MC54/74F20 DUAL 4-INPUT NAND GATE DUAL 4-INPUT NAND GATE VCC 14 FAST SCHOTTKY TTL 13 12 11 10 9 8 J SUFFIX CERAMIC CASE 632-08 1 2 3 4 5 6 14 7 1 GND N SUFFIX PLASTIC CASE 646-06 14 1 14 1 D SUFFIX SOIC CASE 751A-02 ORDERING INFORMATION MC54FXXJ MC74FXXN MC74FXXD Ceramic Plastic SOIC GUARANTEED OPERATING RANGES Symbol Parameter Min Typ Max Unit 54, 74 4.5 5.0 5.5 V 54 –55 25 125 °C 74 0 25 VCC Supply Voltage TA Operating Ambient Temperature Range IOH Output Current — High 54, 74 –1.0 mA IOL Output Current — Low 54, 74 20 mA FAST AND LS TTL DATA 4-17 70 MC54/74F20 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Limits Symbol Parameter VIH Input HIGH Voltage VIL Input LOW Voltage VIK Input Clamp Diode Voltage VOH Output HIGH Voltage Min Typ Max Unit 2.0 Test Conditions V Guaranteed Input HIGH Voltage 0.8 V Guaranteed Input LOW Voltage –1.2 V VCC = MIN, IIN = –18 mA 54, 74 2.5 V IOH = –1.0 mA VCC = 4.50 V 74 2.7 V IOH = –1.0 mA VCC = 4.75 V VCC = MIN VOL Output LOW Voltage 0.5 V IOL = 20 mA IIH Input HIGH Current 20 µA VCC = MAX, VIN = 2.7 V 0.1 mA VCC = MAX, VIN = 7.0 V –0.6 mA VCC = MAX, VIN = 0.5 V –150 mA VCC = MAX, VOUT = 0 V IIL Input LOW Current IOS Output Short Circuit Current (Note 2) ICC Power Supply Current Total, Output HIGH 1.4 mA VCC = MAX, VIN = GND Total, Output LOW 5.1 mA VCC = MAX, VIN = Open –60 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 CHARACTERISTICS Symbol Parameter 54/74F 54F 74F TA = +25°C TA = –55°C to +125°C TA = 0°C to 70°C VCC = +5.0 V VCC = 5.0 V ± 10% VCC = 5.0 V ± 10% CL = 50 pF CL = 50 pF CL = 50 pF Min Max Min Max Min Max Unit tPLH Propagation Delay 2.4 5.0 2.0 7.0 2.4 6.0 ns tPHL Propagation Delay 1.5 4.3 1.5 6.5 1.5 5.3 ns FAST AND LS TTL DATA 4-18