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| Datasheet File OCR Text: |
| LS74A TTL D "1" Q Q D Q VCC IOH 54 74 54 74 4.5 4.75 5 5 5.5 5.25 -400 4 8 V A mA MHz ns ns ns 2 54 74 54 74 5474 2.5 2.7 3.4 3.4 0.25 0.35 0.4 V 74 0.5 0.1 0.2 20 40 -0.4 -0.8 -15 4 25 33 13 25 25 40 -100 8 mA A mA mA mA MHz ns 0.7 0.8 -1.5 54 74 IOL fCK tW tsu th TA 0 25 25 20 5 -55 0 V V V V 25 125 70 VIH VIL VCD VOH VCC = VCC = VIH =2.0V IOL=4mA IOL=8mA II =-18mA VI = IOH =-400A VCC = VIL = VIH =2.0V VI =7.0V VI =2.7V VI =0.4V VO =0V VCK =0V VOL Q Q D D D II IIH IIL IOS ICC fmax tPLH tPHL VCC = VCC = VCC = VCC = VCC = VCC =5.0V CL=15pF RL=2k ICCQ Q |
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