54LS32/DM54LS32/DM74LS32 Quad 2-Input OR Gates General Description Features This device contains four independent gates each of which performs the logic OR function. Y Alternate Military/Aerospace device (54LS32) is available. Contact a National Semiconductor Sales Office/ Distributor for specifications. Connection Diagram Dual-In-Line Package TL/F/6361 – 1 Order Number 54LS32DMQB, 54LS32FMQB, 54LS32LMQB, DM54LS32J, DM54LS32W, DM74LS32M or DM74LS32N See NS Package Number E20A, J14A, M14A, N14A or W14B Function Table YeAaB Inputs Output A B Y L L H H L H L H L H H H H e High Logic Level L e Low Logic Level C1995 National Semiconductor Corporation TL/F/6361 RRD-B30M105/Printed in U. S. A. 54LS32/DM54LS32/DM74LS32 Quad 2-Input OR Gates May 1989 Absolute Maximum Ratings (Note) 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. 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 Recommended Operating Conditions Symbol DM54LS32 Parameter VCC Supply Voltage VIH High Level Input Voltage VIL Low Level Input Voltage IOH High Level Output Current IOL Low Level Output Current TA Free Air Operating Temperature DM74LS32 Units Min Nom Max Min Nom Max 4.5 5 5.5 4.75 5 5.25 2 2 V V 0.7 0.8 V b 0.4 b 0.4 mA 8 mA 70 §C 4 b 55 125 0 Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol VI VOH VOL Parameter Conditions Typ (Note 1) Min Max Units b 1.5 V Input Clamp Voltage VCC e Min, II e b18 mA High Level Output Voltage VCC e Min, IOH e Max VIH e Min DM54 2.5 3.4 DM74 2.7 3.4 Low Level Output Voltage VCC e Min, IOL e Max VIL e Max DM54 0.25 DM74 0.35 0.5 IOL e 4 mA, VCC e Min DM74 0.25 0.4 V 0.4 V Input Current @ Max Input Voltage VCC e Max, VI e 7V IIH High Level Input Current IIL Low Level Input Current VCC e Max, VI e 2.7V VCC e Max, VI e 0.4V IOS Short Circuit Output Current VCC e Max (Note 2) ICCH Supply Current with Outputs High VCC e Max 3.1 6.2 mA ICCL Supply Current with Outputs Low VCC e Max 4.9 9.8 mA II 0.1 mA 20 mA b 0.36 mA DM54 b 20 b 100 DM74 b 20 b 100 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 CL e 15 pF CL e 50 pF Units Min Max Min Max tPLH Propagation Delay Time Low to High Level Output 3 11 4 15 ns tPHL Propagation Delay Time High to Low Level Output 3 11 4 15 ns 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 3 Physical Dimensions inches (millimeters) Ceramic Leadless Chip Carrier Package (E) Order Number 54LS32LMQB NS Package Number E20A 14-Lead Ceramic Dual-In-Line Package (J) Order Number 54LS32DMQB or DM54LS32J NS Package Number J14A 4 Physical Dimensions inches (millimeters) 14-Lead Small Outline Molded Package (M) Order Number DM74LS32M NS Package Number M14A 14-Lead Molded Dual-In-Line Package (N) Order Number DM74LS32N NS Package Number N14A 5 54LS32/DM54LS32/DM74LS32 Quad 2-Input OR Gates Physical Dimensions inches (millimeters) (Continued) 14-Lead Ceramic Flat Package (W) Order Number 54LS32FMQB or DM54LS32W 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 EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. 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