EM83702 - ELAN Microelectronics Corp

EM83702 ALL IN ONE MOUSE CONTROLLER

The EM83702 Mouse Controller is specially designed to control mouse device. This single chip can interface three key-switches and four photo-couple direct to RS-232C. The EM83702 does not need any external power supply,so the mouse can go without a power line. It is versatile with both microsoft and mouse system. Debouncing circuit were provided to prevent f.

Features

•
•
•
•
•
•
•
•
•
•
•
•
• Built-in two zener diode between VDD and VSS, RTS and VDD. Buit-in noise immunity circuit. CMOS DIP 16 pins package & SOP 16 pins package. Low power dissipation. Use 32.768 kHz crystal or 3.58MHz resonator. Oscillator circuits on-chip. Serial output in 1200 baud rate. Can be powered directly from RS-232C. Can drive directly to RS-232C. Three key-switches and four photo-couples inputs. Both key-in and key-release debounce interval 13 ms. Through three key-switches input, EM83702 can exert seven different output. The sampling rate of motion detector is 65 KHz. APPLICAT.