MAX7219EWG+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7219EWG+T

Manufacturer

Analog Devices

Introduction

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

Product Features and Performance

Drives up to 8 digits of 7-segment + DP LEDs

Integrated multiplex scan circuitry

Supports 4-wire serial interface

Individual LED segment control for each digit

Programmable brightness control

Product Advantages

Reduces printed circuit board complexity

Minimizes need for external components

Enables simple design with serially interfaced microcontrollers

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

Quality and Safety Features

Built-in over-temperature protection

Data loads are held during power-up

Compatibility

Compatible with common microcontrollers through serial interface

Application Areas

Digital panel displays

Instrumentation displays

Point-of-sale terminals

Bar graph displays

Product Lifecycle

Product status: Active

No current indication of discontinuation

Replacement and upgrade parts available from Analog Devices

Several Key Reasons to Choose This Product

High integration simplifies design

Supports up to 8 digits, reducing multiple chip requirements

Serial interface allows easy expansion

Adjustable brightness for varied lighting conditions

Wide operating temperature range suitable for various environments

Durable and long-lasting for industrial applications

Energy-efficient operation at low voltages