TMP47C410A High Speed And High Performance 4-bit Single Chip Microcontroller,Integrating ROM, RAM,High Breakdown Voltage Output With VFT Direct Drive Capabiliy,Input/Output Ports And Timer/Counters On A Chip(高速、高性能的4位单片微控制器(芯片集成了4096 x 8位ROM,256 x 4位RAM、I/O接口、定时器/计数器 ))