MCP4921-E/SN - Microchip Technology

Manufacturer Part Number

MCP4921-E/SN

Manufacturer

Microchip Technology

Introduction

A single-channel 12-bit Digital-to-Analog Converter with SPI interface and external voltage reference.

Product Features and Performance

12-bit resolution

Single DAC channel

5µs typical settling time

Buffered voltage output

SPI data interface

External reference voltage

7V to 5.5V analog supply voltage

7V to 5.5V digital supply voltage

±4 LSB INL, ±0.25 LSB DNL

String DAC architecture

Operational temperature range from -40°C to 125°C

Product Advantages

High resolution for precise analog output

Fast settling time maximizes update rate

SPI interface compatible with a wide range of microcontrollers

Wide supply voltage range provides flexibility for powered designs

Buffered output able to drive capacitive loads directly

Extended temperature range suitable for industrial applications

Key Technical Parameters

12-bit resolution

Single D/A converter

5µs settling time

Voltage output type

SPI interface

External reference type

7V ~ 5.5V supply voltages

±4 LSB INL, ±0.25 LSB DNL

Quality and Safety Features

Meets industrial temperature specifications

Stringent INL/DNL specifications for high precision

Robust SOIC package for surface mount

Compatibility

Compatible with SPI protocol for digital interface

Flexible for use with different external voltage reference options

Application Areas

Industrial control systems

Automated test equipment

Data acquisition systems

Digital signal processing

Portable instrumentation

Medical devices

Product Lifecycle

Active

Long-term availability

No indication of nearing discontinuation

Upgrades or replacements typically available within Microchip's DAC product line

Several Key Reasons to Choose This Product

Precision DAC suitable for critical and accurate analog signal generation

Quick response time with low settling time enhances real-time system performance

Ease of integration with various microcontroller systems via SPI

Adaptable to various power requirements, supporting both 3.3V and 5V systems

Supports a broad range of temperatures making it ideal for harsh environments

Highly reliable performance provided by Microchip Technology, a trusted manufacturer in the semiconductor industry