ZHCSG68F MARCH 2017 – JANUARY 2019 TPSM846C23
PRODUCTION DATA.
The ADC input voltage range is limited to 0.9 V. For READ_VOUT, the output voltage is divided down before input to ADC. Large signal amplitude gives better signal-to-noise ratio. The READ_VOUT_RANGE[1:0] bits are used to force the input voltage divider of the internal ADC for output voltage measurement to one of the 3 possible values.
| VOUT_SCALE_LOOP | READ_VOUT_RANGE[1:0] | OUT |
|---|---|---|
| 1 | 00b | 1/2 IN |
| x | 11b | |
| 0.5 | 00b | 1/4 IN |
| x | 10b | |
| 0.25 | 00b | 1/8 IN |
| x | 01b |