поискавой системы для электроныых деталей |
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74F280 датащи(PDF) 5 Page - NXP Semiconductors |
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74F280 датащи(HTML) 5 Page - NXP Semiconductors |
5 / 8 page Philips Semiconductors Product specification 74F280B 9-bit odd/even parity generator/checker 1996 Mar 12 5 AC ELECTRICAL CHARACTERISTICS LIMITS TEST Tamb= +25°C V =+5 V Tamb = 0°C to +70°C V =+5V ± 10% Tamb = -40°C to +85°C V =+5V ± 10% SYMBOL PARAMETER TEST CONDITIONS VCC = +5.V CL = 50pF, VCC = +5.V ± 10% CL = 50pF, VCC = +5.V ± 10% CL = 50pF, UNIT CONDITIONS CL = 50pF, RL = 500Ω CL = 50pF, RL = 500Ω CL = 50pF, RL = 500Ω Min Typ Max Min Max Min Max tPLH tPHL Propagation delay I0 - I8 to ΣE 74F280B Waveform 1, 2 4.0 4.0 6.5 7.0 9.0 10.0 3.5 3.5 10.0 11.1 3.0 3.5 11.0 12.0 ns ns tPLH tPHL Propagation delay I0 - I8 to ΣO 74F280B Waveform 1, 2 4.0 4.0 6.5 7.0 9.0 10.0 3.5 3.5 10.0 11.0 3.0 3.5 11.0 12.0 ns ns AC WAVEFORMS For all waveforms, VM=1.5V. VM VM VM VM I0 - I8 ΣE, ΣO tPHL tPLH SF00848 Waveform 1. Propagation Delay for Inverting Outputs VM VM VM VM I0 - I8 ΣE, ΣO tPLH tPHL SF00850 Waveform 2. Propagation Delay for Non-Inverting Outputs TEST CIRCUIT AND WAVEFORM tw 90% VM 10% 90% VM 10% 90% VM 10% 90% VM 10% NEGATIVE PULSE POSITIVE PULSE tw AMP (V) 0V 0V tTHL (tf ) INPUT PULSE REQUIREMENTS rep. rate tw tTLH tTHL 1MHz 500ns 2.5ns 2.5ns Input Pulse Definition VCC family 74F D.U.T. PULSE GENERATOR RL CL RT VIN VOUT Test Circuit for Totem-Pole Outputs DEFINITIONS: RL = Load resistor; see AC ELECTRICAL CHARACTERISTICS for value. CL = Load capacitance includes jig and probe capacitance; see AC ELECTRICAL CHARACTERISTICS for value. RT = Termination resistance should be equal to ZOUT of pulse generators. tTHL (tf ) tTLH (tr ) tTLH (tr ) AMP (V) amplitude 3.0V 1.5V VM SF00006 |
Аналогичный номер детали - 74F280 |
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Аналогичное описание - 74F280 |
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