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MC74FXXXD Datasheet(PDF) 3 Page - Motorola, Inc |
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MC74FXXXD Datasheet(HTML) 3 Page - Motorola, Inc |
3 / 3 page 4-61 FAST AND LS TTL DATA MC54/74F148 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Limits Symbol Parameter Min Typ Max Unit Test Conditions VIH Input HIGH Voltage 2.0 V Guaranteed Input HIGH Voltage VIL Input LOW Voltage 0.8 V Guaranteed Input LOW Voltage VIK Input Clamp Diode Voltage –1.2 V IIN = –18 mA VCC = MIN VOH Output HIGH Voltage 54, 74 2.5 3.4 V IOH = –1.0 mA VCC = 4.50 V 74 2.7 3.4 V IOH = –1.0 mA VCC = 4.75 V VOL Output LOW Voltage 0.35 0.5 V IOL = 20 mA VCC = MIN IIH Input HIGH Current 20 µA VCC = MAX, VIN = 2.7 V 100 µA VCC = MAX, VIN = 7.0 V IIL I0, E1 –0.6 mA VCC = MAX, VIN = 0.5 V IIL I1–I7 –1.2 mA VCC = MAX, VIN = 0.5 V IOS Output Short Circuit Current (Note 2) -60 –150 mA VCC = MAX, VOUT = 0 V ICC Power Supply Current 23 35 mA VCC = MAX, VIN = 4.5 V NOTES: 1. For conditions shown as MIN or MAX, use the appropriate value specified under guaranteed operating ranges. 2. Not more than one output should be shorted at a time, nor for more than 1 second. AC CHARACTERISTICS 54/74F 54F 74F TA = +25°C VCC = +5.0 V CL = 50 pF TA = –55°C to +125°C VCC = 5.0 V ± 10% CL = 50 pF TA = 0°C to 70°C VCC = 5.0 V ± 10% CL = 50 pF Symbol Parameter Min Typ Max Min Max Min Max Unit tPLH Propagation Delay 3.5 7.0 9.0 3.5 11 3.5 10 ns tPHL In to An 4.0 8.0 10.5 4.0 13 4.0 12 ns tPLH Propagation Delay 2.5 5.0 6.5 2.5 8.5 2.5 7.5 ns tPHL In to EO 2.0 5.5 7.5 2.0 9.5 2.0 8.5 ns tPLH Propagation Delay 3.0 7.0 9.0 3.0 11 3.0 10 ns tPHL In to GS 2.0 6.0 8.0 2.0 10 2.0 9.0 ns tPLH Propagation Delay 3.5 6.5 8.5 3.5 10.5 3.5 9.5 ns tPHL E1 to An 3.0 6.0 8.0 3.0 10 3.0 9.0 ns tPLH Propagation Delay 2.5 5.0 7.0 2.5 9.0 2.5 8.0 ns tPHL E1 to GS 3.0 6.0 7.5 3.0 10 3.0 8.5 ns tPLH Propagation Delay 3.0 5.5 7.0 3.0 9.0 3.0 8.0 ns tPHL E1 to EO 4.5 8.0 10.5 4.5 13 4.5 12 ns |
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