新HD74LS42FPEL HD74HCT244FP SAF-C517A-LM R

全新HD74HCT245RPVEL HD74HCT244TVELL HD74HCT244FP-EL

贴插HD74ACT244DW HD74HC10FPEL HD74HCT244FP HD74LVC373AT 8

议价装HD74HCT244 HD74HCT244FP HD74HCT244RPEL HD74HCT244TELL

新SN75107ANS-EL20 HD74HCT244FP-EL SN74AHC1G04DCKR R

HD74HCT244FP-E HD74HCT241FPEL HD74HCT240RPEL HD74HCT1G86CME

全新HD74HCT245FP HD74HCT244FP HD74HCT241FP HD74HCT240FP

贴片直插HD404222A60FP SN74HCT244DWR MIC4576-5.0bu 4

议价原原HD74HC08FP HD74HC175FP MM74HC244WM CD74HCT257