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全新SN74F163ANS SN74F163ADR SN74F163ADB SN74F161ANS SN74F161
全新SN74F161ADR SN74F161ADB SN74F158ASJ SN74F158ANS SN74F157
贴片直插SN74F161ADB SN74F151BDR SN74ALS08DR SN74F02DRG4 5
贴片直插SN74HC04PWR SN74F161ADB SMV1413-001 SN54F08DMQB 5
新SN74HC125ADB SN74HC05ADBR SN74F161ADBR R