8-Digit LED Microprocessor-Compatible Multiplexed Display Decoder Driver

The ICM7218 series of universal LED driver systems provide, in a single package, all the circuitry necessary to interface most common microprocessors or digital systems to an LED display. Included on chip are an 8-byte static display memory, two types of 7-segment decoders, multiplex scan circuitry, and high current digit and segment drivers for either common-cathode or common-anode displays.

Features

• Microprocessor Compatible

• Total Circuit Integration On Chip Includes:

- Digit and Segment Drivers

- All Multiplex Scan Circuitry

- 8-Byte Static Display Memory

- 7-Segment Hexadecimal and Code B Decoders

• Output Drive Suitable for LED Displays Directly

• Common Anode and Common Cathode Versions

• Single 5V Supply Required

• Data Retention to 2V Supply

• Shutdown Feature - Turns Off Display and Puts Chip Into Low Power Dissipation Mode

• Sequential and Random Access Versions

• Decimal Point Drive On Each Digit