HD74ACT244FPTL HD74ACT244FPEL HD74ACT240TELL HD74ACT240RPEL

HD74ACT240FPEL HD74ACT164FPEL HD74ACT139FPEL HD74ACT138TELL

贴插ADDI9001BBCZRL-HD74ACT240FPEL-HD74HC160FP-TL-B

贴片直插HD64F7047FRK40，HD64F7058BP80V，HD74ACT240FPEL

贴片直插HD64F2326VF25V，HD74ACT240FPEL，HD74LS08RPEL-E

HD74ACT244FPEL HD74ACT240TELL HD74ACT240FPEL HD74ACT164F

HD74ACT138RP-EL HD74ACT138TELL HD74ACT139FPEL HD74ACT240原装

STK0050 74ACT138DR SOP3.9 P2000SCLRP HD74HC240FPEL原装