JAJSP39A May 2022 – December 2022 ADS1285
PRODUCTION DATA
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
MUX[2:0] | REF[1:0] | GAIN[2:0] | |||||
R/W-000b | R/W-00b | R/W-000b |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7:5 | MUX[2:0] | R/W | 000b | Input MUX selection. See the Analog Input section for details. 000b = Input 1 001b = Input 2 010b = Internal short with a 400-Ω resistor 011b = Input 1 and input 2 100b = Reserved 101b = Internal short with a 0-Ω resistor 110b, 111b = Reserved |
4:3 | REF[1:0] | R/W | 00b | Select reference voltage
operation. See the Voltage Reference Input section for details. 00b = 5 V 01b = 4.096 V 10b = 2.5 V 11b = Reserved |
2:0 | GAIN[2:0] | R/W | 000b | PGA gain selection. See the PGA and Buffer section for details. 000b = 1 001b = 2 010b = 4 011b = 8 100b = 16 101b = 32 110b = 64 111b = Buffer operation |