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74LVC4245ADB Scheda tecnica(PDF) 9 Page - NXP Semiconductors |
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74LVC4245ADB Scheda tecnica(HTML) 9 Page - NXP Semiconductors |
9 / 17 page 74LVC4245A_6 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 06 — 18 January 2008 9 of 17 NXP Semiconductors 74LVC4245A Octal dual supply translating transceiver; 3-state VM = 1.5 V at 2.7 V ≤ VCCB ≤ 3.6 V; VM = 0.5VCCA at VCCA ≥ 4.5 V. VOL and VOH are typical output voltage drops that occur with the output load. Fig 6. Input (An, Bn) to output (Bn, An) propagation delays mna366 An, Bn input Bn, An output tPHL tPLH GND VI VM VM VOH VOL VM = 1.5 V at 2.7 V ≤ VCCB ≤ 3.6 V; VM = 0.5VCCA at VCCA ≥ 4.5 V. VX = VOL + 0.3 V at VCCB ≥ 2.7 V; VY = VOH − 0.3 V at VCCB ≥ 2.7 V. VOL and VOH are typical output voltage drops that occur with the output load. Fig 7. 3-state enable and disable times mna367 tPLZ tPHZ outputs disabled outputs enabled VY VX outputs enabled output LOW-to-OFF OFF-to-LOW output HIGH-to-OFF OFF-to-HIGH OE input VI VOL VOH VCC VM GND GND tPZL tPZH VM VM |
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