SN74AHC2G34H SN74AHC2G34HDCT SN74AHC2G34HDCT3 SN74AHC2G34HDCTR SN74AHC2G34HDCTR TEL:88834448 SN74AHC2G34HDCU SN74AHC2G34HDCUR SN74AHC2G34HDCUR-1/SN32469DCUR SN74AHC2G34T-X SN74AHC2G34U-X