control/status register
| OPA1PD | OPAMP1 power down |
| S3SEL1 | Switch 3 for OPAMP1 enable |
| S4SEL1 | Switch 4 for OPAMP1 enable |
| S5SEL1 | Switch 5 for OPAMP1 enable |
| S6SEL1 | Switch 6 for OPAMP1 enable |
| OPA1CAL_L | OPAMP1 offset calibration for P differential pair |
| OPA1CAL_H | OPAMP1 offset calibration for N differential pair |
| OPA1LPM | OPAMP1 low power mode |
| OPA2PD | OPAMP2 power down |
| S3SEL2 | Switch 3 for OPAMP2 enable |
| S4SEL2 | Switch 4 for OPAMP2 enable |
| S5SEL2 | Switch 5 for OPAMP2 enable |
| S6SEL2 | Switch 6 for OPAMP2 enable |
| OPA2CAL_L | OPAMP2 offset Calibration for P differential pair |
| OPA2CAL_H | OPAMP2 offset calibration for N differential pair |
| OPA2LPM | OPAMP2 low power mode |
| OPA3PD | OPAMP3 power down |
| S3SEL3 | Switch 3 for OPAMP3 Enable |
| S4SEL3 | Switch 4 for OPAMP3 enable |
| S5SEL3 | Switch 5 for OPAMP3 enable |
| S6SEL3 | Switch 6 for OPAMP3 enable |
| OPA3CAL_L | OPAMP3 offset Calibration for P differential pair |
| OPA3CAL_H | OPAMP3 offset calibration for N differential pair |
| OPA3LPM | OPAMP3 low power mode |
| ANAWSEL1 | Switch SanA enable for OPAMP1 |
| ANAWSEL2 | Switch SanA enable for OPAMP2 |
| ANAWSEL3 | Switch SanA enable for OPAMP3 |
| S7SEL2 | Switch 7 for OPAMP2 enable |
| AOP_RANGE | Power range selection |
| OPA1CALOUT | OPAMP1 calibration output |
| OPA2CALOUT | OPAMP2 calibration output |
| OPA3CALOUT | OPAMP3 calibration output |