MCP3424-E/ST - Microchip Technology

Manufacturer Part Number

MCP3424-E/ST

Manufacturer

Microchip Technology

Introduction

High-precision ADC with selectable gain and multiple channel inputs

Product Features and Performance

18-bit resolution

Sampling rate of 3.75 samples per second

4 differential input channels

Integrated I2C interface

Multiplexer, Programmable Gain Amplifier (PGA), and ADC in one chip

Sigma-Delta architecture

Internal reference voltage

Programmable gain up to 8 times

Accuracy maintained over wide temperature range

Product Advantages

High-resolution data acquisition

Low-power operation

Support for multiple sensors via 4 input channels

Simple communication with microcontrollers via I2C

Built-in PGA for signal amplification

Good performance across temperature variations

Key Technical Parameters

Number of Bits: 18

Sampling Rate (Per Second): 3.75

Number of Inputs: 4

Input Type: Differential

Data Interface: I2C

Configuration: MUX-PGA-ADC

Architecture: Sigma-Delta

Reference Type: Internal

Voltage - Supply, Analog: 2.7V to 5.5V

Voltage - Supply, Digital: 2.7V to 5.5V

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Extended temperature range operation

Robust TSSOP packaging

Compatibility

Works with any microcontroller with I2C interface

Adaptable voltage supply for mixed-voltage systems

Application Areas

Industrial automation

Temperature sensing

Process control

Battery-powered systems

Data logging

Product Lifecycle

Product Status: Active

Long-term availability with no immediate discontinuation

Several Key Reasons to Choose This Product

High accuracy for sensitive applications

Versatile for different signal types due to PGA

Ease of integration with existing digital systems

Supports a wide range of power supply voltages

Robust operation in harsh environments

Ideal for precision measurement in complex systems