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PCM1774RGPR Datasheet(PDF) 38 Page - Texas Instruments

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Part # PCM1774RGPR
Description  16-Bit, Low-Power Stereo Audio DAC With Analog Mixing, Line and Headphone Outputs
PDF  49 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

PCM1774RGPR Datasheet(HTML) 38 Page - Texas Instruments

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PCM1774
SLAS551 – JULY 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]
TONE CONTROL GAIN (MIDRANGE)
MGA[4:0]
TONE CONTROL GAIN (MIDRANGE)
0 0000
0 dB (default)
0 1111
0 dB
0 0011
12 dB
1 0000
–1 dB
0 0100
11 dB
1 0001
–2 dB
0 0101
10 dB
1 0010
–3 dB
0 0110
9 dB
1 0011
–4 dB
0 0111
8 dB
1 0100
–5 dB
0 1000
7 dB
1 0101
–6 dB
0 1001
6 dB
1 0110
–7 dB
0 1010
5 dB
1 0111
–8 dB
0 1011
4 dB
1 1000
–9 dB
0 1100
3 dB
1 1001
–10 dB
0 1101
2 dB
1 1010
–11 dB
0 1110
1 dB
1 1011
–12 dB
Register 94
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
Register 94
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
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]
TONE CONTROL GAIN (TREBLE)
HGA[4:0]
TONE CONTROL GAIN (TREBLE)
0 0000
0 dB (default)
0 1111
0 dB
0 0011
12 dB
1 0000
–1 dB
0 0100
11 dB
1 0001
–2 dB
0 0101
10 dB
1 0010
–3 dB
0 0110
9 dB
1 0011
–4 dB
0 0111
8 dB
1 0100
–5 dB
0 1000
7 dB
1 0101
–6 dB
0 1001
6 dB
1 0110
–7 dB
0 1010
5 dB
1 0111
–8 dB
0 1011
4 dB
1 1000
–9 dB
0 1100
3 dB
1 1001
–10 dB
0 1101
2 dB
1 1010
–11 dB
0 1110
1 dB
1 1011
–12 dB
38
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