Product Summary

The M82C55A-5 is a programmable universal I/O interface device which operates as high speed and on low power consumption due to 3m silicon gate CMOS technology. The M82C55A-5 is the best fit as an I/O port in a system which employs the 8-bit parallel processing MSM80C85AH CPU. The M82C55A-5 has 24-bit I/O pins equivalent to three 8-bit I/O ports and all inputs/outputs are TTL interface compatible.

Parametrics

M82C55A-5 absolute maximum ratings: (1)Supply Voltage:-0.5V to +7V; (2)Input Voltage:-0.5V to VCC+0.5V; (3)Output Voltage:-0.5V to VCC+0.5V; (4)Storage Temperature:-55 to +150℃; (5)Power Dissipation:1.0W.

Features

M82C55A-5 features: (1)High speed and low power consumption due to 3m silicon gate CMOS technology; (2)3 V to 6 V single power supply; (3)Full static operation; (4)Programmable 24-bit I/O ports; (5)Bidirectional bus operation (Port A); (6)Bit set/reset function (Port C); (7)TTL compatible; (8)Compatible with 8255A-5.

Diagrams

M82C55A-5 block diagram

M82C288
M82C288

Other


Data Sheet

Negotiable 
M82C53-2
M82C53-2

Other


Data Sheet

Negotiable