Maxim Integrated MAX6953EAX

Description
The MAX6953 is a compact cathode-row display driver that interfaces microprocessors to 5 x 7 dot-matrix LED displays through an I²C-compatible serial interface. It drives up to four digits (140 LEDs) and includes an ASCII 104-character font, multiplex scan circuitry, column and row drivers, and static RAM that stores each digit and font data for 24 user-definable characters. The segment current for the LEDs is set by an internal digit-by-digit digital brightness control.

Features
400kbps 2-Wire Interface Compatible with I²C
2.7V to 5.5V Operation
Drives 4 Monocolor or 2 Bicolor Cathode-Row 5x7 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

Applications
Message Boards
Medical Equipment
Industrial Displays
Audio/Video Equipment
Gaming Machines