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器件名 功能描述 生产厂商 查看
7420 Dual 4-Input NAND Gate FAIRCHILD
7421 DUAL 4-INPUT POSITIVE AND GATE ETC
7421DC DUAL 4-INPUT POSITIVE AND GATE ETC
7421FC DUAL 4-INPUT POSITIVE AND GATE ETC
7421PC DUAL 4-INPUT POSITIVE AND GATE ETC
74221 Dual Non-Retriggerable Monostable Multivibrator FAIRCHILD
74221 High Speed CMOS Logic Dual Monostable Multivibrator with Reset TI
74221 Dual Monostable Multivibrators (with Schmitt Trigger Input) HITACHI
74221 Dual non-retriggerable monostable multivibrator with reset PHILIPS
74240 Octal 3-STATE Buffer/Line Driver/Line Receiver FAIRCHILD
74244 Octal 3-STATE Buffer/Line Driver/Line Receiver FAIRCHILD
74245 3-STATE Octal Bus Transceiver FAIRCHILD
74247 BCD-TO-SEVEN-SEGMENT DECODERS/DRIVERS TI
7425 Dual 4-Input NOR Gate (with Strobe) NSC
74260 Dual 5-Input NOR Gate NSC
74260 DUAL 5-INPUT NOR GATE MOTOROLA
74260 LOW POWER SCHOTTKY ONSEMI
74268 74268 ETC
7427 TRIPLE 3-INPUT NOR GATE ETC
74273 8-Bit Register with Clear NSC
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