MCP3422A0-E/SN

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MCP3422A0-E/SN

IC ADC 18BIT SIGMA-DELTA 8SOIC

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Specifications

Package Tube
ProductStatus Active
NumberofBits 18
SamplingRate(PerSecond) 3.75, 15, 60, 240
NumberofInputs 2
InputType Differential
DataInterface I²C
Configuration MUX-PGA-ADC
NumberofA/DConverters 1
Architecture Sigma-Delta
ReferenceType Internal
Voltage-SupplyAnalog 2.7V ~ 5.5V
Voltage-SupplyDigital 2.7V ~ 5.5V
Features PGA
OperatingTemperature -40°C ~ 125°C
Package/Case 8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 8-SOIC

Overview

Description

The MCP3422A0-E/SN is a precision, low-power, 18-bit analog-to-digital converter (ADC) from Microchip Technology. It features a two-channel input, allowing for differential or single-ended measurements. Key specifications include a power supply range of 2.7V to 5.5V, and it operates over a temperature range of -40°C to +125°C.
The MCP3422 offers programmable gain amplifiers (PGA) with gains of 1, 2, 4, or 8, enhancing its versatility for various sensor applications. It communicates via the I2C interface, enabling easy integration with microcontrollers and digital systems. The device also supports multiple sampling rates (up to 240 SPS), catering to different application needs.
This ADC is particularly suitable for battery-operated devices due to its low power consumption and features like a shutdown mode. Applications include industrial process control, portable instrumentation, and sensor monitoring. The MCP3422A0-E/SN is packaged in an MSOP-8 form factor, ensuring a compact design for space-constrained applications.

Features

The MCP3422A0-E/SN is a dual-channel, 16-bit analog-to-digital converter (ADC) designed for precision measurements. Key features include:
1. Resolution: 16-bit resolution for high accuracy.
2. Input Channels: Two differential input channels, allowing for versatile measurement applications.
3. Programmable Gain Amplifier (PGA): Built-in PGA with gains of 1, 2, 4, and 8 for varying input signal levels.
4. Data Rate: Selectable data rates up to 240 samples per second (SPS).
5. I2C Interface: Compatible with I2C protocol for easy integration with microcontrollers and other devices.
6. Low Power Consumption: Operates in low-power modes, suitable for battery-powered applications.
7. Internal Reference: Integrated voltage reference for stable measurements.
8. Temperature Range: Suitable for industrial applications with a wide operating temperature range.
These features make the MCP3422A0-E/SN ideal for applications in industrial automation, process control, and sensor interfacing.

Package

The MCP3422A0-E/SN is packaged in a 6-pin MSOP (Thin Shrink Small Outline Package) type. This compact package is ideal for space-constrained applications while providing essential functionality for the MCP3422, a 18-bit ADC with differential input capabilities.

Pinout

The MCP3422A0-E/SN is a 16-bit, low-power, I2C-compatible analog-to-digital converter (ADC) from Microchip Technology. It features a total of 8 pins.
### Pin Count and Functions:
1. VDD - Power supply input.
2. GND - Ground reference.
3. SCL - I2C clock input.
4. SDA - I2C data input/output.
5. ADDR - Address selection pin (for setting the I2C address).
6. ALERT - Alert output for indication of conversion completion.
7. MUX - Analog input selection pin (for choosing between different input channels).
8. VREF - Reference voltage input (optional, for external reference).
The MCP3422A0-E/SN supports differential or single-ended inputs and can operate in multiple gain settings, providing flexibility for a range of applications.

Manufacturer

The MCP3422A0-E/SN is manufactured by Microchip Technology Inc., a leading American semiconductor company. Microchip specializes in microcontroller, mixed-signal, analog, and interface products. Founded in 1989, the company is known for its innovative solutions and has a diverse product portfolio that caters to various industries, including automotive, industrial, consumer electronics, and telecommunications. The MCP3422A0-E/SN is a 16-bit analog-to-digital converter (ADC) designed for high precision and low-power applications, making it suitable for a range of sensing and data acquisition tasks. Microchip's commitment to quality and reliability has established it as a trusted provider in the electronics industry.

Application

The MCP3422A0-E/SN is a 16-bit analog-to-digital converter (ADC) used in various applications, including industrial automation, environmental monitoring, medical instrumentation, and consumer electronics. It is ideal for precision measurements in sensor applications, such as temperature, pressure, and light sensors. Its low power consumption and built-in programmable gain amplifier enhance its use in portable and battery-operated devices.

Equivalent

The MCP3422A0-E/SN is a 16-bit ADC with differential inputs and programmable gain. Equivalent products include the ADS1115 from Texas Instruments, the LTC1865 from Analog Devices, and the MAX11614 from Maxim Integrated. These alternatives also offer similar features such as differential measurements, multiple channels, and programmable gain settings.

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