Datasheet
Control Registers, Page 4: ADC Digital Filter Coefficients
TLV320ADC3101
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...................................................................................................................................... SLAS553A – NOVEMBER 2008 – REVISED SEPTEMBER 2009
Page 1 / Register 59: Left Analog PGA Settings
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R/W 1 0: Left PGA is not muted.
1: Left PGA is muted.
D6 – D0 R/W 000 0000 000 0000: Left PGA gain = 0 dB
000 0001: Left PGA gain = 0.5 dB
000 0010: Left PGA gain = 1 dB
...
101 0000: Left PGA gain = 40 dB
101 0001 – 111 1111: Reserved. Do not use.
Page 1 / Register 60: Right Analog PGA Settings
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R/W 1 0: Right PGA is not muted
1: Right PGA is muted
D6 – D0 R/W 000 0000 000 0000: Right PGA gain = 0 dB
000 0001: Right PGA gain = 0.5 dB
000 010: Right PGA gain = 1 dB
...
101 0000: Right PGA gain = 40 dB
101 0001 – 111 1111: Reserved. Do not use.
Page 1 / Register 61: ADC Low Current Modes
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 – D1 R 0000 000 Reserved. Write only zeros to these bits.
D0 R/W 0 0: 1 × ADC modulator current used
1: 0.5 × ADC modulator current used
Page 1 / Register 62: ADC Analog PGA Flags
BIT READ/ RESET DESCRIPTION
WRITE VALUE
D7 – D2 R 0000 00 Reserved, don't write any value other than reset value
D1 R 0 0: Left ADC PGA , applied gain ≠ programmed gain
1: Left ADC PGA , applied gain = programmed gain
D0 R 0 0: Right ADC PGA , applied gain ≠ programmed gain
1: Right ADC PGA , applied gain = programmed gain
Page 1 / Register 63 Through Page 1 / Register 127: Reserved
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 – D0 R XXXX XXXX Reserved. Do not write to these registers.
Default values shown for this page only become valid 100 µ s following a hardware or software reset.
Page 4 / Register 0: Page Control Register
(1)
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 – D0 R/W 0000 0000 0000 0000: Page 0 selected
0000 0001: Page 1 selected
...
1111 1110: Page 254 selected (reserved)
1111 1111: Page 255 selected (reserved)
(1) Valid pages are 0, 1, 4, 5, 32-47. All other pages are reserved (do not access).
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