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HD74HC86TEL HD74HC74TEL HD74HC7266P HD74HC688FP HD74HC643FP
全新HD74HC86FP-EL HD74HC74RP-EL HD74HC688FPEL HD74HC640FPTL
原装SN74LVTH244ANSR 74F157ASJX HD74HC688FP UPD74HC175GS-T2
贴插HD74AC86FPEL HD74HC14TELL HD74HC30RPEL HD74HCT688FP 8
全新HD74HC74RP HD74HC74FP HD74HC688P HD74HC684P HD74HC682P
贴片直插HD64F38024H,HD74HC153AP,HD74HC174FP,HD74HCT688P