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74F1805 датащи(PDF) 5 Page - NXP Semiconductors |
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74F1805 датащи(HTML) 5 Page - NXP Semiconductors |
5 / 8 page Philips Semiconductors Product specification 74F805/74F1805 Hex 2-input NOR drivers September 14, 1990 5 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 delay Dna, Dnb to Qn Waveform 1 1.0 1.0 2.0 2.5 4.0 4.5 1.0 1.0 4.0 4.5 ns tsk(o) Output skew1,2 Waveform 2 1.5 1.5 ns NOTES: 1. [tPN actual – tPM actual] for any output compared to any other output where N and M are either LH or HL. 2. Skew times are valid only under same test conditions (temperature, VCC, loading, etc.,). AC WAVEFORMS VM VM VM VM Qn Dna, Dnb tPHL tPLH SF00005 Waveform 1. Propagation delay for inverting output VM VM Qn tsk(0) Qn SF00455 Waveform 2. Output skew NOTE: For all waveforms, VM = 1.5V. TEST CIRCUIT AND WAVEFORMS 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 - 74F1805 |
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Аналогичное описание - 74F1805 |
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