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MCP4822T-E/SN

Name: MCP4822T-E/SN
Rating: 4.7 (12 reviews)

IC DAC 12BIT V-OUT 8SOIC

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Mfr。パート #MCP4822T-E/SN
パッケージ SOIC-8
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
NumberofBits	12
NumberofD/AConverters	2
SettlingTime	4.5µs (Typ)
OutputType	Voltage - Buffered
DifferentialOutput	No
DataInterface	SPI
ReferenceType	Internal
Voltage-SupplyAnalog	2.7V ~ 5.5V
Voltage-SupplyDigital	2.7V ~ 5.5V
INL/DNL(LSB)	±4, ±0.25
Architecture	String DAC
OperatingTemperature	-40°C ~ 125°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage	8-SOIC

概要

Description

The MCP4822T-E/SN is a dual-channel, 12-bit digital-to-analog converter (DAC) from Microchip Technology. It utilizes the SPI (Serial Peripheral Interface) communication protocol, allowing for easy integration with microcontrollers and digital systems. Each channel provides a voltage output that can range from 0V to the reference voltage (typically 2.5V to 5V), with a resolution of 4096 discrete levels.
The MCP4822 features an internal voltage reference, and it can be configured to operate in either single-ended or differential output modes. It also includes a programmable gain amplifier, enabling users to adjust the output gain to meet specific application requirements.
Common applications include audio processing, signal generation, and control systems where precise voltage outputs are needed. The device is available in a compact 16-lead TSSOP package, making it suitable for space-constrained designs. Its low power consumption and ease of use make the MCP4822T-E/SN a popular choice for embedded applications.

Features

The MCP4822T-E/SN is a dual-channel, 12-bit Digital-to-Analog Converter (DAC) from Microchip Technology. Key features include:
1. Dual Channel: Two DACs in one package, allowing for simultaneous output.
2. 12-Bit Resolution: Provides a high level of precision in analog signal generation.
3. Low Power: Operates at low supply currents, making it suitable for battery-powered applications.
4. SPI Interface: Supports a Serial Peripheral Interface (SPI) for easy communication with microcontrollers.
5. Buffered Output: Each channel has a voltage output buffer, enabling better drive capability and reducing load on the DAC.
6. Power Supply Range: Operates over a wide supply voltage range (2.7V to 5.5V).
7. Internal Reference: Integrated reference voltage options simplify design and reduce external component count.
8. Fast Settling Time: Quick response time for real-time applications.
These features make the MCP4822T-E/SN ideal for applications like audio signal processing, waveform generation, and programmable gain control.

Package

The MCP4822T-E/SN is available in a 14-pin TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The MCP4822T-E/SN is a dual 12-bit digital-to-analog converter (DAC) from Microchip Technology. It features a 16-pin TSSOP package.
Pin Count: 16 pins
Functions of Key Pins:
1. VDD (Pin 1): Power supply voltage.
2. VOUTA (Pin 2): Output of DAC A.
3. VOUTB (Pin 3): Output of DAC B.
4. SCK (Pin 5): Serial clock input for SPI communication.
5. SDI (Pin 6): Serial data input for data transfer.
6. CS (Pin 4): Chip select input to enable the device.
7. LDAC (Pin 7): Load DAC input to update the output.
8. VREF (Pin 8): Reference voltage input for the output range.
9. GND (Pin 16): Ground connection.
The MCP4822 provides a simple interface for converting digital data to analog signals, making it suitable for various applications in signal generation and control systems.

Manufacturer

The MCP4822T-E/SN is manufactured by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors. Founded in 1989, Microchip specializes in embedded control solutions, offering a wide range of products including microcontrollers, digital signal controllers, and analog components. The company serves various industries such as automotive, industrial, consumer electronics, and communications, providing innovative solutions for low-power and high-performance applications. Microchip is known for its commitment to quality and customer support, making it a key player in the semiconductor market.

Application

The MCP4822T-E/SN is a dual-channel digital-to-analog converter (DAC) commonly used in applications such as audio signal generation, sensor signal conditioning, waveform generation, and process control. It is suitable for embedded systems, portable devices, and industrial automation where precision voltage output is required. Additionally, it can be utilized in programmable gain amplifiers and robotics for controlling motors or other analog devices.

Equivalent

The MCP4822T-E/SN is a dual 12-bit DAC with an I2C interface. Equivalent products include:
1. MCP4822 (similar features).
2. MCP4725 (single channel, I2C).
3. AD5668 (Quad 16-bit, SPI).
4. DAC7578 (Quad 16-bit, I2C).
5. MAX5216 (Dual 16-bit, SPI).
Ensure compatibility with your specific application requirements.