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82C55A Datasheet

Part Number 82C55A
Manufacturers Intel Corporation
Logo Intel Corporation
Description CHMOS PROGRAMMABLE PERIPHERAL INTERFACE
Datasheet 82C55A Datasheet82C55A Datasheet (PDF)

82C55A CHMOS PROGRAMMABLE PERIPHERAL INTERFACE Y Compatible with all Intel and Most Other Microprocessors High Speed ‘‘Zero Wait State’’ Operation with 8 MHz 8086 88 and 80186 188 24 Programmable I O Pins Low Power CHMOS Completely TTL Compatible Y Y Y Control Word Read-Back Capability Direct Bit Set Reset Capability 2 5 mA DC Drive Capability on all I O Port Outputs Available in 40-Pin DIP and 44-Pin PLCC Available in EXPRESS Standard Temperature Range Extended Temperature Range Y Y Y Y Y .

  82C55A   82C55A






Part Number 82C55A
Manufacturers Harris Corporation
Logo Harris Corporation
Description CMOS Programmable Peripheral Interface
Datasheet 82C55A Datasheet82C55A Datasheet (PDF)

Semiconductor 82C55A CMOS Programmable Peripheral Interface Description The Harris 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. There are 24 I/O pins which may be individually programmed in 2 groups of 12 and used in 3 major modes of operation. The high performance and industry stan.

  82C55A   82C55A







Part Number 82C55A
Manufacturers Intersil Corporation
Logo Intersil Corporation
Description CMOS Programmable Peripheral Interface
Datasheet 82C55A Datasheet82C55A Datasheet (PDF)

DATASHEET 82C55A CMOS Programmable Peripheral Interface The 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. There are 24 I/O pins which may be individually programmed in 2 groups of 12 and used in 3 major modes of operation. The high performance and industry standard configuration of t.

  82C55A   82C55A







CHMOS PROGRAMMABLE PERIPHERAL INTERFACE

82C55A CHMOS PROGRAMMABLE PERIPHERAL INTERFACE Y Compatible with all Intel and Most Other Microprocessors High Speed ‘‘Zero Wait State’’ Operation with 8 MHz 8086 88 and 80186 188 24 Programmable I O Pins Low Power CHMOS Completely TTL Compatible Y Y Y Control Word Read-Back Capability Direct Bit Set Reset Capability 2 5 mA DC Drive Capability on all I O Port Outputs Available in 40-Pin DIP and 44-Pin PLCC Available in EXPRESS Standard Temperature Range Extended Temperature Range Y Y Y Y Y Y The Intel 82C55A is a high-performance CHMOS version of the industry standard 8255A general purpose programmable I O device which is designed for use with all Intel and most other microprocessors It provides 24 I O pins which may be individually programmed in 2 groups of 12 and used in 3 major modes of operation The 82C55A is pin compatible with the NMOS 8255A and 8255A-5 In MODE 0 each group of 12 I O pins may be programmed in sets of 4 and 8 to be inputs or outputs In MODE 1 each group may be programmed to have 8 lines of input or output 3 of the remaining 4 pins are used for handshaking and interrupt control signals MODE 2 is a strobed bi-directional bus configuration The 82C55A is fabricated on Intel’s advanced CHMOS III technology which provides low power consumption with performance equal to or greater than the equivalent NMOS product The 82C55A is available in 40-pin DIP and 44-pin plastic leaded chip carrier (PLCC) packages 231256 – 31 231256 – 1 Figure 1 82C55A Block Dia.


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