M74HC266B1R   数据手册 ( 数据表 )

STMicroelectronics

QUAD EXCLUSIVE NOR GATE WITH OPEN DRAIN

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HC7266 QUAD EXCLUSIVE NOR GATE HC266 QUAD EXCLUSIVE NOR GATE WITH OPEN DRAIN

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DUAL 4-INPUT AND GATE

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TRIPLE 3-INPUT NOR GATE

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DUAL 4-INPUT NAND GATE

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HC240: INVERTED - HC241/244 NON INVERTED OCTAL BUS BUFFER WITH 3 STATE OUTPUTS

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OCTAL D TYPE FLIP FLOP WITH CLEAR

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HC258 QUAD 2 CHANNEL MULTIPLEXER (3-STATE, INVERTING) HC257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE)

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4-BIT BINARY FULL ADDER

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3 TO 8 LINE DECODER

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QUAD BUS TRANSCEIVER (3 - STATE)