IS82C55A Overview
Key Specifications
Package: PLCC
Mount Type: Surface Mount
Pins: 44
Operating Voltage: 5 V
Description
The Intersil 82C55A is a high performance CMOS version of the industry standard 8255A and is manufactured using a self-aligned silicon gate CMOS process (Scaled SAJI IV). It is a general purpose programmable I/O device which may be used with many different microprocessors.
Key Features
- Pin Compatible with NMOS 8255A
- 24 Programmable I/O Pins
- Fully TTL Compatible
- High Speed, No “Wait State” Operation with 5MHz and 8MHz 80C86 and 80C88
- Direct Bit Set/Reset Capability
- Enhanced Control Word Read Capability
- 2.5mA Drive Capability on All I/O Ports
- Low Standby Power (ICCSB) . . . . . . . . . . . . . . . . .10µA
