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54LS174LMQB Folha de dados(PDF) 4 Page - Texas Instruments |
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54LS174LMQB Folha de dados(HTML) 4 Page - Texas Instruments |
4 / 10 page ’LS174 Switching Characteristics at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load) From (Input) RL e 2kX Symbol Parameter To (Output) CL e 15 pF CL e 50 pF Units Min Max Min Max fMAX Maximum Clock Frequency 30 25 MHz tPLH Propagation Delay Time Clock to 30 32 ns Low to High Level Output Output tPHL Propagation Delay Time Clock to 30 36 ns High to Low Level Output Output tPHL Propagation Delay Time Clear to 35 42 ns High to Low Level Output Output Recommended Operating Conditions Symbol Parameter DM54LS175 DM74LS175 Units Min Nom Max Min Nom Max VCC Supply Voltage 45 5 55 475 5 525 V VIH High Level Input Voltage 2 2 V VIL Low Level Input Voltage 07 08 V IOH High Level Output Current b 04 b 04 mA IOL Low Level Output Current 4 8 mA fCLK Clock Frequency (Note 1) 0 30 0 30 MHz fCLK Clock Frequency (Note 2) 0 25 0 25 MHz tW Pulse Width Clock 20 20 ns (Note 3) Clear 20 20 tSU Data Setup Time (Note 3) 20 20 ns tH Data Hold Time (Note 3) 0 0 ns tREL Clear Release Time (Note 3) 25 25 ns TA Free Air Operating Temperature b 55 125 0 70 C Note 1 CL e 15 pF RL e 2kX TA e 25 C and VCC e 5V Note 2 CL e 50 pF RL e 2kX TA e 25 C and VCC e 5V Note 3 TA e 25 C and VCC e 5V 3 |
Nº de peça semelhante - 54LS174LMQB |
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Descrição semelhante - 54LS174LMQB |
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