h in bits F[7:0] disables internal PC BEEP generation and
enables external PC BEEP input if available.
PCBEEP Volume Control
0000 = 0dB attenuation
0001 = 3dB attenuation
.....
1111 = 45dB attenuation
Bit not used, should read back 0
0 = No mute
1 = Mute phone
Bit not used, should read back 0
Phone Volume Control
00000 =
00001 = 10.5dB gain
.....
01000 =
.....
11111 = -34.5dB gain
GN4
PV3
D12
D12
50
D4
D4
F7
12dB gain
0dB gain
RESERVED
GN3
D11
PV2
D11
D3
D3
F6
Description
Description
STAC9766/9767
GN2
D10
PV1
D10
F5
D2
D2
GN1
PV0
D9
D1
D9
D1
F4
PC AUDIO
RSRVD
GN0
V 7.4 12/06
D8
D0
D8
D0
F3
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