W681307 Datasheet, PDF (69/160 Pages) Winbond – USB1.1 CODEC Microprocessor Control Unit with 32KB Mask ROM and 4KB RAM

W681307
： Table 10-1 Fine-tuning input, output gain (decimal index). The 5-bit numbers allow +/- 12 dB adjustment in 0.5 dB steps and hard
mute.
FT In/out Gain [4:0]
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0C
0x0D
0x0E
0x0F
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
Gain Value
0 dB
0.5 dB
1.0 dB
1.5 dB
2.0 dB
2.5 dB
3.0 dB
3.5 dB
4.0 dB
4.5 dB
5.0 dB
5.5 dB
6.0 dB
6.5 dB
7.0 dB
7.5 dB
8.0 dB
8.5 dB
9.0 dB
9.5 dB
10.0 dB
10.5 dB
11.0 dB
11.5 dB
12.0 dB
FT In/out Gain [4:0]
0x19
0x1A
0x1B
0x1C
0x1D
0x1E
0x1F
0x20
0x21
0x22
0x23
0x24
0x25
0x26
0x27
0x28
0x29
0x2A
0x2B
0x2C
0x2D
0x2E
0x2F
0x30
0x3F
Gain Value
-0.5 dB
-1.0 dB
-1.5 dB
-2.0 dB
-2.5 dB
-3.0 dB
-3.5 dB
-4.0 dB
-4.5 dB
-5.0 dB
-5.5 dB
-6.0 dB
-6.5 dB
-7.0 dB
-7.5 dB
-8.0 dB
-8.5 dB
-9.0 dB
-9.5 dB
-10.0 dB
-10.5 dB
-11.0 dB
-11.5 dB
-12.0 dB
Mute
- 69 -
Publication Release Date: May, 2007
Revision 1.3