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丝印TC74VHCT04AFT TC74VHCT04AFN TC74VHCT04AFK TC74VHCT00AFT
贴片直插TC74VHCT08AFN，TC74VHCT04AFK，TC74VHCT04AFN，4
TC74VHCT04AF TC74VHCT04AFT TC74VHCT08AF TC74VHCT08AFN原
原装74VHCT04SJX HD74HC74FPEL TC74HC123AFN 74VHT04
