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DM74LS466N 数据表(PDF) 4 Page - National Semiconductor (TI) |
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DM74LS466N 数据表(HTML) 4 Page - National Semiconductor (TI) |
4 / 6 page ’LS466 and ’LS468 Switching Characteristics for test waveforms and output load VCC e 5V TA e 25 C RL e 667X Symbol Parameter CL e 50 pF CL e 150 pF Units Min Max Min Max tPLH Propagation Delay Time 10 16 ns Low to High Level Output tPHL Propagation Delay Time 17 30 ns High to Low Level Output tPZH Output Enable Time 15 30 ns to High Level Output tPZL Output Enable Time 35 45 ns to Low Level Output tPHZ Output Disable Time 20 ns from High Level Output (Note 1) tPLZ Output Disable Time 27 ns from Low Level Output (Note 1) Note 1 CL e 5 pF Function Tables LS465 (LS95A) Inputs Output G1G2A Y H X X Hi-Z X H X Hi-Z LL H H LL L L LS467 (LS97A) Inputs Output G A Y H X Hi-Z LH H LL L H e High Logic Level L e Low Logic Level X e Either High or Low Logic Level Hi-Z e High Impedance (Off) State LS466 (LS96A) Inputs Output G1G2A Y H X X Hi-Z X H X Hi-Z LL H L LL L H LS468 (LS98A) Inputs Output G A Y H X Hi-Z LH L LL H 4 |
类似零件编号 - DM74LS466N |
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类似说明 - DM74LS466N |
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