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MCP3421 18-bit ADC
MCP3421
Microchipic data converter
MCP3421 is a 18-bit ΔΣ ADC with differential inputs and supports I2C interface, operating from 2.7V to 5.5V.
In stock
Specifications
8- Operating Voltage
- 2.7V to 5.5V
- Supply Current
- 145 µA typical (3.0V VDD, Continuous Conversion)
- Interface
- I2C
- Resolution
- 18 bits
- Range
- ±2.048/PGA (VREF) V
- Accuracy
- ±35 ppm of FSR, ±10 µV Offset Error
- Temperature Range
- -40°C to +125°C
- Package
- SOT-23-6
Pinout
6| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VIN+ | ADC | Positive Differential Analog Input Pin |
| 2 | VSS | GND | Ground Pin |
| 3 | SCL | I2C | Serial Clock Input Pin of the I2C Interface |
| 4 | SDA | I2C | Bidirectional Serial Data Pin of the I2C Interface |
| 5 | VDD | POWER | Positive Supply Voltage Pin |
| 6 | VIN- | ADC | Negative Differential Analog Input Pin |
Interactive pinout
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MCP3421
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