圖片僅供參考

MCP3221A5T-E/OT

Name: MCP3221A5T-E/OT
Rating: 4.7 (12 reviews)

IC ADC 12BIT SAR SOT23-5

製造商
製造商。部分 #MCP3221A5T-E/OT
包 SC-74A,SOT-753
資料表 MCP3221A5T-E/OT DataSheet
有現貨的7767

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
NumberofBits	12
SamplingRate(PerSecond)	22.3k
NumberofInputs	1
InputType	Single Ended
DataInterface	I²C
Configuration	S/H-ADC
Ratio-S/H:ADC	1:1
NumberofA/DConverters	1
Architecture	SAR
ReferenceType	Supply
Voltage-SupplyAnalog	2.7V ~ 5.5V
Voltage-SupplyDigital	2.7V ~ 5.5V
OperatingTemperature	-40°C ~ 125°C
Package/Case	SC-74A, SOT-753
SupplierDevicePackage	SOT-23-5

概述

Description

The MCP3221A5T-E/OT is a 12-bit Analog-to-Digital Converter (ADC) from Microchip Technology. It features a single-channel input and communicates via I2C interface, making it suitable for various applications, including sensor interfacing and data acquisition systems. With a voltage reference range of 0 to VDD, it allows for flexible input signal conditioning.
This ADC operates with a supply voltage of 2.7V to 5.5V and supports low-power operation, making it ideal for battery-operated devices. It has programmable gain and can handle input voltages up to VDD, which is advantageous for amplifying weak signals.
The MCP3221A5T-E/OT is available in a small package, facilitating integration into space-constrained designs. It is commonly used in industrial, automotive, and consumer applications where accurate analog signal conversion is required.

Features

The MCP3221A5T-E/OT is a 12-bit analog-to-digital converter (ADC) designed for low-power, high-accuracy applications. Key features include:
1. Resolution: 12-bit conversion with up to 4 channels.
2. Communication: Serial interface using I2C protocol for easy integration.
3. Supply Voltage: Operates with a wide supply range of 2.7V to 5.5V.
4. Low Power Consumption: Consumes only 300 µA during operation and less than 1 µA in sleep mode.
5. Internal Reference: Provides an internal voltage reference for improved accuracy.
6. Programmable Gain Amplifier (PGA): Offers selectable gain settings to enhance input signal processing.
7. Temperature Range: Operating temperature range of -40°C to +125°C, suitable for industrial applications.
8. Package: Available in a small 5-lead SOT-23 package, facilitating compact designs.
These features make the MCP3221A5T-E/OT ideal for various applications, including sensor interfacing, battery management, and portable devices.

Package

The MCP3221A5T-E/OT is packaged in a 5-lead SOT-23 package. This compact surface-mount package is designed for easy integration into electronic circuits while providing efficient performance for its applications.

Pinout

The MCP3221A5T-E/OT is a 12-bit Analog-to-Digital Converter (ADC) with a total of 8 pins.
Pin Count and Functions:
1. VDD (Pin 1): Power supply pin.
2. VREF (Pin 2): Reference voltage input.
3. AIN (Pin 3): Analog input channel.
4. SCK (Pin 4): Serial clock input for SPI communication.
5. SDI (Pin 5): Serial data input for SPI communication.
6. SDO (Pin 6): Serial data output for SPI communication.
7. CS (Pin 7): Chip select input for enabling the device.
8. AGND (Pin 8): Analog ground reference.
The MCP3221A5T-E/OT operates via SPI, allowing for efficient data transfer to microcontrollers, making it suitable for various applications requiring analog signal digitization.

Manufacturer

The MCP3221A5T-E/OT is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in microcontrollers, analog semiconductors, and memory products. Founded in 1989 and headquartered in Chandler, Arizona, Microchip serves various markets, including automotive, industrial, consumer, and communications. The company is known for its development of innovative solutions for embedded systems and offers a wide range of products that enable applications in various sectors. Microchip is recognized for its commitment to quality and customer support, making it a trusted supplier in the electronics industry.

Application

The MCP3221A5T-E/OT is a 12-bit analog-to-digital converter (ADC) that is commonly used in applications such as battery monitoring, industrial control systems, sensor interfacing (temperature, pressure, etc.), medical devices, and data acquisition systems. Its I2C interface and low power consumption make it suitable for portable and embedded systems.

Equivalent

The MCP3221A5T-E/OT is a 12-bit ADC with I2C interface. Equivalent products include:
1. MCP3421 - 12-bit, I2C, built-in reference.
2. ADS1115 - 16-bit, I2C, programmable gain amplifier.
3. LTC2440 - 24-bit, I2C, low noise.
4. INA226 - Current/voltage monitor with I2C.
Ensure compatibility with your specific application needs.