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74ABT574AN Scheda tecnica(PDF) 6 Page - NXP Semiconductors |
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74ABT574AN Scheda tecnica(HTML) 6 Page - NXP Semiconductors |
6 / 11 page Philips Semiconductors Product specification 74ABT574A Octal D-type flip-flop (3-State) 1995 May 22 6 AC SETUP REQUIREMENTS GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500Ω LIMITS SYMBOL PARAMETER WAVEFORM Tamb = +25oC VCC = +5.0V Tamb = -40 to +85oC VCC = +5.0V ±0.5V UNIT Min Typ Min ts(H) ts(L) Setup time, High or Low Dn to CP 2 1.0 1.0 0.6 0.2 1.0 1.0 ns th(H) th(L) Hold time, High or Low Dn to CP 2 1.0 1.0 –0.7 –0.4 1.0 1.0 ns tw(H) tw(L) CP pulse width High or Low 1 2.0 2.0 0.7 0.8 2.0 2.0 ns AC WAVEFORMS VM = 1.5V, VIN = GND to 3.0V VM VM VM VM VM 1/fMAX tw(H) tw(L) tPHL tPLH CP Qn SA00056 Waveform 1. Propagation Delay, Clock Input to Output, Clock Pulse Width, and Maximum Clock Frequency VM Dn VM VM VM VM VM CP ts(H) th(H) ts(L) th(L) NOTE: The shaded areas indicate when the input is permitted to change for predictable output performance. SA00107 Waveform 2. Data Setup and Hold Times OE VM tPZH tPHZ 0V VOH –0.3V Qn VM VM SA00108 VOH Waveform 3. 3-State Output Enable Time to High Level and Output Disable Time from High Level OE tPZL tPLZ VOL +0.3V Qn VM VM VM VOL SA00109 Waveform 4. 3-State Output Enable Time to Low Level and Output Disable Time from Low Level |
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