SWRS273C November 2021 – July 2024 AWR2944
PRODUCTION DATA
The device includes provision for an ADC service for user application, where the GPADC engine present inside the device can be used to measure up to nine external and internal voltages. The ADC1, ADC2, ADC3, ADC4, ADC5, ADC6, ADC7, ADC8 and ADC9 pins are used for this purpose.
GPADC Specifications:
PARAMETER | TYP | UNIT |
---|---|---|
ADC supply | 1.8 | V |
ADC unbuffered input voltage range | 0 – 1.8 | V |
ADC buffered input voltage range(1) | 0.4 – 1.3 | V |
ADC resolution | 10 | bits |
ADC offset error | ±5 | LSB |
ADC gain error | ±5 | LSB |
ADC DNL | –1/+2.5 | LSB |
ADC INL | ±2.5 | LSB |
ADC sample rate | 625 | Ksps |
ADC sampling time | 400 | ns |
ADC internal cap | 10 | pF |
ADC buffer input capacitance | 2 | pF |
ADC input leakage current | 3 | uA |