Datasheet

www.ti.com

PCM1870

SLAS544A – MAY 2007 – REVISED SEPTEMBER 2007

B15 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0

IDX[6:0]: 101 0010b (52h) Register 82

PAIR: Power Up/Down for PG2 and PG6 (Gain Amplifier for Analog Input R-Channel)

PAIR: Power Up/Down for PG1 and PG5 (Gain Amplifier for Analog Input L-Channel)

Default value: 0

This bit is used to control power up/down for PG1, -2 and PG5, -6 (gain amplifier for analog input).

PAIR, PAIL = 0 Power down (default)

PAIR, PAIL = 1 Power up

PADS: Power Up/Down for D2S (Differential Amplifier) of AIN1L and AIN1R

Default value: 0

This bit is used to control power up/down for D2S (differential-to-single amplifier).

PADS = 0 Power down (default)

PADS = 1 Power up

PMCB: Power Up/Down Control for Microphone Bias Source

Default value: 0

This bit is used to control power up/down for the microphone bias source.

PMCB = 0 Power down (default)

PMCB = 1 Power up

PADR: Power Up/Down Control for ADR (ADC and Digital Filter R-Channel)

PADL: Power Up/Down Control for ADL (ADC and Digital Filter L-Channel)

Default value: 0

This bit is used to control power up/down for the ADC and decimation filter.

PADR, PADL = 0 Power down (default)

PADR, PADL = 1 Power up

Product Folder Link(s): PCM1870