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74AHCT125 数据表(PDF) 4 Page - NXP Semiconductors |
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74AHCT125 数据表(HTML) 4 Page - NXP Semiconductors |
4 / 15 page 74AHC_AHCT125_4 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 04 — 11 January 2008 4 of 15 NXP Semiconductors 74AHC125; 74AHCT125 Quad buffer/line driver; 3-state [1] The input and output voltage ratings may be exceeded if the input and output current ratings are observed. [2] Ptot derates linearly with 8 mW/K above 70 °C. [3] Ptot derates linearly with 5.5 mW/K above 60 °C. [4] Ptot derates linearly with 4.5 mW/K above 60 °C. 8. Recommended operating conditions 9. Static characteristics Tstg storage temperature −65 +150 °C Ptot total power dissipation Tamb = −40 °C to +125 °C SO14 package [2] - 500 mW TSSOP14 package [3] - 500 mW DHVQFN14 package [4] - 500 mW Table 4. Limiting values …continued In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions Min Max Unit Table 5. Recommended operating conditions Voltages are referenced to GND (ground = 0 V). Symbol Parameter Conditions 74AHC125 74AHCT125 Unit Min Typ Max Min Typ Max VCC supply voltage 2.0 5.0 5.5 4.5 5.0 5.5 V VI input voltage 0 - 5.5 0 - 5.5 V VO output voltage 0 - VCC 0- VCC V Tamb ambient temperature −40 +25 +125 −40 +25 +125 °C ∆t/∆V input transition rise and fall rate VCC = 3.3 V ± 0.3 V - - 100 - - - ns/V VCC = 5.0 V ± 0.5 V - - 20 - - 20 ns/V 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 74AHC125 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 |
类似零件编号 - 74AHCT125 |
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类似说明 - 74AHCT125 |
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