MCP4922T-E/ST - Microchip Technology

Manufacturer Part Number

MCP4922T-E/ST

Manufacturer

Microchip Technology

Introduction

The MCP4922T-E/ST is a dual 12-bit Digital to Analog Converter (DAC) offering high-performance digital conversion with external voltage reference option, manufactured by Microchip Technology, designed for applications requiring precise analog output.

Product Features and Performance

Dual 12-bit resolution for accurate conversion

5µs typical settling time for fast output response

Buffered voltage output for direct drive capability

SPI interface compatibility for easy digital control

External voltage reference option allowing variable output ranges

Operates with a supply voltage ranging from 2.7V to 5.5V

String DAC architecture for reliable performance

Supports a wide operating temperature range from -40°C to 125°C

Product Advantages

Dual channel output increases system design flexibility

Fast settling time enables rapid system response

Low INL/DNL errors ensure high accuracy in conversion

Wide supply voltage range supports use in various power environments

High temperature operation for use in industrial conditions

Key Technical Parameters

Number of Bits: 12

Number of D/A Converters: 2

Settling Time: 4.5µs (Typ)

Output Type: Voltage Buffered

Data Interface: SPI

Reference Type: External

Voltage Supply, Analog: 2.7V ~ 5.5V

Voltage Supply, Digital: 2.7V ~ 5.5V

INL/DNL (LSB): ±4, ±0.25

Operating Temperature: -40°C ~ 125°C

Package / Case: 14-TSSOP

Quality and Safety Features

Manufactured by Microchip Technology, known for high-reliability components

String DAC architecture ensures stable performance

Compatibility

SPI interface for simple integration with most microcontrollers

Suitable for systems requiring 2.7V to 5.5V operation

Application Areas

Industrial control systems

Data acquisition systems

Communication systems

Audio applications

Portable devices

Product Lifecycle

Status: Active

Not reported as nearing discontinuation

Generally, Microchip provides long-term availability and support

Several Key Reasons to Choose This Product

Dual DAC channels offer design versatility

Rapid settling time enables quick system response and higher throughput

High level of accuracy with low INL/DNL

Broad compatibility with MCU/MPU systems through SPI

Suitable for a wide range of applications due to its temperature range and power supply flexibility

Supported by Microchip's reputation for quality and long-term availability