ADS8661 Description
The ADS8661 and ADS8665 belong to a family of integrated data acquisition system based on a successive approximation (SAR) analog-to-digital converter (ADC).
ADS8661 Key Features
- 12-bit ADC with integrated analog front-end
- High speed
- ADS8661: 1.25 MSPS
- ADS8665: 500 kSPS
- Software programmable input ranges
- Bipolar ranges: ±12.288 V, ±10.24 V, ±6.144 V
- Unipolar ranges: 0 V-12.288 V, 0 V-10.24 V
- 5-V analog supply: 1.65-V to 5-V I/O supply
- Constant resistive input impedance ≥ 1 MΩ
- Input overvoltage protection: up to ±20 V