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
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