N82C55AN - Integral

N82C55AN IN82C55AN

General The IN82C55AN is a programmable peripheral interface device designed for use in Intel microcomputer systems. Its function is that of a general purpose I/O component to interface peripheral equipment to the microcomputer system bus. The functional configuration of the IN82C55AN is programmed by the system software so that normally no external logic is.

Features

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• Compatible with all Intel and Most Other Microprocessors High Speed, «Zero Wait State» Operation with 8MHz 8086/88 and 80186/188 24 Programmable I/O Pins Low Power CHMOS Completely TTL Compatible Control Word Read-Back Capability Direct Bit Set/Reset Capability 2.5mA DC Drive Capability on all I/O Port Outputs Available in 40-Pin DIP Available in EXPRESS ƒ Standard Temperature Range ƒ Extended Temperature Range GROUP A CONTROL GROUP A PORT A (8) PA7-PA0 D7-D0 DATA BUS BUFFER 8 BIT INTERNAL DATA BUS GROUP A PORT C UPPER (4) GROUP B PORT C LOWER (4) PC7-PC4 PC3-PC0 R.