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74F399 Folha de dados(PDF) 7 Page - NXP Semiconductors |
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74F399 Folha de dados(HTML) 7 Page - NXP Semiconductors |
7 / 10 page Philips Semiconductors Product specification 74F398*,74F399 Registers 1999 Jan 08 7 * Discontinued part. Please see the Discontinued Products List.. 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 |
Nº de peça semelhante - 74F399 |
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Descrição semelhante - 74F399 |
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