Datasheet
www.ti.com
PCM1774
SLAS551 – JULY 2007
Register 72
B15 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
Register 72 0 IDX6 IDX5 IDX4 IDX3 IDX2 IDX1 IDX0 RSV RSV RSV RSV RSV RSV PMXR PMXL
IDX[6:0]: 100 1000b (48h) Register 72
PMXR: Power Up/Down for MXR (Mixer R-Channel)
PMXL: Power Up/Down for MXL (Mixer L-Channel)
Default value: 0
These bits are used to control power up/down for the analog mixer.
PMXL, PMXR = 0 Power down (default)
PMXL, PMXR = 1 Power up
Register 73
B15 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
Register 73 0 IDX6 IDX5 IDX4 IDX3 IDX2 IDX1 IDX0 PBIS PDAR PDAL RSV PHPR PHPL RSV RSV
IDX[6:0]: 100 1001b (49h): Register 73
PBIS: Power Up/Down Control for Bias
Default value: 0
This bit is used to control power up/down for the analog bias circuit.
PBIS = 0 Power down (default)
PBIS = 1 Power up
PDAR: Power Up/Down Control for DAR (DAC and R-Channel Digital Filter)
PDAL: Power Up/Down Control for DAL (DAC and L-Channel Digital Filter)
Default value: 0
These bits are used to control power up/down for the DAC and interpolation filter.
PDAR, PDAL = 0 Power down (default)
PDAR, PDAL = 1 Power up
PHPR: Power Up/Down Control for HPR (Line or R-Channel Headphone Output)
PHPL: Power Up/Down Control for HPL (Line or L-Channel Headphone Output)
Default value: 0
These bits are used to control power up/down for the headphone amplifier.
PHPR, PHPL = 0 Power down (default)
PHPR, PHPL = 1 Power up
27
Submit Documentation Feedback