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MC74AC574DWR2G Folha de dados(PDF) 4 Page - ON Semiconductor |
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MC74AC574DWR2G Folha de dados(HTML) 4 Page - ON Semiconductor |
4 / 10 page MC74AC574, MC74ACT574 http://onsemi.com 4 AC CHARACTERISTICS (For Figures and Waveforms − See AND8277/D at www.onsemi.com) 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 75 − − 60 − MHz 3−3 Frequency 5.0 95 − − 85 − tPLH Propagation Delay 3.3 3.5 − 13.5 3.5 15 ns 3−6 CP to On 5.0 2.0 − 9.5 2.0 11 tPHL Propagation Delay 3.3 3.5 − 12 3.5 13.5 ns 3−6 CP to On 5.0 2.0 − 8.5 2.0 9.5 tPZH Output Enable Time 3.3 2.5 − 11 2.5 12 ns 3−7 5.0 2.0 − 8.5 2.0 9.0 tPZL Output Enable Time 3.3 3.0 − 10.5 3.5 11.5 ns 3−8 5.0 1.5 − 8.0 2.0 9.0 tPHZ Output Disable Time 3.3 4.0 − 12 4.5 13 ns 3−7 5.0 2.0 − 9.5 2.0 10.5 tPLZ Output Disable Time 3.3 2.0 − 9.0 2.5 10 ns 3−8 5.0 1.5 − 7.5 1.5 8.5 * 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 3.0 ns 3−9 Dn to CP 5.0 − 1.5 2.0 th Hold Time, HIGH or LOW 3.3 − 1.5 1.5 ns 3−9 Dn to CP 5.0 − 1.5 1.5 tw CP Pulse Width 3.3 − 6.0 7.0 ns 3−6 HIGH or LOW 5.0 − 4.0 5.0 *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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