SBAS751B October 2017 – October 2018 ADS122C04
PRODUCTION DATA.
PIN | ANALOG OR DIGITAL
INPUT/OUTPUT |
DESCRIPTION(1) | ||
---|---|---|---|---|
NAME | NO. | |||
RTE | PW | |||
A0 | 15 | 1 | Digital input | I2C slave address select pin 0. See the I2C Address section for details. |
A1 | 16 | 2 | Digital input | I2C slave address select pin 1. See the I2C Address section for details. |
AIN0 | 9 | 11 | Analog input | Analog input 0 |
AIN1 | 8 | 10 | Analog input | Analog input 1 |
AIN2 | 5 | 7 | Analog input | Analog input 2 |
AIN3 | 4 | 6 | Analog input | Analog input 3 |
AVDD | 10 | 12 | Analog supply | Positive analog power supply. Connect a 100-nF (or larger) capacitor to AVSS. |
AVSS | 3 | 5 | Analog supply | Negative analog power supply |
DGND | 2 | 4 | Digital supply | Digital ground |
DRDY | 12 | 14 | Digital output | Data ready, active low. Connect to DVDD using a pullup resistor. |
DVDD | 11 | 13 | Digital supply | Positive digital power supply. Connect a 100-nF (or larger) capacitor to DGND. |
REFN | 6 | 8 | Analog input | Negative reference input |
REFP | 7 | 9 | Analog input | Positive reference input |
RESET | 1 | 3 | Digital input | Reset, active low |
SCL | 14 | 16 | Digital input | Serial clock input. Connect to DVDD using a pullup resistor. |
SDA | 13 | 15 | Digital input/output | Serial data input and output. Connect to DVDD using a pullup resistor. |
Thermal pad | Pad | — | — | Thermal power pad. Connect to AVSS. |