UPD8041A

NEe Microcomputers. Inc. NEe ~PD8041A ~PD8741A UNIVERSAL PROGRAMMABLE PERIPHERAL INTERFACE - 8-BIT MICROCOMPUTER DESC RIPTiON FEATURES The IlPD8041 A/8741 A is a programmable peripheral interface intended for use in a wide range of microprocessor systems. Functioning as a totally self-sufficient controller, the IlPD8041A/8741A contains an 8-bit CPU, 1K x 8 program memory, 64 x 8 data memory, I/O lines, counter/timer, and clock generator in a 40'pin DIP. The bus structure, data registers, and status register enable easy interface to 8048, 8080A or 8085A based systems. The IlPD8041 A's program memory is factory mask programmed, while the IlPD8741 A's program memory is UV EPROM to enable user flexibility. Fully Compatible with 8048, 8080A, 8085A and 8086 8us Structure 8·8it CPU with 1K x 8 ROM, 64 x 8 RAM, 8·Bit Timer/Counter, 18 I/O Lines 8-Bit Status and Two Data Registers for Asynchronous Slave·to-Master Interface Interchangeable EPROM and ROM Versions Interr...