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7408 Dataheets PDF



Part Number 7408
Manufacturers Fairchild
Logo Fairchild
Description Quad 2-Input AND Gates
Datasheet 7408 Datasheet7408 Datasheet (PDF)

DM7408 Quad 2-Input AND Gates August 1986 Revised July 2001 DM7408 Quad 2-Input AND Gates General Description This device contains four independent gates each of which performs the logic AND function. Ordering Code: Order Number Package Number Package Description DM7408N N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide Connection Diagram Function Table Y = AB Inputs AB LL LH HL HH H = HIGH Logic Level L = LOW Logic Level Output Y L L L H © 2001 Fairchild Se.

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DM7408 Quad 2-Input AND Gates August 1986 Revised July 2001 DM7408 Quad 2-Input AND Gates General Description This device contains four independent gates each of which performs the logic AND function. Ordering Code: Order Number Package Number Package Description DM7408N N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide Connection Diagram Function Table Y = AB Inputs AB LL LH HL HH H = HIGH Logic Level L = LOW Logic Level Output Y L L L H © 2001 Fairchild Semiconductor Corporation DS006498 www.fairchildsemi.com DM7408 Absolute Maximum Ratings(Note 1) Supply Voltage 7V Input Voltage 5.5V Operating Free Air Temperature Range 0°C to +70°C Storage Temperature Range −65°C to +150°C Note 1: 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 tables 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 Supply Voltage HIGH Level Input Voltage LOW Level Input Voltage HIGH Level Output Current LOW Level Output Current Free Air Operating Temperature Min 4.75 2 0 Electrical Characteristics over recommended operating free air temperature range (unless otherwise noted) Symbol Parameter Conditions Nom 5 Min VI Input Clamp Voltage VCC = Min, II = −12 mA VOH HIGH Level VCC = Min, IOH = Max Output Voltage VIL = Max VOL LOW Level VCC = Min, IOL = Max Output Voltage VIH = Min II Input Current @ Max Input Voltage VCC = Max, VI = 5.5V IIH HIGH Level Input Current VCC = Max, VI = 2.4V IIL LOW Level Input Current VCC = Max, VI = 0.4V IOS Short Circuit Output Current VCC = Max (Note 3) ICCH Supply Current with Outputs HIGH VCC = Max ICCL Supply Current with Outputs LOW VCC = Max Note 2: All typicals are at VCC = 5V, TA = 25°C. Note 3: Not more than one output should be shorted at a time. 2.4 −18 Switching Characteristics at VCC = 5V and TA = 25°C Symbol Parameter tPLH Propagation Delay Time LOW-to-HIGH Level Output tPHL Propagation Delay Time HIGH-to-LOW Level Output CL = 15 pF RL = 400Ω Conditions Max Units 5.25 V V 0.8 V −0.8 mA 16 mA 70 °C Typ (Note 2) 3.4 0.2 11 20 Max −1.5 0.4 1 40 −1.6 −55 21 33 Units V V V mA µA mA mA mA mA Min Max Units 27 ns 19 ns www.fairchildsemi.com 2 DM7408 Quad 2-Input AND Gates Physical Dimensions inches (millimeters) unless otherwise noted 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide Package Number N14A Fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and Fairchild reserves the right at any time without notice to change said circuitry and specifications. LIFE SUPPORT POLICY FAIRCHILD’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 FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury to the user. 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com 3 www.fairchildsemi.com .


STK0070II 7408 CS92210


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