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MC74ACT174MEL Scheda tecnica(PDF) 4 Page - ON Semiconductor |
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MC74ACT174MEL Scheda tecnica(HTML) 4 Page - ON Semiconductor |
4 / 9 page MC74AC174, MC74ACT174 http://onsemi.com 4 AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D) Symbol Parameter VCC* (V) 74AC 74AC Unit Fig. No. TA = +25°C CL = 50 pF TA = −40°C to +85°C CL = 50 pF Min Typ Max Min Max fmax Maximum Clock 3.3 90 100 − 70 − MHz 3−3 Frequency 5.0 100 125 − 100 − tPLH Propagation Delay 3.3 2.0 9.0 11.5 1.5 12.5 ns 3−6 CP to Qn 5.0 1.5 6.0 8.5 1.0 9.5 tPHL Propagation Delay 3.3 2.0 8.5 11.0 1.5 12.0 ns 3−6 CP to Qn 5.0 1.5 6.0 8.0 1.0 9.0 tPHL Propagation Delay 3.3 2.5 9.0 11.5 2.0 12.5 ns 3−6 MR to Qn 5.0 1.5 7.0 9.0 1.5 10.5 *Voltage Range 3.3 V is 3.3 V ±0.3 V. *Voltage Range 5.0 V is 5.0 V ±0.5 V. AC OPERATING REQUIREMENTS Symbol Parameter VCC* (V) 74AC 74AC Unit Fig. No. TA = +25°C CL = 50 pF TA = −40°C to +85°C CL = 50 pF Typ Guaranteed Minimum ts Setup Time, HIGH or LOW 3.3 2.5 6.5 7.0 ns 3−9 Dn to CP 5.0 2.0 5.0 5.5 th Hold Time, HIGH or LOW 3.3 1.0 3.0 3.0 ns 3−9 Dn to CP 5.0 0.5 3.0 3.0 tw MR Pulse Width, LOW 3.3 1.0 5.5 7.0 ns 3−6 5.0 1.0 5.0 5.0 tw CP Pulse Width 3.3 1.0 5.5 7.0 ns 3−6 5.0 1.0 5.0 5.0 trec Recovery TIme 3.3 0 2.5 2.5 ns 3−6 MR to CP 5.0 0 2.0 2.0 *Voltage Range 3.3 V is 3.3 V ±0.3 V. *Voltage Range 5.0 V is 5.0 V ±0.5 V. |
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