Product Model

MAX7219EWG+

Introduction

LED Display Driver for 7 Segment Displays

Brand and Manufacturer

Analog Devices

Features

Integrated multiplexing controller

Support for 8-digit 7-segment displays with decimal point

Drives up to 64 individual LEDs

Digital brightness control

No external resistors required for driver operation

Product Performance

High integration reduces component count

Digit and segment drivers on-chip

Programmable update rates

Technical Specifications

4-Wire Serial Interface

300mA maximum supply current

4V to 5.5V supply voltage range

40°C to 85°C operating temperature range

Dimensions, Shape, and Packaging

Surface Mount 24-SOIC package

Tube packaging

Dimensions for SOIC package: 0.295" width (7.50mm)

Quality and Reliability

Tested for industrial temperature ranges

High MTBF (Mean Time Between Failures)

Product Advantages

Simple interfacing with microcontrollers

Serial interface minimizes I/O pin usage

Easy to expand with multiple devices

Product Competitiveness

Cost-effective solution for LED display applications

Widely recognized and accepted in the industry

Compatibility

Compatible with multiplexed 7 segment LED displays

Can be cascaded for larger displays

Standard Certification and Compliance

Meets industrial standards for electronic components

RoHS compliant

Lifespan and Sustainability

Long operational life under recommended conditions

Designed for stable performance over product lifetime

Actual Application Fields

Digital clock and timer displays

Instrumentation and control panels

User interfaces for various electronic devices

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