STAC9752AXTAED1X IDT, Integrated Device Technology Inc, STAC9752AXTAED1X Datasheet - Page 52
STAC9752AXTAED1X
Manufacturer Part Number
STAC9752AXTAED1X
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.STAC9752AXTAED1X.pdf
(106 pages)
Specifications of STAC9752AXTAED1X
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IDT™
AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK
STAC9752A/9753A
AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK
7.1.2.
7.1.3.
Bit(s)
Bit(s)
12:8
12:8
7:6
4:0
15
14
13
15
14
13
5
Mute
Mute
D15
D15
D7
D7
Master Volume Registers (02h)
Default: 8000h
Headphone Volume Registers (04h)
Default: 8000h
Reserved
Reserved
Reset Value
Reset Value
1
0
0
0
1
0
0
0
0
0
0
RSRVD
RSRVD
D14
D14
D6
D6
Reserved
ML<4:0>
Reserved
Reserved
MR<4:0>
ML<4:0>
Name
Name
Mute
ML5
Mute
MR5
ML5
HPR5
HPL5
MR5
ML5
D13
D13
D5
D5
0 = No mute
1 = Mutes both left & right channels
Bit not used, should read back 0
0 = Headphone attenuation is a function of bits12-8
1 = Forces register bits 12-8 to be 11111
Always reads back 0
Left Headphone Volume Control
00000 =
00001 = 1.5dB attenuation
.....
11111 = 46.5dB attenuation
0 = No mute
1 = Mutes both left & right channels
Bit not used, should read back 0
0 = Lineout attenuation is a function of bits12-8
1 = Forces register bits 12-8 to be 11111
Always reads back 0
Left Lineout Volume Control
00000 =
00001 = 1.5dB attenuation
.....
11111 = 46.5dB attenuation
Bits not used, should read back 0
0 = Lineout attenuation is a function of bits 4-0
1 = Forces register bits 4-0 to be 11111
Always reads back 0
Right Channel Lineout Volume Control
00000 =
00001 = 1.5dB attenuation
.....
11111 = 46.5dB attenuation
HPR4
HPL4
MR4
ML4
D12
D12
52
D4
D4
0dB attenuation
0dB attenuation
0dB attenuation
HPR3
HPL3
MR3
ML3
D11
D11
D3
D3
Description
Description
STAC9752A/9753A
HPR2
HPL2
MR2
D10
ML2
D10
D2
D2
HPR1
HPL1
MR1
ML1
D9
D1
D9
D1
PC AUDIO
HPR0
HPL0
MR0
ML0
V 1.5 1206
D8
D0
D8
D0
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