PI74FCT543T/544T (25Ω Series) PI74FCT2543T PI74F.
PI74FCT543T - (PI74FCT543T / PI74FCT544T) Fast CMOS Latched Transceivers
PI74FCT2543T - (PI74FCT543T / PI74FCT544T) Fast CMOS Latched Transceivers
PI74FCT544T - (PI74FCT543T / PI74FCT544T) Fast CMOS Latched Transceivers