MC146823 Overview
® MOTOROLA MC146823 Advance Information CMOS PARALLEL INTERFACE CMOS IHIGH-DENSITY HIGH-PERFORMANCE SILICON-GATE) PARALLEL INTERFACE The MC146823 CMOS parallel interface (CPI) provides a universal means of interfacing external signals with the MC146805E2 CMOS microprocessor and other multiplexed bus microprocessors. The unique MOTEL circuit on-chip allows direct interfacing to most industry CMOS microprocessors, as...
MC146823 Key Features
- 24 Individually Programmed 1/0 Pins
- MOTEL Circuit for Bus patibility with Many Microprocessors
- Multiplexed Bus patibility with: MC146805E2, MC6801, MC6803, and petitive Microprocessors
- Data Direction Registers for Ports A, B, and C
- 15 Registers Addressed as Memory Locations
- Handshake Control Logic for Input and Output Peripheral Operation
- Interrupt Output Pin
- Reset Input to Clear Interrupts and Initialize Internal Registers
- 3.0 Volt to 5.5 Volt Operating VDD
- P Suffix Ceramic ISide Brazed)