【Texas Instruments】SN74HCT74PWTG4,IC FLIP FLOP D-TYPE DUAL 14TSSOP
SN74HCU04AN,IC INVERTER 6CH 1-INP 14DIP
【Texas Instruments】SN74HCU04ANSR,IC INVERTER HEX 14SO
【Texas Instruments】SN74HCU04ANSRE4,IC INVERTER HEX 14SO
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