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PCM1820 Datasheet(PDF) 84 Page - Texas Instruments

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Part # PCM1820
Description  TLV320ADC3120 2-Channel, 768-kHz, Burr-BrownTM Audio ADC
PDF  120 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

PCM1820 Datasheet(HTML) 84 Page - Texas Instruments

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Table 8-91. CH3_CFG2 Register Field Descriptions
Bit
Field
Type
Reset
Description
7-0
CH3_DVOL[7:0]
R/W
11001001b
Channel 3 digital volume control.
0d = Digital volume is muted
1d = Digital volume control is set to -100 dB
2d = Digital volume control is set to -99.5 dB
3d to 200d = Digital volume control is set as per configuration
201d = Digital volume control is set to 0 dB
202d = Digital volume control is set to 0.5 dB
203d to 253d = Digital volume control is set as per configuration
254d = Digital volume control is set to 26.5 dB
255d = Digital volume control is set to 27 dB
8.6.2.41 CH3_CFG3 Register (Address = 0x49) [Reset = 0x80]
CH3_CFG3 is shown in Figure 8-111 and described in Table 8-92.
Return to the Table 8-51.
This register is configuration register 3 for channel 3.
Figure 8-111. CH3_CFG3 Register
7
6
5
4
3
2
1
0
CH3_GCAL[3:0]
RESERVED
R/W-1000b
R-0000b
Table 8-92. CH3_CFG3 Register Field Descriptions
Bit
Field
Type
Reset
Description
7-4
CH3_GCAL[3:0]
R/W
1000b
Channel 3 gain calibration.
0d = Gain calibration is set to -0.8 dB
1d = Gain calibration is set to -0.7 dB
2d = Gain calibration is set to -0.6 dB
3d to 7d = Gain calibration is set as per configuration
8d = Gain calibration is set to 0 dB
9d = Gain calibration is set to 0.1 dB
10d to 13d = Gain calibration is set as per configuration
14d = Gain calibration is set to 0.6 dB
15d = Gain calibration is set to 0.7 dB
3-0
RESERVED
R
0000b
Reserved bits; Write only reset value
8.6.2.42 CH3_CFG4 Register (Address = 0x4A) [Reset = 0x0]
CH3_CFG4 is shown in Figure 8-112 and described in Table 8-93.
Return to the Table 8-51.
This register is configuration register 4 for channel 3.
Figure 8-112. CH3_CFG4 Register
7
6
5
4
3
2
1
0
CH3_PCAL[7:0]
R/W-00000000b
TLV320ADC3120
SBASA91A – DECEMBER 2020 – REVISED JUNE 2021
www.ti.com
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Product Folder Links: TLV320ADC3120



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