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STAC9752 Datasheet(PDF) 51 Page - Integrated Device Technology

Part # STAC9752
Description  TWO-CHANNEL, 20-BIT, AC??7 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
PDF  95 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

STAC9752 Datasheet(HTML) 51 Page - Integrated Device Technology

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STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
IDT™
51
STAC9752/9753
REV 3.3 1206
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
8.1.5.
PC BEEP Volume (0Ah)
Default: 0000h
Additional information on the PC Beep can be found in Section 7.4: page46.
8.1.6.
Phone Volume (Index 0Ch)
Default: 8008h.
D15
D14
D13
D12
D11
D10
D9
D8
Mute
RESERVED
F7
F6
F5
F4
F3
D7
D6
D5
D4
D3
D2
D1
D0
F2
F1
F0
PV3
PV2
PV1
PV0
RSRVD
Bit(s)
Reset Value
Name
Description
15
1
Mute
0 = No mute
1 = Mute PC BEEP
14:13
0
RESERVED
Bit not used, should read back 0
12:5
00h
F[7:0]
The Beep frequency is the result of dividing the 48 KHz clock by 4 times
the value of the number specified in F[7:0], allowing tones from 47 Hz to
12 KHz.
A value of 00h in bits F[7:0] disables internal PC BEEP generation and
enables external PC BEEP input, if available.
4:1
0
PV(3:0)
PCBEEP Volume Control
0000 = 0dB attenuation
0001 = 3dB attenuation
.....
1111 = 45dB attenuation
0
0
RESERVED
Bit not used, should read back 0
D15
D14
D13
D12
D11
D10
D9
D8
Mute
RESERVED
D7
D6
D5
D4
D3
D2
D1
D0
RESERVED
GN4
GN3
GN2
GN1
GN0
Bit(s)
Reset Value
Name
Description
15
1
Mute
0 = No mute
1 = Mute phone
14:5
0
RESERVED
Bit not used, should read back 0
4:0
0
GN<4:0>
Phone Volume Control
00000 = 12dB gain
00001 = 10.5dB gain
.....
01000 = 0dB gain
.....
11111 = -34.5dB gain



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