对比图
型号 CD54HC643F3A M74HC643B1R SN74HC643N
描述 Bus Transceiver, HC/UH Series, 1-Func, 8-Bit, True Output, CMOS, CDIP20八路总线收发器3 -STATE ： HC245非反相HC640反转， HC643反相/非反相 OCTAL BUS TRANSCEIVER 3-STATE: HC245 NON INVERTING HC640 INVERTING, HC643 INVERTING/NON INVERTING
数据手册 ---
制造商 Harris ST Microelectronics (意法半导体) TI (德州仪器)
分类
封装 DIP DIP -
封装 DIP DIP -
产品生命周期 Obsolete Unknown Unknown
RoHS标准 RoHS Compliant RoHS Compliant
含铅标准 Lead Free - -