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74F410 Datasheet(PDF) 4 Page - NXP Semiconductors |
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74F410 Datasheet(HTML) 4 Page - NXP Semiconductors |
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4 / 5 page ![]() Philips Semiconductors FAST Products Product specification 74F410 Register stack – 16 ×4 RAM 3-State output register January 8, 1990 4 AC ELECTRICAL CHARACTERISTICS LIMITS Tamb = +25°C Tamb = 0°C to +70°C SYMBOL PARAMETER TEST VCC = +5.0V VCC = +5.0V ± 10% UNIT CONDITION CL = 50pF, RL = 500Ω CL = 50pF, RL = 500Ω MIN TYP MAX MIN MAX tPLH tPHL Propagation dealy CP to Qn Waveform 1 4.0 4.5 6.5 6.5 8.5 9.0 3.5 4.0 9.5 10.0 ns tPZH tPZL Output enable time OE to Qn Waveform 3, 4 3.0 4.5 4.5 6.0 7.5 9.0 2.5 3.5 8.5 9.5 ns tPHZ tPHL Output disable time OE to Qn Waveform 3, 4 2.0 2.0 3.5 3.5 6.0 6.5 1.5 2.0 6.5 7.0 ns AC SETUP REQUIREMENTS FOR READ MODE LIMITS Tamb = +25°C Tamb = 0°C to +70°C SYMBOL PARAMETER TEST VCC = +5.0V VCC = +5.0V ± 10% UNIT CONDITION CL = 50pF, RL = 500Ω CL = 50pF, RL = 500Ω MIN TYP MAX MIN MAX tsu(L) Setup time, low, CS to CP1 Waveform 1 4.0 4.5 ns th(L) Hold time, low, CS to CP1 Waveform 1 3.5 4.5 ns tsu(H) tsu(L) Setup time, high or low An to CP1 Waveform 1 13.0 13.0 15.0 15.0 ns th(H) th(L) Hold time, high or low An to CP1 Waveform 1 0 0 0 0 ns tsu(H) Setup time, high, WE to CP1 Waveform 1 13.0 15.0 ns th(H) Hold time, high, WE to CP1 Waveform 1 0 0 ns tw(L) CP pulse width, low Waveform 1 5.0 6.0 ns NOTE: 1. Low–to–high clock transition. AC SETUP REQUIREMENTS FOR WRITE MODE LIMITS Tamb = +25°C Tamb = 0°C to +70°C SYMBOL PARAMETER TEST VCC = +5.0V VCC = +5.0V ± 10% UNIT CONDITION CL = 50pF, RL = 500Ω CL = 50pF, RL = 500Ω MIN TYP MAX MIN MAX tsu(H) tsu(L) Setup time, high or low An to WE, CS, CP Waveform 2 0 0 0 0 ns th(H) th(L) Hold time, high or low An to WE, CS, CP Waveform 2 0 0 0 0 ns tsu(H) tsu(L) Setup time, high or low Dn to WE, CS, CP Waveform 2 6.0 6.0 8.0 8.0 ns th(H) th(L) Hold time, high or low Dn to WE, CS, CP Waveform 2 0 0 0 0 ns tw(L) WE pulse width, low Waveform 2 7.0 8.0 ns tw(L) CS pulse width, low Waveform 2 6.0 7.0 ns tw(L) CP pulse width, low Waveform 2 7.0 8.0 ns |
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