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74F597 Datasheet(PDF) 6 Page - NXP Semiconductors |
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74F597 Datasheet(HTML) 6 Page - NXP Semiconductors |
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6 / 12 page ![]() Philips Semiconductors Product specification 74F597 8-bit shift register with input storage registers 1991 Sep 13 6 AC ELECTRICAL CHARACTERISTICS LIMITS SYMBOL PARAMETER TEST CONDITION VCC = +5V Tamb = +25°C CL = 50pF, RL = 500Ω VCC = +5V ± 10% Tamb = 0°C to +70°C CL = 50pF, RL = 500Ω UNIT MIN TYP MAX MIN MAX fMAX Maximum clock frequency Waveform NO TAG 120 135 105 MHz tPLH tPHL Propagation delay SHCP to Qs Waveform NO TAG 7.0 6.0 8.5 7.5 11.0 10.0 6.0 5.5 12.5 10.5 ns tPLH tPHL Propagation delay SHLD to Qs Waveform NO TAG 8.0 6.0 9.5 7.5 12.0 10.0 7.0 5.5 13.5 11.0 ns tPLH tPHL Propagation delay STCP to Qs Waveform NO TAG 7.5 8.0 9.5 9.5 11.5 12.0 6.5 7.5 13.0 13.0 ns tPHL Propagation delay SHRST to Qs Waveform NO TAG 2.5 5.5 9.0 2.5 9.5 ns AC SETUP REQUIREMENTS LIMITS SYMBOL PARAMETER TEST CONDITION VCC = +5V Tamb = +25°C CL = 50pF, RL = 500Ω VCC = +5V ± 10% Tamb = 0°C to +70°C CL = 50pF, RL = 500Ω UNIT MIN TYP MAX MIN MAX ts(H) ts(L) Setup time, High or Low Dn to STCP Waveform NO TAG 1.0 1.5 1.5 2.0 ns th(H) th(L) Hold time, High or Low Dn to STCP Waveform NO TAG 2.0 2.0 2.0 3.0 ns ts(H) ts(L) Setup time, High or Low Ds to SHCP Waveform NO TAG 1.0 1.5 1.0 2.0 ns th(H) th(L) Hold time, High or Low Ds to SHCP Waveform NO TAG 1.5 2.0 2.0 2.5 ns ts(H) Setup time, High STCP to SHLD ↑ Waveform 4 8.5 9.0 ns th(L) Hold time, Low STCP to SHLD ↑ (hold mode) Waveform NO TAG 0.0 0.0 ns ts(H) Setup time, High SHLD to SHCP ↑ Waveform NO TAG 6.0 6.5 ns tW(H) tW(L) SHCP Pulse width High or Low Waveform NO TAG 4.5 4.5 5.5 4.5 ns tW(H) tW(L) STCP Pulse width High or Low Waveform NO TAG 4.5 4.5 5.0 4.5 ns tW(L) SHRST Pulse width, Low Waveform NO TAG 4.5 4.5 ns tW(L) SHLD Pulse width, Low Waveform NO TAG 4.5 4.5 ns tREC Recovery time, SHRST to SHCP Waveform NO TAG 2.0 2.5 ns |
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