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54AC378PCX Scheda tecnica(PDF) 4 Page - National Semiconductor (TI) |
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54AC378PCX Scheda tecnica(HTML) 4 Page - National Semiconductor (TI) |
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4 / 8 page  DC Characteristics for ’AC Family Devices (Continued) 74AC 54AC 74AC Symbol Parameter VCC TA e TA e TA e Units Conditions (V) a 25 C b 55 Cto a125 C b 40 Cto a85 C Typ Guaranteed Limits IOLD Minimum Dynamic 55 50 75 mA VOLD e 165V Max IOHD Output Current 55 b 50 b 75 mA VOHD e 385V Min ICC Maximum Quiescent 55 40 800 400 m A VIN e VCC Supply Current or GND Maximum test duration 20 ms one output loaded at a time Note IIN and ICC 30V are guaranteed to be less than or equal to the respective limit 55V VCC ICC for 54AC 25 C is identical to 74AC 25 C AC Electrical Characteristics 74AC 54AC 74AC VCC TA ea25 C TA eb55 CTA eb40 C Symbol Parameter (V) CL e 50 pF to a125 Cto a85 C Units CL e 50 pF CL e 50 pF Min Typ Max Min Max Min Max fmax Maximum Clock 33 125 160 95 110 MHz Frequency 50 160 200 95 145 tPLH Propagation Delay 33 25 85 110 15 120 25 125 ns CP to Qn 50 15 60 80 15 90 15 90 tPHL Propagation Delay 33 25 80 105 15 120 25 110 ns CP to Qn 50 15 55 75 15 90 15 80 Voltage Range 33 is 33V g03V Voltage Range 50 is 50V g05V AC Operating Requirements 74AC 54AC 74AC VCC TA ea25 C TA eb55 CTA eb40 C Symbol Parameter (V) CL e 50 pF to a125 Cto a85 C Units CL e 50 pF CL e 50 pF Typ Guaranteed Minimum ts Setup Time HIGH or LOW 33 15 30 40 35 ns Dn to CP 50 10 20 40 25 th Hold Time HIGH or LOW 33 10 20 40 20 ns Dn to CP 50 10 20 40 20 ts Setup Time HIGH or 33 0 20 25 20 ns LOW E to CP 50 0 20 25 20 th Hold Time HIGH or 33 10 20 40 20 ns LOW E to CP 50 10 20 40 20 tw CP Pulse Width 33 30 45 65 55 ns HIGH or LOW 50 20 35 65 40 Voltage Range 33 is 33V g03V Voltage Range 50 is 50V g05V Capacitance Symbol Parameter Typ Units Conditions CIN Input Capacitance 45 pF VCC e OPEN CPD Power Dissipation Capacitance 28 pF VCC e 50V 4 |
Codice articolo simile - 54AC378PCX |
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Descrizione simile - 54AC378PCX |
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