MAX7219EWG+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7219EWG+

Manufacturer

Analog Devices

Introduction

The MAX7219EWG+ is a compact, serial input/output common-cathode display driver designed for LED displays.

Product Features and Performance

Serial Interface for minimal pin usage

Drives up to 8 digits of 7-segment LEDs

Individual LED segment control for versatile display options

Programming and control through a 4-wire serial interface

Incorporates a scan-limit register for display flexibility

Integrated multiplex scan circuitry reduces system power and complexity

Built-in decode functionality for direct display of digits

Product Advantages

Reduced system power consumption

Minimizes the need for external components and circuit complexity

High integration for a compact PCB footprint

Wide operating voltage (4V ~ 5.5V) for various application needs

Supports a wide operating temperature range (-40°C ~ 85°C)

Key Technical Parameters

Display Type: LED

Configuration: 7 Segment + DP

Interface: 4-Wire Serial

Digits or Characters: 8 Digits

Current Supply: 330 mA

Voltage Supply: 4V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 24-SOIC

Quality and Safety Features

Built to meet high industry standards for performance and reliability

Lead (Pb)-free and RoHS compliant for environmental safety

Compatibility

Compatible with a broad range of microcontroller interfaces

Flexible interface for simple integration into existing designs

Application Areas

Digital signage and display panels

Industrial control status indicators

User interface panels for machinery and equipment

Consumer electronics displays

Product Lifecycle

This product is currently active and not near discontinuation

Analog Devices supports long product lifecycles, ensuring availability

Several Key Reasons to Choose This Product

High integration reduces complexity and cost in display applications

Wide operating temperature and voltage range enhance versatility in different environments

The serial interface simplifies connection to controlling microcontrollers

Comprehensive display features support a wide array of application requirements

Proven reliability and support from a leading semiconductor manufacturer, Analog Devices