DP8212

DP8212 DP8212M 8-Bit Input Output Port June 1988 DP8212 DP8212M 8-Bit Input Output Port General Description The DP8212 DP8212M is an 8-bit input output port contained in a standard 24-pin dual-in-line package The device which is fabricated using Schottky Bipolar technology is part of National Semiconductor’s 8080A support family The DP8212 DP8212M can be used to implement latches gated buffers or multiplexers Thus all of the major peripheral and input output functions of a microcomputer system can be implemented with this device The DP8212 DP8212M includes an 8-bit latch with TRI-STATE output buffers and device selection and control logic Also included is a service request flip-flop for the generation and control of interrupts to the microprocessor Features Y Y Y Y Y Y Y Y 8-Bit data latch and buffer Service request flip-flop for generation and control of interrupts 0 25 mA input load current TRI-STATE TTL output drive capability Outputs sink 15 mA Asynchronous latch clear 3 65V output for direct interface to INS8080A Reduces system package count by replacing buffers latches and multiplexers in microcomputer systems 8080A Microcomputer Family Block Diagram TL F 6824 – 1 TRI-STATE is a registered trademark of National Semiconductor Corp C1995 National Semiconductor Corporation TL F 6824 RRD-B30M105 Printed in U S A Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for ava...