General Description

The MAX6953 is a compact cathode-row display driver that interfaces microprocessors to 5 ✕7 dot-matrix LED displays through an I2C™-compatible serial interface. The MAX6953 drives up to four digits (140 LEDs).

Features

♦400kbps 2-Wire Interface Compatible with I2C

♦2.7V to 5.5V Operation

♦Drives 4 Monocolor or 2 Bicolor Cathode-Row

5 ✕7 Matrix Displays

♦Built-In ASCII 104-Character Font

♦24 User-Definable Characters Available

♦Automatic Blinking Control for Each Segment

♦70µA Low-Power Shutdown (Data Retained)

♦16-Step Digital Brightness Control

♦Display Blanked on Power-Up

♦Slew-Rate-Limited Segment Drivers for Lower EMI

♦36-Pin SSOP and 40-Pin DIP Packages

♦Extended Temperature Range as Standard