DM81LS98A

DM74LS465 NSC | Alldatasheet

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Y Octal versions of popular DM74365, 366, 367, and 368 (DM8095, 96, 97 and 98) Y Typical power dissipation LS465, 467, (LS95A, 97A) 80 mW LS466, 468, (LS96A, 98A) 65 mW Y Typical propagation delay LS465, 467 (LS95A, 97A) 15 ns LS466, 468 (LS96A, 98A) 10 ns Y Low power-Schottky, TRI-STATE technology Connection Diagrams Dual-In-Line Packages TL/F/6435–1 TL/F/6435–3 TL/F/6435–2 TL/F/6435–4 Order Numbers DM74LS465WM/DM81LS95AWM, DM74LS465N/DM81LS95AN, DM74LS466WM/DM81LS96AWM, DM74LS466N/DM81LS96AN, DM74LS467WM/DM81LS97AWM, DM74LS467N/DM81LS97AN, DM74LS468WM/DM81LS98AWM or DM74LS468N/DM81LS98AN See NS Package Number M20B or N20A TRI-STATEÉ is a registered trademark of National Semiconductor Corporation. C1995 National Semiconductor Corporation RRD-B30M105/Printed in U. S. A.

Absolute Maximum Ratings (Note) Supply Voltage 7V Input Voltage 7V Operating Free Air Temperature Range DM74LS/DM81LS 0 §Ct o a70§C Storage Temperature Range b65§Ct o a150§C Note: The ‘‘Absolute Maximum Ratings’’ are those values beyond which the safety of the device cannot be guaran- teed. 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 Parameter Min Nom Max Units VCC Supply Voltage 4.75 5 5.25 V VIH High Level Input Voltage 2 V VIL Low Level Input Voltage 0.8 V IOH High Level Output Current b5.2 mA IOL Low Level Output Current 24 mA TA Free Air Operating Temperature 0 70 §C ’LS465 (’LS95A) and ’LS467 (’LS97A) Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units(Note 1) VI Input Clamp Voltage V CC e Min, I I eb 18 mA b1.5 V VOH High Level Output V CC e Min, I OH e Max 2.7 VVoltage V IL e Max, V IH e Min VOL Low Level Output V CC e Min, I OL e Max 0.5Voltage V IL e Max, V IH e Min V IOL e 12 mA, V CC e Min 0.4 II Input Current @Max V CC e Max, V I e 7V 0.1 mAInput Voltage IIH High Level Input Current V CC e Max, V I e 2.7V 20 mA IIL Low Level Input V CC e Max V I e 0.5V A (Note 3) b20 Current VI e 0.4V A (Note 4) b50 mA G b50 IOZH Off-State Output Current V CC e Max, V O e 2.4V with High Level Output V IH e Min, V IL e Max 20 mA Voltage Applied IOZL Off-State Output Current V CC e Max, V O e 0.4V with Low Level Output V IH e Min, V IL e Max b20 mA Voltage Applied IOS Short Circuit V CC e Max b20 b100 mAOutput Current (Note 2) ICC Supply Current V CC e Max (Note 3) 16 26 mA Note 1: All typicals are at V CC e 5V, T A e 25§C. Note 2: Not more than one output should be shorted at a time, and the duration should not exceed one second. Note 3: Both G inputs are at 2V. Note 4: Both G inputs are at 0.4V.

’LS465 and ’LS467 Switching Characteristics VCC e 5V, T A e 25§C RL e 667X Symbol Parameter C L e 50 pF C L e 150 pF Units Min Max Min Max tPLH Propagation Delay Time 16 25 nsLow to High Level Output tPHL Propagation Delay Time 28 40 nsHigh to Low Level Output tPZH Output Enable Time 25 30 nsto High Level Output tPZL Output Enable Time 30 42 nsto Low Level Output tPHZ Output Disable Time 20 nsfrom High Level Output (Note 1) tPLZ Output Disable Time 27 nsfrom Low Level Output (Note 1) Note 1: CL e 5 pF. ’LS466 (’LS96A) and ’LS468 (’LS98A) Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units(Note 2) VI Input Clamp Voltage V CC e Min, I I eb 18 mA b1.5 V VOH High Level Output V CC e Min, I OH e Max 2.7 VVoltage V IL e Max, V IH e Min VOL Low Level Output V CC e Min, I OL e Max 0.5 VVoltage V IL e Max, V IH e Min IOL e 12 mA, V CC e Min 0.4 II Input Current @Max V CC e Max, V I e 7V 0.1 mAInput Voltage IIH High Level Input Current V CC e Max, V I e 2.7V 20 mA IIL Low Level Input V CC e Max V I e 0.5V A (Note 4) b20 Current VI e 0.4V A (Note 5) b50 mA G b50 IOZH Off-State Output Current V CC e Max, V O e 2.4V with High Level Output V IH e Min, V IL e Max 20 mA Voltage Applied IOZL Off-State Output Current V CC e Max, V O e 0.4V with Low Level Output V IH e Min, V IL e Max b20 mA Voltage Applied IOS Short Circuit V CC e Max b20 b100 mAOutput Current (Note 3) ICC Supply Current V CC e Max (Note 5) 13 21 mA Note 2: All typicals are at V CC e 5V, T A e 25§C. Note 3: Not more than one output should be shorted at a time, and the duration should not exceed one second. Note 4: Both G inputs are at 2V. Note 5: Both G inputs are at 0.4V.

’LS466 and ’LS468 Switching Characteristics for test waveforms and output load. V CC e 5V, T A e 25§C RL e 667X Symbol Parameter C L e 50 pF C L e 150 pF Units Min Max Min Max tPLH Propagation Delay Time 10 16 nsLow to High Level Output tPHL Propagation Delay Time 17 30 nsHigh to Low Level Output tPZH Output Enable Time 15 30 nsto High Level Output tPZL Output Enable Time 35 45 nsto Low Level Output tPHZ Output Disable Time 20 nsfrom High Level Output (Note 1) tPLZ Output Disable Time 27 nsfrom Low Level Output (Note 1) Note 1: CL e 5 pF. Function Tables LS465 (LS95A) Inputs Output G1G 2A Y H X X Hi-Z X H X Hi-Z LL H H LL L L LS467 (LS97A) Inputs Output G A Y H X Hi-Z LH H LL L H e High Logic Level L e Low Logic Level X e Either High or Low Logic Level Hi-Z e High Impedance (Off) State LS466 (LS96A) Inputs Output G1G 2A Y H X X Hi-Z X H X Hi-Z LL H L LL L H LS468 (LS98A) Inputs Output G A Y H X Hi-Z LH L LL H

Physical Dimensions inches (millimeters) 20-Lead Wide Small Outline Molded Package (M) Order Numbers DM74LS465WM/DM81LS95AWM, DM74LS466WM/DM81LS96AWM, DM74LS467WM/DM81LS97AWM or DM74LS468WM/DM81LS98AWM

DM74LS465 (DM81LS95A)/DM74LS466 (DM81LS96A)/DM74LS467 (DM81LS97A)/ DM74LS468 (DM81LS98A) TRI-STATE Octal Buffer Physical Dimensions inches (millimeters) (Continued) 20-Lead Molded Dual-In-Line Package (N) Order Numbers DM74LS465N/DM81LS95AN, DM74LS466N/DM81LS96AN, DM74LS467N/DM81LS97AN or DM74LS468N/DM81LS98AN 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. Life support devices or systems are devices or 2. A critical component is any component of a life systems which, (a) are intended for surgical implant support device or system whose failure to perform can into the body, or (b) support or sustain life, and whose be reasonably expected to cause the failure of the life failure to perform, when properly used in accordance support device or system, or to affect its safety or with instructions for use provided in the labeling, can effectiveness. be reasonably expected to result in a significant injury to the user. National Semiconductor National Semiconductor National Semiconductor National Semiconductor Corporation Europe Hong Kong Ltd. Japan Ltd.

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