SN74AHC04PWP SN74AHC04PWR SN74AHC04PWR HA04 SN74AHC04PWR IC SN74AHC04PWR 器件和集成电路专用设备 SN74AHC04PWR(HA04) SN74AHC04PWRE4 SN74AHC04PWRG4 SN74AHC04PWRG4-M SN74AHC04PWR-M