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74LVT574 Datasheet(PDF) 6 Page - NXP Semiconductors |
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74LVT574 Datasheet(HTML) 6 Page - NXP Semiconductors |
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6 / 12 page  Philips Semiconductors Product specification 74LVT574 3.3V Octal D-type flip-flop (3-State) 1998 Feb 19 6 AC SETUP REQUIREMENTS GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500Ω; Tamb = –40°C to +85°C. LIMITS SYMBOL PARAMETER WAVEFORM VCC = 3.3V ± 0.3V VCC = 2.7V UNIT MIN MAX MIN tS(H) tS(L) Setup time, High or Low, Dn to CP NO TAG 2.0 2.0 2.4 2.4 ns TH(H) TH(L) Hold time, High or Low, Dn to CP NO TAG 0.3 0.3 0 0 ns TW(H) CP pulse width High or Low NO TAG 3.3 3.3 3.3 3.3 ns AC WAVEFORMS VM = 1.5V, VIN = GND to 2.7V tw(H) tw(L) 1.5V 1/fMAX tPHL tPLH CP Qn 1.5V 1.5V 1.5V 1.5V 2.7V VOH VOL 0V SV00044 Waveform 1. Propagation Delay, Clock Input to Output, Clock Pulse Width, and Maximum Clock Frequency Dn CP ts(H) th(H) ts(L) th(L) 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 2.7V 0V 2.7V 0V NOTE: The shaded areas indicate when the input is permitted to change for predictable output performance. SV00108 Waveform 2. Data Setup and Hold Times OE tPZH tPHZ 0V VOH –0.3V Qn 1.5V 1.5V 1.5V 2.7V 0V VOH SV00119 Waveform 3. 3-State Output Enable Time to High Level and Output Disable Time from High Level OE tPZL tPLZ VOL +0.3V Qn 1.5V 1.5V 1.5V 2.7V 0V VOL 3V SV00120 Waveform 4. 3-State Output Enable Time to Low Level and Output Disable Time from Low Level |
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