【ON Semiconductor】MC14520BCP,计数器移位寄存器 3-18V Dual BCD Up
【ON Semiconductor】MC14520BCPG,IC COUNTER BINARY DUAL 16DIP
【ON Semiconductor】MC14520BDW,IC COUNTER DUAL BINARY 16-SOIC
【ON Semiconductor】MC14520BDWG,IC COUNTER DUAL BINARY 16-SOIC
【ON Semiconductor】MC14520BDWR2,IC COUNTER DUAL BINARY 16-SOIC
【ON Semiconductor】MC14520BDWR2G,IC COUNTER DUAL BINARY 16-SOIC
【ON Semiconductor】MC14520BFEL,计数器 IC 3-18V Dual BCD Up
【ON Semiconductor】MC14520BFELG,计数器 IC 3-18V Dual BCD Up
