Microchip 2-Channel 18-Bit Delta Sigma ADC, 4 SPS Sampling Rate, 8-Pin MSOP Package MCP3422A0-E/MS

Microchip MCP3422A0-E/MS is a dual channel, 18-bit resolution delta-sigma analogue-to-digital converter designed to deliver high precision and accuracy in voltage measurement applications. Operating at a low sampling rate of 4 samples per second, this ADC is ideal for applications requiring slow, stable data acquisition such as precision sensor measurement and industrial instrumentation.

The device comes in a compact 8-pin MSOP surface mount package, making it suitable for space-constrained PCB layouts. It features a serial I2C interface, enabling easy communication with microcontrollers and other digital devices.

Operating temperature range from -40°C to 85°C ensures reliable performance in diverse environments, including automotive applications, supported by its AEC-Q100 automotive standard compliance. With a minimum supply voltage of 5 V and maximum of 5.5 V, the MCP3422A0-E/MS balances power efficiency with robust operation.

The architecture supports two ADCs enabling dual measurement channels, which is useful for simultaneous sensor data acquisition. The high 18-bit resolution yields precise conversion results useful in analytical and industrial environments.

Dual ADC architecture supports simultaneous analog inputs. High resolution 18-bit conversion ensures precise data acquisition. Low sampling rate of 4 sps suits low-bandwidth sensor applications. Surface mount MSOP package with 8 pins enables compact PCB integration.

Operates over a temperature range of -40°C to 85°C for industrial reliability. Serial I2C interface for simple microcontroller connectivity. Supports automotive applications with AEC-Q100 certification. Minimum operating voltage of 5 V and max supply voltage of 5.5 V.

Compact dimensions: 3.1 mm length, 1.1 mm height. Suitable for precision measurement, sensor interfacing, and industrial instrumentation.

This product fits well in electronic consumer applications, industrial control systems, laboratory equipment, and automotive sensor measurement fields. It is engineered to provide reliable, accurate data conversion essential for system monitoring and control.

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