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54LS174LMQB Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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54LS174LMQB Datasheet(HTML) 4 Page - National Semiconductor (TI) |
4 / 8 page ’LS175 Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units (Note 1) VI Input Clamp Voltage VCC e Min II eb18 mA b 15 V VOH High Level Output VCC e Min IOH e Max DM54 25 34 V Voltage VIL e Max VIH e Min DM74 27 34 VOL Low Level Output VCC e Min IOL e Max DM54 025 04 Voltage VIL e Max VIH e Min DM74 035 05 V IOL e 4 mA VCC e Min DM74 025 04 II Input Current Max VCC e Max VI e 7V 01 mA Input Voltage IIH High Level Input Current VCC e Max VI e 27V 20 m A IIL Low Level Input VCC e Max Clock b 04 Current VI e 04V Clear b 04 mA Data b 036 IOS Short Circuit VCC e Max DM54 b 20 b 100 mA Output Current (Note 2) DM74 b 20 b 100 ICC Supply Current VCC e Max (Note 3) 11 18 mA ’LS175 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 Q or Q tPHL Propagation Delay Time Clock to 30 36 ns High to Low Level Output Q or Q tPLH Propagation Delay Time Clear to 25 29 ns Low to High Level Output Q tPHL Propagation Delay Time Clear to 35 42 ns High to Low Level Output Q 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 Note 3 With all outputs open and 45V applied to all data and clear inputs ICC is measured after a momentary ground then 45V applied to the clock input 4 |
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