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54LS114DMQB Folha de dados(PDF) 3 Page - National Semiconductor (TI) |
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54LS114DMQB Folha de dados(HTML) 3 Page - National Semiconductor (TI) |
3 / 6 page Electrical Characteristics (Continued) Over recommended operating free air temperature range (unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units (Note 1) IIL Low Level Input Current VCC e Max VI e 04V Jn Kn Inputs b 04 mA SD1 SD2 Inputs b 08 mA CD Input b 16 mA CP Input b 144 mA IOS Short Circuit VCC e Max b 20 b 100 mA Output Current (Note 2) ICC Supply Current VCC e Max VCP e 0V 80 mA Note 1 All typicals are at VCC e 5V TA e 25 C Note 2 Not more than one output should be shorted at a time and the duration should not exceed one second Switching Characteristics VCC ea50V TA ea25 C (See Section 1 for Test Waveforms and Output Load) Symbol Parameter RL e 2k CL e 15 pF Units Min Max fmax Maximum Count Frequency 30 MHz tPLH Propagation Delay 16 ns tPHL CP toQorQ 24 tPLH Propagation Delay 16 ns tPHL CD or SDntoQorQ 24 Truth Table Inputs Output tn tna1 JK Q LL Qn LH L HL H HH Qn Asynchronous Inputs LOW input to SD sets Q to HIGH level LOW input to CD sets Q to LOW level Clear and Set are independent of clock Simultaneous LOW on CD and SD makes both Q and Q HIGH H e HIGH Voltage Level L e LOW Voltage Level tn e Bit time before clock pulse tna1 e Bit time after clock pulse 3 |
Nº de peça semelhante - 54LS114DMQB |
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Descrição semelhante - 54LS114DMQB |
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