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8255A-5 from INT

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5.005ms

8255A-5

Manufacturer: INT

Programmable Peripheral Interface iAPX86 Family

Partnumber Manufacturer Quantity Availability
8255A-5,8255A5 INT 5704 In Stock

Description and Introduction

Programmable Peripheral Interface iAPX86 Family The part 8255A-5 is a Programmable Peripheral Interface (PPI) chip manufactured by Intel. It is designed to facilitate communication between a microprocessor and peripheral devices. Key specifications include:

- **Operating Voltage**: 5V
- **Package**: 40-pin DIP (Dual In-line Package)
- **Operating Temperature Range**: 0°C to 70°C
- **Data Bus Width**: 8-bit
- **Number of I/O Ports**: 3 (Port A, Port B, and Port C)
- **Port C**: Can be split into two 4-bit ports (Port C Upper and Port C Lower)
- **Modes of Operation**: 
  - Mode 0: Basic Input/Output
  - Mode 1: Strobed Input/Output
  - Mode 2: Bi-directional Bus
- **Control Register**: Used to configure the operation modes and port directions
- **Compatibility**: Compatible with various microprocessors, including the Intel 8085 and 8086 families

The 8255A-5 is widely used in applications requiring interfacing between a microprocessor and external devices, such as keyboards, displays, and other peripherals.

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