MCP3551-E/MS - Microchip Technology

Manufacturer Part Number

MCP3551-E/MS

Manufacturer

Microchip Technology

Introduction

The MCP3551-E/MS is a high-accuracy, 22-bit Analog to Digital Converter (ADC) designed for advanced data acquisition in systems where high resolution is needed.

Product Features and Performance

Resolution of 22 bits

Low sampling rate of 14 samples per second

Single Differential Input

SPI Data Interface

Sigma-Delta Architecture

External Reference Type

Operates on an analog supply voltage of 2.7V to 5.5V and same for digital supply

High operating temperature range from -40°C to 125°C

Surface mount, compact MSOP 8 package

Product Advantages

High precision and low noise, suitable for data-sensitive applications

Wide operational temperature range suitable for harsh environments

Flexible power requirements compatible with various system designs

Key Technical Parameters

Number of Bits: 22

Sampling Rate: 14 Per Second

Number of Inputs: 1 (Differential)

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

Robust design ensures reliable operation under extreme temperatures

Strict adherence to industry quality and safety standards

Compatibility

SPI data interface allows compatibility with most microcontrollers and digital systems

Application Areas

Precision instrumentation

Industrial measuring equipment

Medical monitoring devices

Environmental monitoring systems

Product Lifecycle

Currently in active production

Not nearing discontinuation

Upgrades or direct replacements are available as needed

Key Reasons to Choose This Product

Exceptional 22-bit resolution for high-precision applications

Low sampling rate ideal for applications where data integrity is more critical than speed

Durable and reliable performance under industrial and environmental extremes

Flexible interfacing with SPI, simplifying integration into existing technology platforms

Supported by Microchip's longstanding reputation for quality and support in semiconductor technology