MCP4821T-E/SN - Microchip Technology

Manufacturer Part Number

MCP4821T-E/SN

Manufacturer

Microchip Technology

Introduction

The MCP4821T-E/SN is a single-channel 12-bit Digital-to-Analog Converter (DAC) with an integrated voltage reference and SPI interface.

Product Features and Performance

12-bit resolution

Single DAC channel

5µs typical settling time

Buffered voltage output

SPI interface for data input

Internal precision voltage reference

±4 INL, ±0.25 DNL

Product Advantages

High accuracy and low nonlinearity

Simple digital interface

Internal reference reduces external components

Compact 8-SOIC package saves space

Wide operating temperature range suitable for industrial applications

Key Technical Parameters

Number of Bits: 12

Number of D/A Converters: 1

Settling Time: 4.5µs (Typ)

Output Type: Voltage - Buffered

Differential Output: No

Data Interface: SPI

Reference Type: Internal

Voltage - Supply, Analog: 2.7V to 5.5V

Voltage - Supply, Digital: 2.7V to 5.5V

INL/DNL (LSB): ±4, ±0.25

Operating Temperature: -40°C to +125°C

Quality and Safety Features

String DAC architecture for stable performance

Robust operating temperature range ensures reliability in varying environments

Compatibility

SPI communication protocol for versatility with many microcontrollers

Standard 8-SOIC package for compatibility with common PCB layouts

Application Areas

Industrial control systems

Data acquisition systems

Automotive systems

Portable instruments

Medical devices

Product Lifecycle

Active product status

Not currently nearing discontinuation

Replacements or upgrades should be available if necessary

Several Key Reasons to Choose This Product

Precision 12-bit resolution for accurate signal conversion

Integrated voltage reference simplifies design

Fast settling time for responsive performance

Internal calibration reduces system complexity

Versatile for different operating environments with wide temperature and voltage ranges

Reliable communication with common SPI interface

Microchip Technology’s strong support and longevity in the market