MCP3421
MCP3421 is manufactured by Microchip Technology.
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18-Bit Analog-to-Digital Converter with I2C Interface and On-Board Reference
Features
- 18-bit ΔΣ ADC in a SOT-23-6 package
- Differential input operation
- Self calibration of Internal Offset and Gain per each conversion
- On-board Voltage Reference:
- Accuracy: 2.048V ± 0.05%
- Drift: 5 ppm/°C
- On-board Programmable Gain Amplifier (PGA):
- Gains of 1,2,4 or 8
- On-board Oscillator
- INL: 10 ppm of FSR (FSR = 4.096V/PGA)
- Programmable Data Rate Options:
- 3.75 SPS (18 bits)
- 15 SPS (16 bits)
- 60 SPS (14 bits)
- 240 SPS (12 bits)
- One-Shot or Continuous Conversion Options
- Low current consumption:
- 145 µA typical (VDD= 3V, Continuous Conversion)
- 39 µA...
