MAX7219, MAX7221

Serially Interfaced, 8-Digit, LED Display Drivers

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Status Explanations for product status codes

Part Number Status
MAX7219 Active: In Production. See Ordering Information for details.
MAX7221 Active: In Production. See Ordering Information for details.

Data Sheet

Download this datasheet in PDF formatDownload Rev 4 (PDF, 456kB)
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Technical Documents

App Note 141  Data Multiplexer Adds Cursor To MAX7219 or MAX7221 LED 7 Segment Display Driver
App Note 876  Migrating from the MAX7219 and MAX7221 to the MAX6950 and MAX6951 LED Drivers
App Note 917  12-Bit Thermometer Using an 8-Bit µC and Assembler
App Note 1004  Multiplexing Shutdown Allows Text to be Displayed
App Note 1193  Electronic Displays Comparison
App Note 1196  Using the MAX7219/7221 to Drive Higher Voltage or Current
App Note 1879  Using Maxim SPI-compatible Display Drivers with other SPI Peripherals
Tutorial 1883  LEDs Are Still Popular (and Improving) after All These Years
App Note 2782  Using a PC to Experiment with the MAX7219 and MAX7221 LED Display Drivers
App Note 4505  One-Wire Network Controls Remote SPI Peripherals
App Note 4713  Eliminate Noise Through Proper Supply Bypass Filtering

Product Guides

Real-Time Clocks (PDF)

Reliability Reports

Reliability Report: MAX7219.pdf MAX7221.pdf
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Document Ref.: 19-4452 Rev 4; 2003-08-29
This page last modified: 2010-08-17