Sensor Interface ASICs
BA111
Single-channel TDS Sensor Interface ASIC
Highly integrated TDS and water-temperature measurement ASIC with bipolar probe drive and UART control.
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Sensor Interface ASICs
BA022
Dual-channel Conductivity Interface ASIC
Integrated dual-channel conductivity front end for multi-point and comparative measurements.
Overview
Engineered for dependable integration
- ✓Two 0–6000 µS/cm conductivity channels
- ✓Automatic temperature correction from 0–100 °C
- ✓Bipolar probe drive reduces polarization
- ✓UART-controlled compact reference design
- ✓Suitable for RO, hydrogen-water and tap-water equipment
Key Specifications
- Interface
- UART, 2400 / 9600 bps, 8N1
- Supply
- 3.3 V, ripple <20 mV; current <3 mA
- Measurement Range
- 0–6000 µS/cm, dual channel
- Accuracy
- < 2% F.S.
- Temperature
- 0–100 °C, ±0.5 °C
Downloads
Datasheets and integration materials are available on request.
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Single-channel conductivity and water-temperature ASIC for compact smart-water products.
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Low-range Conductivity Interface ASIC
High-resolution low-conductivity measurement ASIC for purified-water and precision applications.
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