ZHCSDC6D November 2014 – February 2018 AMC7836
PRODUCTION DATA.
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
Resolution | 12 | Bits | ||||
Integral nonlinearity | Unipolar input channels | ±0.5 | ±1 | LSB | ||
Bipolar input channels | ±0.5 | ±1.5 | ||||
Differential nonlinearity | Specified monotonic. All input channels | ±0.5 | ±1 | LSB | ||
UNIPOLAR ANALOG INPUTS: LV_ADC16 to LV_ADC20 | ||||||
Absolute input voltage range | AGND – 0.2 | AVDD + 0.2 | V | |||
Full scale input range | Vref measured at REF_CMP pin | 0 | 2 × Vref | V | ||
Input capacitance | 34 | pF | ||||
DC input leakage current | Unselected ADC input | ±10 | µA | |||
Offset error | ±1 | ±5 | LSB | |||
Offset error match | ±0.5 | LSB | ||||
Gain error(1) | ±0.5 | ±5 | LSB | |||
Gain error match | ±1 | LSB | ||||
Update time | Single unipolar input, temperature sensor disabled | 11.5 | µs | |||
BIPOLAR ANALOG INPUTS: ADC_0 to ADC_15 | ||||||
Absolute input voltage range | –13 | 13 | V | |||
Full scale input range | –12.5 | 12.5 | V | |||
Input resistance | 175 | kΩ | ||||
Offset error | ±0.25 | ±5 | LSB | |||
Gain error(1) | ±0.5 | ±5 | LSB | |||
Update time | Single bipolar input, temperature sensor disabled | 34.5 | µs | |||
TEMPERATURE SENSOR | ||||||
Operating range | –40 | 125 | °C | |||
Accuracy | TA = –40°C to 125°C, AVDD = 5 V | ±1.25 | ±2.5 | °C | ||
Resolution | LSB size | 0.25 | °C | |||
Update time | All ADC input channels disabled | 256 | µs | |||
ADC UPDATE TIME | ||||||
Internal oscillator frequency | 3.7 | 4 | 4.3 | MHz | ||
ADC update time | All 21 ADC inputs enabled, temperature sensor disabled. | 609.5 | µs | |||
All 21 ADC inputs enabled, temperature sensor enabled. | 865.5 | µs | ||||
INTERNAL REFERENCE (INTERNAL REFERENCE NOT ACCESSIBLE) | ||||||
Initial accuracy | TA = 25°C | 2.4925 | 2.5 | 2.5075 | V | |
Reference temperature coefficient | 12 | 35 | ppm/°C | |||
INTERNAL ADC REFERENCE BUFFER | ||||||
Reference buffer offset | TA = 25°C | ±5 | mV |