DM64ALS08 NSC | Alldatasheet

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Technical content

Features

Y Switching specifications at 50 pF Y Switching specifications guaranteed over full tempera- ture and V CC range Y Advanced oxide-isolated, ion-implanted Schottky TTL process Y Functionally and pin for pin compatible with Schottky and low power Schottky TTL counterpart Y Improved AC performance over Schottky and low pow- er Schottky counterparts Y DM64ALS08 guaranteed over extended temperature b40§Ct o a85§C Connection Diagram Dual-In-Line Package TL/F/6271–1 Order Number DM64ALS08M, DM64ALS08N, DM74ALS08M, DM74ALS08N or DM74ALS08SJ See NS Package Number M14A, M14D or N14A Function Table Y e AB Inputs Output AB Y LL L LH L HL L HH H H e High Logic Level L e Low Logic Level C1995 National Semiconductor Corporation RRD-B30M115/Printed in U. S. A.

Operating Free Air Temperature Range DM74ALS 0 §Ct o a70§C DM64ALS b40§Ct o a85§C Storage Temperature Range b65§Ct o a150§C Typical iJA N Package 89 §C/W M Package 120 §C/W 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 DM64ALS08 DM74ALS08 Units Min Nom Max Min Nom Max VCC Supply Voltage 4.5 5 5.5 4.5 5 5.5 V VIH High Level Input Voltage 2 2 V VIL Low Level Input Voltage 0.8 0.8 V IOH High Level Output Current b0.4 b0.4 mA IOL Low Level Output Current 8 8 mA TA Free Air Operating Temperature b40 85 0 70 §C

Electrical Characteristics

over recommended operating free air temperature range. All typical values are measured at V CC e 5V, T A e 25§C. Symbol Parameter Conditions Min Typ Max Units VIK Input Clamp Voltage V CC e 4.5V, I I eb 18 mA b1.5 V VOH High Level Output I OH eb 0.4 mA VCC b 2VVoltage V CC e 4.5V to 5.5V VOL Low Level Output V CC e 4.5V I OL e 4 mA 0.25 0.4 V Voltage IOL e 8 mA 0.35 0.5 V II Input Current @ Max. V CC e 5.5V, V IH e 7V 0.1 mAInput Voltage IIH High Level Input Current V CC e 5.5V, V IH e 2.7V 20 mA IIL Low Level Input Current V CC e 5.5V, V IL e 0.4V b0.1 mA IO Output Drive Current V CC e 5.5V V O e 2.25V b30 b112 mA ICC Supply Current V CC e 5.5V Outputs High 1.3 2.4 mA Outputs Low 2.2 4 mA Switching Characteristics over recommended operating free air temperature range (Note 1). Symbol Parameter Conditions DM64ALS08 DM74ALS08 Units Min Max Min Max tPLH Propagation Delay Time V CC e 4.5V to 5.5V 4 14 4 14 nsLow to High Level Output R L e 500X tPHL Propagation Delay Time CL e 50 pF 3 10 3 10 nsHigh to Low Level Output Note 1: See Section 5 for test waveforms and output load.

Physical Dimensions inches (millimeters) S.O. Package (M) Order Number DM64ALS08M or DM74ALS08M Small Outline Package (SJ) Order Number DM74ALS08SJ

DM64ALS08/DM74ALS08 Quad 2-Input AND Gate Physical Dimensions inches (millimeters) (Continued) Molded Dual-In-Line Package (N) Order Number DM64ALS08N or DM74ALS08N 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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