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74AHCT2G125GD Scheda tecnica(PDF) 6 Page - NXP Semiconductors |
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74AHCT2G125GD Scheda tecnica(HTML) 6 Page - NXP Semiconductors |
6 / 15 page 74AHC_AHCT2G125_2 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 02 — 22 December 2008 6 of 15 NXP Semiconductors 74AHC2G125; 74AHCT2G125 Dual buffer/line driver; 3-state ten enable time nOE to nY; see Figure 7 [1] VCC = 3.0 V to 3.6 V [2] CL = 15 pF - 5.0 8.0 1.0 9.5 1.0 11.5 ns CL = 50 pF - 6.9 11.5 1.0 13.0 1.0 14.5 ns VCC = 4.5 V to 5.5 V [3] CL = 15 pF - 3.6 5.1 1.0 6.0 1.0 6.5 ns CL = 50 pF - 4.9 7.5 1.0 8.5 1.0 9.5 ns tdis disable time nOE to nY; see Figure 7 [1] VCC = 3.0 V to 3.6 V [2] CL = 15 pF - 6.0 9.7 1.0 11.5 1.0 12.5 ns CL = 50 pF - 8.3 13.2 1.0 15.0 1.0 16.5 ns VCC = 4.5 V to 5.5 V [3] CL = 15 pF - 4.1 6.8 1.0 8.0 1.0 8.5 ns CL = 50 pF - 5.7 8.8 1.0 10.0 1.0 11.0 ns CPD power dissipation capacitance per buffer; CL = 50 pF; fi = 1 MHz; VI = GND to VCC [4] -9- - - - - pF 74AHCT2G125 tpd propagation delay nA to nY; see Figure 6 [1] VCC = 4.5 V to 5.5 V [3] CL = 15 pF - 3.4 5.5 1.0 6.5 1.0 6.5 ns CL = 50 pF - 4.8 7.5 1.0 8.5 1.0 8.5 ns ten enable time nOE to nY; see Figure 7 [1] VCC = 4.5 V to 5.5 V [3] CL = 15 pF - 3.9 5.1 1.0 6.0 1.0 6.0 ns CL = 50 pF - 5.1 7.5 1.0 8.5 1.0 8.5 ns tdis disable time nOE to nY; see Figure 7 [1] VCC = 4.5 V to 5.5 V [3] CL = 15 pF - 4.5 6.8 1.0 8.0 1.0 8.0 ns CL = 50 pF - 6.1 8.8 1.0 10.0 1.0 10.0 ns Table 8. Dynamic characteristics …continued 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 Max Min Max Min Max |
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