TC74HC251AP, TC74HC251AF TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
◆The TC74HC251A is a high speed CMOS 8-CHANNEL MULTIPLEXER fabricated with silicon gate C2MOS technology.
◆It achieves the high speed operation similar to equivalent LSTTL while maintaining the CMOS low power dissipation.
◆One of eight date input signals (D0-D7) is selected by decoding of the address input (A, B, C). The selected data appears on two outputs; non-inverting (Y) and inverting (W). When the strobe input is held high, both outputs are in the high-impedance state.
◆All inputs are equipped with protection circuits against static discharge or transient excess voltage.
◆Features
■High speed: tpd = 15 ns (typ.) at VCC = 5 V
■Low power dissipation: ICC = 4 μA (max) at Ta = 25°C
■High noise immunity: VNIH = VNIL = 28% VCC (min)
■Output drive capability: 10 LSTTL loads
■Symmetrical output impedance: |IOH| = IOL = 4 mA (min)
■Balanced propagation delays: tpLH≃tpHL
■Wide operating voltage range: VCC (opr) = 2 to 6 V
■Pin and function compatible with 74LS251
Silicon Monolithic CMOS Digital Integrated Circuit 、 8-Channel Multiplexer 、 high speed CMOS 8-CHANNEL MULTIPLEXER |
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Datasheet |
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Please see the document for details |
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DIP16-P-300-2.54A;SOP16-P-300-1.27A |
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English Chinese Chinese and English Japanese |
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2014-03-01 |
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374 KB |
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