Description
The CDP1872C, CDP1874C and CDP1875C devices are high-speed 8-bit parallel input and output ports designed for use in the CDP1800 microprocessor system and for general use in other microprocessor systems. The CDP1872C and CDP1874C are 8-bit input ports; the CDP1875C is an 8-bit output port.

FEATUREs
• Parallel 8-Bit Input/Output Register with Buffered Outputs
• High-Speed Data-In to Data-Out 85ns (Max) at VDD = 5V
• Flexible Applications In Microprocessor Systems as Buffers and Latches
• High Order Address-Latch Capability in CDP1800- Series Microprocessor Systems
• Output Sink Current = 5mA (Min) at VDD = 5V
• Three-State Output - CDP1872C and CDP1874C