MCP4821-E/MS - Microchip Technology

Manufacturer Part Number

MCP4821-E/MS

Manufacturer

Microchip Technology

Introduction

MCP4821-E/MS is a high precision 12-bit Digital to Analog Converter (DAC) featuring integrated EEPROM and an internal voltage reference.

Product Features and Performance

12-bit resolution

Single DAC channel

Fast settling time of 4.5µs typical

Buffered voltage output

SPI data interface for communication

Integrated internal reference for improved accuracy

String DAC architecture for excellent performance

Product Advantages

Precise digital control of output with a 12-bit resolution

Compatible with SPI protocol for easy integration into digital systems

Internal voltage reference reduces external components and simplifies design

Suitable for a wide range of supply voltages from 2.7V to 5.5V

Extended operating temperature range from -40°C to 125°C ensures reliability in various environments

Key Technical Parameters

Number of Bits: 12

Number of D/A Converters: 1

Settling Time: 4.5µs (Typ)

Output Type: Voltage - Buffered

Data Interface: SPI

Reference Type: Internal

Voltage - Supply, Analog: 2.7V ~ 5.5V

Voltage - Supply, Digital: 2.7V ~ 5.5V

INL/DNL (LSB): ±4, ±0.25

Quality and Safety Features

Operates within industrial temperature ranges

Offers stable performance across varying supply voltages

Precision engineering for low Integral Non-Linearity (INL) and Differential Non-Linearity (DNL)

Compatibility

SPI communication interface

Surface mount, suitable for assembly on a variety of PCBs

Application Areas

Industrial control systems

Medical instrumentation

Data acquisition systems

Digital adjustable voltage regulators

Audio applications

Product Lifecycle

Product Status: Active

Not nearing discontinuation

Availability of replacements or upgrades as per Microchip's product support

Several Key Reasons to Choose This Product

High-resolution output for precise control

Integrated features for minimal external component needs

Efficient communication via widely-used SPI protocol

Robust performance across temperature and voltage ranges

Versatility for various applications in different industries

Supported by Microchip's commitment to product longevity and support