Datasheet Summary
MCP3551/3
Low-Power, Single-Channel 22-Bit Delta-Sigma ADCs
Features
- 22-bit ADC in Small 8-pin MSOP Package with Automatic Internal Offset and Gain Calibration
- Low-Output Noise of 2.5 µVRMS with Effective Resolution of 21.9 bits (MCP3551)
- 3 µV Typical Offset Error
- 2 ppm Typical Full-Scale Error
- 6 ppm Maximum INL Error
- Total Unadjusted Error Less Than 10 ppm
- No Digital Filter Settling Time, Single-mand Conversions through 3-wire SPI™ Interface
- Ultra-Low Conversion Current (MCP3551):
- 100 µA typical (VDD = 2.7V)
- 120 µA typical (VDD = 5.0V)
- Differential Input with VSS to VDD mon Mode Range
- 2.7V to 5.5V Single-Supply Operation
- Extended Temperature Range:
- -40°C...