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74AHCT157BQ Folha de dados(PDF) 6 Page - NXP Semiconductors |
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74AHCT157BQ Folha de dados(HTML) 6 Page - NXP Semiconductors |
6 / 16 page 74AHC_AHCT157_2 © NXP B.V. 2007. All rights reserved. Product data sheet Rev. 02 — 9 November 2007 6 of 16 NXP Semiconductors 74AHC157; 74AHCT157 Quad 2-input multiplexer 9. Static characteristics Table 6. Static characteristics Voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions 25 °C −40 °C to +85 °C −40 °C to +125 °C Unit Min Typ Max Min Max Min Max For type 74AHC157 VIH HIGH-level input voltage VCC = 2.0 V 1.5 - - 1.5 - 1.5 - V VCC = 3.0 V 2.1 - - 2.1 - 2.1 - V VCC = 5.5 V 3.85 - - 3.85 - 3.85 - V VIL LOW-level input voltage VCC = 2.0 V - - 0.5 - 0.5 - 0.5 V VCC = 3.0 V - - 0.9 - 0.9 - 0.9 V VCC = 5.5 V - - 1.65 - 1.65 - 1.65 V VOH HIGH-level output voltage VI = VIH or VIL IO = −50 µA; VCC = 2.0 V 1.9 2.0 - 1.9 - 1.9 - V IO = −50 µA; VCC = 3.0 V 2.9 3.0 - 2.9 - 2.9 - V IO = −50 µA; VCC = 4.5 V 4.4 4.5 - 4.4 - 4.4 - V IO = −4.0 mA; VCC = 3.0 V 2.58 - - 2.48 - 2.40 - V IO = −8.0 mA; VCC = 4.5 V 3.94 - - 3.8 - 3.70 - V VOL LOW-level output voltage VI = VIH or VIL IO = 50 µA; VCC = 2.0 V - 0 0.1 - 0.1 - 0.1 V IO = 50 µA; VCC = 3.0 V - 0 0.1 - 0.1 - 0.1 V IO = 50 µA; VCC = 4.5 V - 0 0.1 - 0.1 - 0.1 V IO = 4.0 mA; VCC = 3.0 V - - 0.36 - 0.44 - 0.55 V IO = 8.0 mA; VCC = 4.5 V - - 0.36 - 0.44 - 0.55 V II input leakage current VI = 5.5 V or GND; VCC =0Vto5.5 V - - 0.1 - 1.0 - 2.0 µA ICC supply current VI =VCC or GND; IO = 0 A; VCC = 5.5 V - - 4.0 - 40 - 80 µA CI input capacitance - 3.0 10 - 10 - 10 pF CO output capacitance - 4.0 - - - - - pF For type 74AHCT157 VIH HIGH-level input voltage VCC = 4.5 V to 5.5 V 2.0 - - 2.0 - 2.0 - V VIL LOW-level input voltage VCC = 4.5 V to 5.5 V - - 0.8 - 0.8 - 0.8 V VOH HIGH-level output voltage VI = VIH or VIL; VCC = 4.5 V IO = −50 µA 4.4 4.5 - 4.4 - 4.4 - V IO = −8.0 mA 3.94 - - 3.8 - 3.70 - V VOL LOW-level output voltage VI = VIH or VIL; VCC = 4.5 V IO = 50 µA - 0 0.1 - 0.1 - 0.1 V IO = 8.0 mA - - 0.36 - 0.44 - 0.55 V |
Nº de peça semelhante - 74AHCT157BQ |
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Descrição semelhante - 74AHCT157BQ |
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