【NXP Semiconductors】74HCT138PW,编码器、解码器、复用器和解复用器 3-TO-8 DECODER DEMULTIPLEXER
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【NXP Semiconductors】74HCT138PW-T,编码器、解码器、复用器和解复用器 3-TO-8 DECODER DEMULTIPLEXER
【NXP Semiconductors】74HCT139D,编码器、解码器、复用器和解复用器 DUAL 2-4 DCOD/DMUX
