General Description

This device is an 8-bit high performance peripheral in terface IC, designed for multiple I/O products and multimedia applications. It supports interface to a low speed PC with multimedia keyboard or wireless keyboard in Windows 95, Windows 98 or Windows 2000 environ ment. A HALT feature is included to reduce power consumption.

The mask version HT82K68A-L is fully pin and functionally compatible with the OTP version HT82K68E-L device.

Features

Operating voltage: 1.8V~5.5V

34 bidirectional I/O line and 3 CMOS output

One 8-bit programmable timer counter with overflow interrupts

Crystal or RC oscillator

Watchdog Timer

3K16 program EPROM

1608 data RAM

One external interrupt pin (shared with PC2)

2.0V LVR by option (default disable)