M37224M3-XXXSP

MITSUBISHI MICROCOMPUTERS M37224M3-XXXSP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER DESCRIPTION The M37224M3-XXXSP is a single-chip microcomputer designed with CMOS silicon gate technology. They are housed in a 42-pin shrink plastic molded DIP. In addition to their simple instruction sets, the ROM, RAM and I/O addresses are placed on the same memory map to enable easy programming. The M37224M3-XXXSP has a PWM output function and a OSD display function, so it is useful for a channel selection system for TV. FEATURES Number of basic instructions ..................................................... 71 Memory size ROM ....................................................... 12 K bytes RAM .......................................................... 256 bytes ROM for display ........................................ 8 K bytes RAM for display .......................................... 96 bytes Minimum instruction execution time ....