Datenblatt-Suchmaschine für elektronische Bauteile |
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MC74F1245J Datenblatt(PDF) 3 Page - Motorola, Inc |
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MC74F1245J Datenblatt(HTML) 3 Page - Motorola, Inc |
3 / 3 page 4-266 FAST AND LS TTL DATA MC74F1245 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Symbol Parameter Limits Unit Test Conditions (Note 1) Symbol Parameter Min Typ Max Unit Test Conditions (Note 1) 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 — –0.73 –1.2 V VCC = MIN, IIN = –18 mA VOH Output HIGH Voltage An Outputs 74 2.4 3.3 — V IOH = –3.0 mA VCC = 4.5 V VOH Output HIGH Voltage An Outputs 74 2.7 3.3 — V IOH = –3.0 mA VCC = 4.75 V VOH Output HIGH Voltage Bn Outputs 74 2.4 3.4 — V IOH = –3.0 mA VCC = 4.5 V VOH Output HIGH Voltage Bn Outputs 74 2.7 3.4 — V IOH = –3.0 mA VCC = 4.75 V OH n Outputs 74 2.0 — — V IOH = –15 mA VCC = 4.5 V VOL Output LOW Voltage An Outputs 74 — 0.35 0.5 V IOL = 24 mA VCC = MIN VOL Output LOW Voltage Bn Outputs 74 — — 0.55 V IOL = 64 mA VCC = MIN IOZH Output Off Current HIGH — — 70 µA VCC = MAX VOUT = 2.7 V IOZL Output Off Current LOW — — –70 µA VCC = MAX, VOUT = 0.5 V IIH Input HIGH Current OE, T/R Inputs — — 40 µA VCC = MAX, VIN = 2.7 V IIH Input HIGH Current An, Bn Inputs — — 70 µA VCC = MAX, VIN = 2.7 V IIH Input HIGH Current OE, T/R Inputs — — 100 µA VCC = 0 V, VIN = 7.0 V Bn Inputs — — 1.0 mA VCC = 0 V, VIN = 5.5 V IIHH Input HIGH Current An Inputs — — 2.0 mA VCC = 0 V, VIN = 5.5 V IIL Input LOW Current OE, T/R Inputs — — –40 µA VCC = MAX, VIN = 0.5 V IIL Input LOW Current An, Bn Inputs — — –70 µA VCC = MAX, VIN = 0.5 V IOS Output Short Circuit Current (Note 2) An Outputs –60 — –150 mA VCC = MAX, VOUT = GND IOS Output Short Circuit Current (Note 2) Bn Outputs –100 — –225 mA VCC = MAX, VOUT = GND ICC Power Supply Current ICCH — — 120 VCC = MAX ICC Power Supply Current ICCL — — 120 mA VCC = MAX CC ICCZ — — 130 CC = MAX NOTES: 1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable device type. 2. Not more than one output should be shorted at a time, nor for more than 1 second. AC ELECTRICAL CHARACTERISTICS 74F 74F TA = +25°C VCC = +5.0 V CL = 50 pF TA = 0°C to +70°C VCC = +5.0 V ±10% CL = 50 pF Symbol Parameter Min Max Min Max Unit tPLH tPHL Propagation Delay Transparent Mode An to Bn or Bn to An 2.0 2.5 6.5 7.5 1.5 2.0 7.0 8.0 ns tPZH tPZL Output Enable Time 3.0 4.0 8.0 10.0 2.5 3.5 9.0 11.0 ns tPHZ tPLZ Output Disable Time 2.0 1.0 8.0 10.0 1.5 1.0 9.0 11.0 ns |
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