MAX7221CWG+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7221CWG+T

Manufacturer

Analog Devices

Introduction

Integrated circuit for LED display management

Product Features and Performance

Drives up to 8 digits of 7-Segment LED displays

Serial interface control for reduced pin usage

Individual LED segment control for versatility

Built-in BCD code-B decoders

Digital brightness control

No external resistors required for current setting

Low-power shutdown mode to conserve energy

Digital and analog brightness control for variable display intensity

Product Advantages

Reduces system complexity with fewer external components

Saves power with efficient operation

Ease of design with integrated features

Enhanced display readability through brightness control

Reliable operation with built-in fault detection

Key Technical Parameters

Supply Voltage: 4V to 5.5V

Supply Current: 330 mA

Operating Temperature Range: 0°C to 70°C

Interface: 4-Wire Serial

Display Type Support: 7 Segment plus decimal point

Package Type: 24-SOIC

Mounting Type: Surface Mount

Quality and Safety Features

Over-temperature protection

Noise-immune inputs

Robust ESD protection

Compatibility

Compatible with multiple MCU/MPU interfaces

Interfacing with SPI protocols

Application Areas

Consumer electronics

Industrial displays

Digital clocks and timers

Instrument panels

Product Lifecycle

Status: Active

No indication of nearing discontinuation

Replacements or upgrades information not provided

Several Key Reasons to Choose This Product

High integration for compact designs

Flexible brightness and display control

Energy-efficient for battery-powered devices

Easy interfacing with digital systems

Suitable for wide range of operating conditions

Supports common 4-wire serial interfaces