MCP3428-E/SL

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MCP3428-E/SL

+BOM

IC ADC 16BIT SIGMA-DELTA 14SOIC

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package Tube
ProductStatus Active
NumberofBits 16
SamplingRate(PerSecond) 15
NumberofInputs 4
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, Selectable Address
OperatingTemperature -40°C ~ 125°C
Package/Case 14-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 14-SOIC

개요

Description

The MCP3428-E/SL is a precision 18-bit analog-to-digital converter (ADC) from Microchip Technology. It features a 4-channel differential input, making it suitable for high-accuracy sensor applications. The device operates with an I²C interface, enabling easy integration with microcontrollers and other digital systems. It supports programmable gain amplification (PGA) with gain settings up to 8x, allowing for the amplification of low-level signals.
The MCP3428 offers selectable conversion speeds, balancing resolution and conversion time, with options for 12, 14, 16, or 18 bits. This flexibility makes it ideal for various applications, including industrial control, portable instrumentation, and data acquisition systems.
The device operates with a low current consumption, enhancing performance in battery-powered applications. It provides built-in calibration for offset and gain, ensuring high accuracy and reliability. The MCP3428 is housed in a compact SOIC package, offering a space-saving solution for designs with limited board space. Overall, the MCP3428-E/SL is a robust and versatile ADC for precise and efficient analog-to-digital conversion tasks.

Equivalent

The MCP3428-E/SL is a 4-channel, 18-bit analog-to-digital converter (ADC) from Microchip. Equivalent products with similar specifications include:
1. Texas Instruments ADS1015 - 4-channel, 12-bit ADC with I2C interface.
2. Texas Instruments ADS1115 - 4-channel, 16-bit ADC with I2C interface.
3. Analog Devices AD7994 - 4-channel, 12-bit ADC with I2C interface.
4. NXP Semiconductor PCA9536 - 4-channel I/O expander, not an ADC but provides similar I2C interfacing.
Check compatibility for specific use cases.

Features

The MCP3428-E/SL is a low-noise, high-accuracy analog-to-digital converter (ADC) with the following key features:
1. Resolution and Accuracy: It offers 18-bit resolution for precise measurements.
2. Channels: The device supports four differential input channels, allowing for versatile input configurations.
3. Programmable Gain Amplifier (PGA): It includes a built-in PGA with gains of x1, x2, x4, or x8, enhancing the measurement of small signals.
4. I²C Interface: The ADC communicates via an I²C interface, facilitating easy integration into various systems.
5. Conversion Speed: It provides programmable conversion rates, allowing for a trade-off between speed and resolution, with options up to 240 samples per second.
6. Low Power: Optimized for low power consumption, making it suitable for battery-operated devices.
7. Internal Voltage Reference: The device incorporates an internal voltage reference, ensuring reliable and accurate performance.
8. Extended Temperature Range: It operates over a wide temperature range, from -40°C to +125°C, suitable for industrial applications.
Overall, the MCP3428-E/SL is ideal for applications requiring precise data acquisition with minimal noise.

Pinout

The MCP3428-E/SL is an analog-to-digital converter (ADC) with an I²C interface, featuring a 16-bit resolution. It comes in a 10-pin MSOP package. Here is a brief overview of its pin count and functions:
1. VDD (Pin 1): Power supply pin.
2. GND (Pin 2): Ground reference pin.
3. SCL (Pin 3): Serial Clock Input for I²C communication.
4. SDA (Pin 4): Serial Data Input/Output for I²C communication.
5. A0 (Pin 5): Address Selection Pin 0; used to configure the I²C address.
6. A1 (Pin 6): Address Selection Pin 1; used to configure the I²C address.
7. AIN1 (Pin 7): Analog Input Channel 1.
8. AIN2 (Pin 8): Analog Input Channel 2.
9. AIN3 (Pin 9): Analog Input Channel 3.
10. AIN4 (Pin 10): Analog Input Channel 4.
These pins allow the MCP3428 to interface with multiple analog signals and communicate with a microcontroller via the I²C protocol, making it suitable for various precision measurement applications.

Manufacturer

The MCP3428-E/SL is manufactured by Microchip Technology Inc. Microchip Technology is a leading American company specializing in the production of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. Founded in 1989, the company has grown to become a significant player in the semiconductor industry, providing a wide range of products that cater to various applications, including automotive, industrial, consumer electronics, and telecommunications. Microchip's focus is on delivering reliable and high-performance solutions that enable innovation and enhance the capabilities of electronic devices. Their broad portfolio and commitment to customer support make them a trusted partner for engineers and designers worldwide.

Application

The MCP3428-E/SL is a multi-channel, low-noise, high-precision 18-bit analog-to-digital converter (ADC) commonly used in various applications. Its key areas include sensor data acquisition, where it can measure temperature, pressure, and humidity due to its high resolution and accuracy. It is also applied in industrial process control for monitoring and controlling machinery parameters. In medical instrumentation, it aids in acquiring precise biological signals. Additionally, environmental monitoring systems utilize this ADC for accurate data collection from various sensors. Its ability to operate efficiently in low-power modes makes it suitable for battery-powered and remote data logging applications.

Package

The MCP3428-E/SL is a 4-channel, low-noise, high-accuracy, delta-sigma analog-to-digital converter (ADC) with an I2C interface. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.

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