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74AHC125BQ Datasheet(PDF) 6 Page - NXP Semiconductors |
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74AHC125BQ Datasheet(HTML) 6 Page - NXP Semiconductors |
6 / 15 page 74AHC_AHCT125_4 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 04 — 11 January 2008 6 of 15 NXP Semiconductors 74AHC125; 74AHCT125 Quad buffer/line driver; 3-state 10. Dynamic characteristics ∆I CC additional supply current per input pin; VI =VCC − 2.1 V; IO = 0 A; other pins at VCC or GND; VCC = 4.5 V to 5.5 V - - 1.35 - 1.5 - 1.5 mA CI input capacitance - 3.0 10 - 10 - 10 pF CO output capacitance - 4.0 - - - - - pF Table 6. Static characteristics …continued 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 Table 7. Dynamic characteristics GND = 0 V; For test circuit see Figure 8. Symbol Parameter Conditions 25 °C −40 °C to +85 °C −40 °C to +125 °C Unit Min Typ[1] Max Min Max Min Max For type 74AHC125 tpd propagation delay nA to nY; see Figure 6 [2] VCC = 3.0 V to 3.6 V CL = 15 pF - 4.4 8.0 1.0 9.5 1.0 11.5 ns CL = 50 pF - 6.2 11.5 1.0 13.0 1.0 14.5 ns VCC = 4.5 V to 5.5 V CL = 15 pF - 3.0 5.5 1.0 6.5 1.0 7.0 ns CL = 50 pF - 4.3 7.5 1.0 8.5 1.0 9.5 ns ten enable time nOE to nY; see Figure 7 [2] VCC = 3.0 V to 3.6 V CL = 15 pF - 4.7 8.0 1.0 9.5 1.0 11.5 ns CL = 50 pF - 6.8 11.5 1.0 13.0 1.0 14.5 ns VCC = 4.5 V to 5.5 V CL = 15 pF - 3.3 5.1 1.0 6.0 1.0 6.5 ns CL = 50 pF - 4.7 7.1 1.0 8.0 1.0 9.0 ns tdis disable time nOE to nY; see Figure 7 [2] VCC = 3.0 V to 3.6 V CL = 15 pF - 6.7 9.7 1.0 11.5 1.0 12.5 ns CL = 50 pF - 9.6 13.2 1.0 15.0 1.0 16.5 ns VCC = 4.5 V to 5.5 V CL = 15 pF - 4.8 6.8 1.0 8.0 1.0 8.5 ns CL = 50 pF - 6.8 8.8 1.0 10.0 1.0 11.0 ns CPD power dissipation capacitance CL = 50 pF; fi = 1 MHz; VI = GND to VCC [3] -10 - - - - - pF |
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