PCM3793A
PCM3794A
www.ti.com
SLAS529A–JANUARY 2007–REVISED FEBRUARY 2007
Register 92
B15
0
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
LGA0
Register 92
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
LPAE
RSV
RSV
LGA4
LGA3
LGA2
LGA1
IDX[6:0]: 101 1100b (5Ch): Register 92
LPAE: Gain Adjustment for Bass Boost Gain Control
Default value: 0
A gain setting for bass boost may cause digital data may saturation, depending on the input data level. Where
this could occur, LPAE can be used to set the same attenuation level as the bass boost gain level for the digital
input data.
LPAE = 0
LPAE = 1
Disable (default)
Enable
LGA[4:0]: Bass Boost Gain Control
Default value: 0 0000
These bits are used to set the bass boost gain level for the digital data. The detailed characteristics are shown in
the Typical Performance Curves.
LGA[4:0]
0 0000
0 0011
0 0100
0 0101
0 0110
0 0111
0 1000
0 1001
0 1010
0 1011
0 1100
0 1101
0 1110
TONE CONTROL GAIN (BASS)
LGA[4:0]
0 1111
1 0000
1 0001
1 0010
1 0011
1 0100
1 0101
1 0110
1 0111
1 1000
1 1001
1 1010
1 1011
TONE CONTROL GAIN (BASS)
0 dB (default)
12 dB
11 dB
10 dB
9 dB
0 dB
–1 dB
–2 dB
–3 dB
–4 dB
–5 dB
–6 dB
–7 dB
–8 dB
–9 dB
–10 dB
–11 dB
–12 dB
8 dB
7 dB
6 dB
5 dB
4 dB
3 dB
2 dB
1 dB
54
Submit Documentation Feedback
BB [ BURR-BROWN CORPORATION ]
