Microchip Technology's MCP3428-E/ST

The MCP3428-E/ST is a highly integrated, low-power, 16-bit analog-to-digital converter (ADC) produced by Microchip Technology. It is designed for high-precision measurements in diverse applications such as industrial control systems, battery-powered devices, data acquisition systems, and medical instrumentation.

Key Features

• Resolution: The device offers a high-resolution 16-bit ADC for accurate measurement of input signals.
• Channel Count: It comes with four fully differential input channels or eight single-ended inputs, providing flexibility for various sensor interfacing.
• Programmable Gain Amplifier (PGA): The onboard PGA offers selectable gains of 1, 2, 4, or 8, enabling it to amplify low-level signals.
• Conversion Rate: The MCP3428-E/ST supports a maximum sample rate of 240 samples per second (SPS), balancing speed and power consumption.
• Communication Interface: It features an I2C interface for easy communication with most microcontrollers and processors.
• Low Power Consumption: The device is designed for power-sensitive applications, with features like an auto power-down function that reduces power consumption when not converting.
• Extended Temperature Range: This ADC operates over an industrial temperature range of -40°C to +125°C, making it suitable for harsh environments.
• Small Form Factor: Housed in a compact TSSOP-14 package, it is ideal for space-constrained applications.

Applications

The versatility of the MCP3428-E/ST makes it an excellent choice for a wide array of applications, such as:

• Portable Instrumentation
• Temperature Sensing with RTDs, Thermocouples, and Thermistors
• Pressure Sensing
• Weight and Scale Systems
• Factory Automation and Process Control
• Battery Monitoring and Energy Management
• Medical Devices and Equipment

With its combination of precision, integration, and flexibility, the MCP3428-E/ST from Microchip Technology stands out as a robust solution for high-accuracy analog-to-digital conversion in both simple and complex applications.