8212 8-Bit Input/Output Port with 3-State Output Buffers DIP-24
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8212 8-Bit Input/Output Port with 3-State Output Buffers DIP-24, 8212 8-Bit Input/Output Port DIP-24 The 8212 I/O port consists of an 8-bit latch with 3-state output buffers along with control and device selection logic. Also included is a service request flip-flop for the generation and control of interrupts to the microprocessor. Features Fully parallel 8-bit data register and buffer Service request flip-flop interrupt generation Low input load current - 0.25 mA max. Three state outputs Outputs sink 15 mA 3.65V output high voltage for direct interface to 8008, 8080A or 8085A CPU Asynchronous register clear Replaces buffers, latches and multiplexers in microcomputer systems Reduces system package count