UPD550 Overview
4-81T SINGLE CHIP MICROPUTER NEe fLPD550 OESCR IPTION The f,lPD550 is a f,l-45 4-bit single chip microputer with high voltage outputs that can be pulled to - 35V for direct interfacing to vacuum fluorescent displays_ The f,lPD550 is manufactured with a standard PMOS process, allowing use of a single -10V power supply_ The f,lPD550 provides all of the hardware.