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74F569 bảng dữ liệu(PDF) 8 Page - NXP Semiconductors |
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74F569 bảng dữ liệu(HTML) 8 Page - NXP Semiconductors |
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8 / 14 page ![]() Philips Semiconductors Product specification 74F569 4-bit bidirectional binary synchronous counter (3-State) 1996 Jan 05 8 AC SETUP REQUIREMENTS LIMITS Tamb = +25°C Tamb = 0°C to +70°C SYMBOL PARAMETER TEST CONDITIONS VCC = +5.0V VCC = +5.0V ± 10% UNIT CL = 50pF, RL = 500Ω CL = 50pF, RL = 500Ω MIN TYP MIN MAX ts(H) ts(L) Setup time, High or Low Dn to CP Waveform 6 4.0 4.0 4.5 4.5 ns ns th(H) th(L) Hold time, High or Low Dn to CP Waveform 6 2.0 2.0 2.5 2.5 ns ns ts(H) ts(L) Setup time, High or Low CEP or CET to CP Waveform 7 5.0 5.0 6.0 6.0 ns ns th(H) th(L) Hold time, High or Low CEP or CET to CP Waveform 7 0 0 0 0 ns ns ts(H) ts(L) Setup time, High or Low PE to CP Waveform 6 8.0 8.0 9.0 9.0 ns ns th(H) th(L) Hold time, High or Low PE to CP Waveform 6 0 0 0 0 ns ns ts(H) ts(L) Setup time, High or Low U/D to CP Waveform 8 10.0 8.0 12.5 8.0 ns ns th(H) th(L) Hold time, High or Low U/D to CP Waveform 8 0 0 0 0 ns ns ts(H) ts(L) Setup time, High or Low SR to CP Waveform 9 8.0 8.0 9.0 9.0 ns ns th(H) th(L) Hold time, High or Low SR to CP Waveform 9 0 0 0 0 ns ns tw(H) tw(L) CP Pulse width, High or Low Waveform 1 7.0 5.0 8.0 6.0 ns ns tw(H) MR Pulse width, Low Waveform 5 4.5 5.0 ns tREC Recovery time, MR to CP Waveform 5 6.0 7.0 ns AC WAVEFORMS For all waveforms, VM = 1.5V The shaded areas indicate when the input is permitted to change for predictable output performance. VM tPHL VM VM VM 1/fMAX tW(L) CP Qn tW(H) tPLH VM SF01063 Waveform 1. Propagation Delay, Clock Input to Output, Clock Pulse Width, and Maximum Clock Frequency VM tPHL VM VM VM CP, CEP, CET TC VM SF01064 VM VM tPHL tPLH tPLH CC Waveform 2. Propagation Delay, CP, CET, and CEP to CC and CP to TC |
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