PCM3793A
PCM3794A
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SLAS529A–JANUARY 2007–REVISED FEBRUARY 2007
Register 93
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
Register 93
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
RSV
RSV
MGA4
MGA3
MGA2
MGA1
MGA0
IDX[6:0]: 101 1101b (5Dh): Register 93
MGA[4:0]: Middle Boost Gain Control
Default value: 0 0000
These bits are used to set the midrange boost gain level for the digital data. The detailed characteristics are
shown in the Typical Performance Curves.
MGA[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 (MIDRANGE)
MGA[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 (MIDRANGE)
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
Register 94
B15
0
B14
B13
B12
B11
B10
B9
B8
B7
B6
RSV
B5
B4
B3
B2
B1
B0
Register 94
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
RSV
HGA4
HGA3
HGA2
HGA1
HGA0
IDX[6:0]: 101 1110b (5Eh): Register 94
HGA[4:0]: Treble Boost Gain Control (fC = 5 kHz)
Default value: 0 0000
These bits are used to set the treble boost gain level for the digital data. The detailed characteristics are shown
in the Typical Performance Curves.
HGA[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 (TREBLE)
HGA[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 (TREBLE)
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
55
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