ICM7218集成電路（IC）的顯示驅(qū)動器規(guī)格書PDF中文資料

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