SN74HC164PWE4规格参数
相关型号
SN74HC164PWG4 SN74HC164PWR SN74HC164PWRE4 SN74HC164PWRG4 SN74HC164PWT SN74HC164PWTE4 SN74HC164PWTG4 SN74HC165AN SN74HC165ANSR SN74HC165APWR