Maker : National Semiconductor
Part No. : DM74LS02N

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Shortcut : DM74LS02  DM74LS02  DM74LS02E  DM74LS02J  DM74LS02M  DM74LS02M  DM74LS02N  DM74LS02N  DM74LS02SJ  DM74LS02W 

Product Information

54LS02 DM54LS02 DM74LS02 Quad 2-Input NOR Gates June 1989 54LS02 DM54LS02 DM74LS02 Quad 2-Input NOR Gates General Description This device contains four independent gates each of which performs the logic NOR function Features Y Alternate Military Aerospace device (54LS02) is available Contact a National Semiconductor Sales Office Distributor for specifications Connection Diagram Dual-In-Line Package TL F 6441 – 1 Order Number 54LS02DMQB 54LS02FMQB 54LS02LMQB DM54LS02J DM54LS02W DM74LS02M or DM74LS02N See NS Package Number E20A J14A M14A N14A or W14B Function Table YeAaB Inputs A L L H H B L H L H Output Y H L L L H e High Logic Level L e Low Logic Level C1995 National Semiconductor Corporation TL F 6441 RRD-B30M105 Printed in U S A Absolute Maximum Ratings (Note) If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage 7V Input Voltage 7V Operating Free Air Temperature Range b 55 C to a 125 C DM54LS and 54LS DM74LS 0 C to a 70 C Storage Temperature Range b 65 C to a 150 C Note The ‘‘Absolute Maximum Ratings’’ are those values beyond which the safety of the device cannot be guaranteed The device should not be operated at these limits The parametric values defined in the ‘‘Electrical Characteristics’’ table are not guaranteed at the absolute maximum ratings The ‘‘Recommended Operating Conditions’’ table will define the conditions for actual device operation Recommended Operating Conditions Symbol VCC VIH VIL IOH IOL TA Parameter Min Supply Voltage High Level Input Voltage Low Level Input Voltage High Level Output Current Low Level Output Current Free Air Operating Temperature b 55 DM54LS02 Nom 5 Max 55 Min 4 75 2 07 b0 4 DM74LS02 Nom 5 Max 5 25 Units V V 08 b0 4 45 2 V mA mA C 4 125 0 8 70 Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol VI VOH VOL Parameter Input Clamp Voltage High Level Output Voltage Low Level Output Voltage Conditions VCC e Min II e b18 mA VCC e Min IOH e Max VIL e Max VCC e Min IOL e Max VIH e Min IOL e 4 mA VCC e Min II IIH IIL IOS ICCH ICCL Input Current Input Voltage Max VCC e Max VI e 7V VCC e Max VI e 2 7V VCC e Max VI e 0 4V VCC e Max (Note 2) VCC e Max VCC e Max DM54 DM74 b 20 b 20 Min Typ (Note 1) Max b1 5 Units V V DM54 DM74 DM54 DM74 DM74 25 27 34 34 0 25 0 35 0 25 04 05 04 01 20 b 0 40 b 100 b 100 V mA mA mA mA High Level Input Current Low Level Input Current Short Circuit Output Current Supply Current with Outputs High Supply Current with Outputs Low 16 28 32 54 mA mA Switching Characteristics at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load) RL e 2 kX Symbol Parameter Min tPLH tPHL Propagation Delay Time Low to High Level Output Propagation Delay Time High to Low Level Output CL e 15 pF Max 13 10 CL e 50 pF Min Max 18 15 ns ns Units Note 1 All typicals are at VCC e 5V TA e 25 C Note 2 Not more than one output should be shorted at a time and the duration should not exceed one second 2 Physical Dimensions inches (millimeters) Ceramic Leadless Chip Carrier Package (E) Order Number 54LS02LMQB NS Package Number E20A 3 Physical Dimensions inches (millimeters) (Continued) 14-Lead Ceramic Dual-In-Line Package (J) Order Number 54LS02DMQB or DM54LS02J NS Package Number J14A 14-Lead Small Outline Molded Package (M) Order Number DM74LS02M NS Package Number M14A 4 Physical Dimensions inches (millimeters) (Continued) 14-Lead Molded Dual-In-Line Package (N) Order Number DM74LS02N NS Package Number N14A 5 54LS02 DM54LS02 DM74LS02 Quad 2-Input NOR Gates Physical Dimensions inches (millimeters) (Continued) 14-Lead Ceramic Flat Package (W) Order Number 54LS02FMQB or DM54LS02W NS Package Number W14B LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE...

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