Datasheet

ADAU1772 Data Sheet
Rev. B | Page 82 of 116
PGA SLEW CONTROL REGISTER
Address: 0x0027, Reset: 0x00, Name: PGA_STEP_CONTROL
If PGA slew is disabled with the SLEW_PDx controls, the SLEW_RATE parameter is ignored for that PGA block.
Table 68. Bit Descriptions for PGA_STEP_CONTROL
Bits Bit Name Settings Description Reset Access
[5:4] SLEW_RATE Controls how fast the PGA is slewed when changing gain. 0x0 RW
00 21.5 ms
01 42.5 ms
10 85 ms
3 SLEW_PD3 PGA3 slew disable. 0x0 RW
0 PGA slew enabled
1 PGA slew disabled
2 SLEW_PD2 PGA2 slew disable. 0x0 RW
0 PGA slew enabled
1 PGA slew disabled
1 SLEW_PD1 PGA1 slew disable. 0x0 RW
0 PGA slew enabled
1 PGA slew disabled
0 SLEW_PD0 PGA0 slew disable. 0x0 RW
0 PGA slew enabled
1 PGA slew disabled