Description
The AD7682/AD7689 are 4-channel/8-channel, 16-bit, charge redistribution successive approximation register (SAR) analog-to-digital converters (ADCs) that operate from a single power supply, VDD.
Features
- 16-bit resolution with no missing codes.
- 4-channel (AD7682)/8-channel (AD7689) multiplexer with choice
of inputs.
- Unipolar single-ended.
- Differential (GND sense).
- Pseudobipolar.
- Throughput: 250 kSPS.
- INL: ±0.4 LSB typical, ±1.5 LSB maximum (±23 ppm or FSR).
- Dynamic range: 93.8 dB.
- SINAD: 92.5 dB at 20 kHz.
- THD:.
- 100 dB at 20 kHz.
- Analog input range: 0 V to VREF with VREF up to VDD.
- Multiple reference types.
- Internal select.
