Microchip Technology

MCP3421A2T-E/CH  

Analog to Digital Converters

MCP3421A2T-E/CH Description

The MCP3421A2T-E/CH is a high-performance, 18-bit Sigma-Delta Analog-to-Digital Converter (ADC) from Microchip Technology. This device is designed for applications requiring high-resolution signal conversion with minimal power consumption. It features a single channel, differential input and an integrated programmable gain amplifier (PGA) for flexible signal conditioning. The MCP3421A2T-E/CH operates with a supply voltage range of 2.7V to 5.5V for both analog and digital interfaces, making it suitable for a wide range of applications.

MCP3421A2T-E/CH Features

• 18-bit Resolution: Delivers high precision and accuracy for signal conversion.
• Programmable Gain Amplifier (PGA): Allows for flexible signal conditioning and amplification.
• Differential Input: Enhances signal integrity by rejecting common-mode noise.
• I2C Interface: Enables easy integration with microcontrollers and other digital systems.
• Internal Reference: Simplifies design by eliminating the need for an external reference voltage.
• 3.75 SPS Sampling Rate: Provides adequate conversion speed for most applications.
• RoHS3 Compliant: Ensures environmental compliance and suitability for use in green products.
• REACH Unaffected: Complies with the European Union's Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulations.

MCP3421A2T-E/CH Applications

The MCP3421A2T-E/CH is ideal for a variety of applications where high-resolution signal conversion is required:

• Industrial Automation: For converting sensor signals in control systems.
• Medical Devices: In devices requiring precise measurement and monitoring of physiological parameters.
• Consumer Electronics: For audio signal processing in high-fidelity audio equipment.
• Environmental Monitoring: In systems that measure temperature, humidity, and other environmental parameters with high accuracy.

Conclusion of MCP3421A2T-E/CH

The MCP3421A2T-E/CH from Microchip Technology stands out due to its 18-bit resolution, integrated PGA, and differential input capabilities. Its I2C interface and internal reference simplify system design, while its RoHS3 and REACH compliance make it suitable for a wide range of applications. Whether used in industrial automation, medical devices, or consumer electronics, the MCP3421A2T-E/CH offers a reliable and high-performance solution for analog-to-digital conversion.

MCP3421A2T-E/CH Documents

Download datasheets and manufacturer documentation for MCP3421A2T-E/CH

PCN Assembly/Origin :

Bond Wire 17/Jan/2023      

Datasheets :

MCP3421 Datasheet      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Reference Design Library :

MCP3421DM-WS: 2kg Weight Scale w/ USB & LCD      

Design Resources :

MCP3421 Development Tool Selector      

HTML Datasheet :

MCP3421 Datasheet      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH