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74LVCH244AD Folha de dados(PDF) 10 Page - NXP Semiconductors |
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74LVCH244AD Folha de dados(HTML) 10 Page - NXP Semiconductors |
10 / 17 page 2003 Oct 30 10 Philips Semiconductors Product specification Octal buffer/line driver with 5 V tolerant inputs/outputs (3-state) 74LVC244A; 74LVCH244A AC WAVEFORMS handbook, halfpage MNA171 nAn input nYn output tPLH tPHL GND VI VM VM VM VM VOH VOL Fig.6 Input nAn to output nYn propagation delays. VM = 1.5 V at VCC ≥ 2.7 V. VM = 0.5VCC at VCC < 2.7 V. VOL and VOH are typical output voltage drop that occur with the output load. handbook, full pagewidth MNA362 tPLZ tPHZ outputs disabled outputs enabled VY VX outputs enabled output LOW-to-OFF OFF-to-LOW output HIGH-to-OFF OFF-to-HIGH nOE input VI VOL VOH VCC VM GND GND tPZL tPZH VM VM Fig.7 3-state enable and disable times. VM = 1.5 V at VCC ≥ 2.7 V. VM = 0.5VCC at VCC < 2.7 V. VX =VOL + 0.3 V at VCC ≥ 2.7 V; VX =VOL + 0.1VCC at VCC < 2.7 V. VY =VOH + 0.3 V at VCC ≥ 2.7 V; VY =VOH + 0.1VCC at VCC < 2.7 V. VOL and VOH are typical output voltage drop that occur with the output load. |
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Descrição semelhante - 74LVCH244AD |
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