Manufacturer Part Number
MCP3422A0-E/SN
Manufacturer
Microchip Technology
Introduction
High-precision, low-power, 18-bit Delta-Sigma ADC
Product Features and Performance
18-bit resolution
Programmable sample rates: 3.75, 15, 60, 240 SPS
Two differential input channels
I2C interface for easy communication
On-board programmable gain amplifier (PGA)
Internal voltage reference
Sigma-Delta architecture for high noise immunity
Low current consumption
Product Advantages
High resolution for precise measurement
Selectable sample rates for flexibility in applications
Internal PGA reduces need for external components
Supported by a wide range of supply voltages
Enhanced durability with wide operating temperature range
Key Technical Parameters
Resolution: 18-bit
Sample rates: 3.75, 15, 60, 240 samples per second
Channel count: 2
Input type: Differential
Interface: I2C
Architecture: Sigma-Delta
Supply voltage, analog: 2.7V to 5.5V
Supply voltage, digital: 2.7V to 5.5V
Operating temperature: -40°C to 125°C
Quality and Safety Features
Built-in voltage reference ensures stability and accuracy
Robust operating temperature range for reliable performance in extreme conditions
Compatibility
Standard I2C interface for use with a range of microcontrollers
8-SOIC package compatible with standard SMT mounting processes
Application Areas
Precision measurement in industrial and medical applications
Data acquisition systems
Portable instrumentation
Temperature sensing and control systems
Battery-powered devices
Product Lifecycle
Status: Active
Not nearing discontinuation
Replacement and upgrade options available through Microchip Technology product line
Several Key Reasons to Choose This Product
High resolution and low noise for accurate sensing applications
Flexible configuration options to fit specific design needs
Wide analog and digital supply voltage range allows for use in various systems
Rugged performance suitable for industrial and medical environments
Low-power consumption ideal for battery-operated devices
Established manufacturer with robust support and reliability