stac9752xxtaeb2xr Integrated Device Technology, stac9752xxtaeb2xr Datasheet - Page 52

• Manufacturer Part Number: stac9752xxtaeb2xr
• Description: Two-channel, 20-bit, Ac ?97 2.3 Codecs With Microphone And Jack Sensing
• Manufacturer: Integrated Device Technology

IDT™
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
8.1.7.
8.1.8.
RESERVED
Bit(s) Reset Value
Bit(s)
14:13
14:7
12:8
4:0
15
7:5
4:0
15
6
5
Mute
Mute
D15
D15
D7
D7
Mic Volume (Index 0Eh)
Default: 8008h.
LineIn Volume (Index 10h)
Default: 8808h.
Reset Value
1
0
0
0
0
RESERVED
1
0
0
0
0
BOOSTEN
D14
D14
D6
D6
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
BOOSTEN
GN<4:0>
GR<4:0>
GL<4:0>
Name
RESERVED
Mute
Name
Mute
D13
D13
D5
D5
0 = No mute
1 = Mute phone
Bit not used, should read back 0
Works with MICGAINVAL (Register 6Eh, Bit D2)
BOOSTEN MICGAINVAL = Microphone Gain Boost
0 0 = 0 dB
0 1 = 10 dB
1 0 = 20 dB
1 1 = 30 dB
Phone Volume Control
00000 = 12dB gain
00001 = 10.5dB gain
.....
01000 = 0dB gain
.....
11111 = -34.5dB gain
0 = No mute
1 = Mute linein
Bit not used, should read back 0
Left LineIn Volume Control
00000 = 12dB gain
00001 = 10.5dB gain
.....
01000 = 0dB gain
.....
11111 = -34.5dB gain
Bit not used, should read back 0
Right LineIn Volume Control
00000 = 12dB gain
00001 = 10.5dB gain
.....
01000 = 0dB gain
.....
11111 = -34.5dB gain
GN4
GR4
GL4
D12
D12
52
D4
D4
RESERVED
GN3
GR3
D11
D11
GL3
D3
D3
Description
Description
STAC9752/9753
GN2
GR2
D10
D10
GL2
D2
D2
GN1
GR1
GL1
D9
D1
D9
D1
REV 3.3 1206
GN0
GR0
GR0
D8
D0
D8
D0