SN74F08 QUADRUPLE 2-INPUT POSITIVE-AND GATE SDFS038A – D2932, MARCH 1987 – REVISED OCTOBER 1993 • D OR N PACKAGE (TOP VIEW) Package Options Include Plastic Small-Outline Packages and Standard Plastic 300-mil DIPs 1A 1B 1Y 2A 2B 2Y GND description The SN74F08 contains four independent 2-input AND gates. It performs the Boolean functions Y = A • B or Y = A + B in positive logic. The SN74F08 is characterized for operation from 0°C to 70°C. 1 14 2 13 3 12 4 11 5 10 6 9 7 8 VCC 4B 4A 4Y 3B 3A 3Y FUNCTION TABLE (each gate) INPUTS A B OUTPUT Y H H H L X L X L L logic symbol† 1A 1B 2A 2B 3A 3B 4A 4B 1 logic diagram, each gate (positive logic) & 3 2 4 6 5 A 1Y B Y 2Y 9 10 8 3Y 12 13 11 4Y † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. absolute maximum ratings over operating free-air temperature range (unless otherwise noted)‡ Supply voltage range, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 0.5 V to 7 V Input voltage range, VI (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 1.2 V to 7 V Input current range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 30 mA to 5 mA Voltage range applied to any output in the high state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 0.5 V to VCC Current into any output in the low state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 mA Operating free-air temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C Storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – 65°C to 150°C ‡ Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. NOTE 1: The input voltage ratings may be exceeded provided the input current ratings are observed. Copyright 1993, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 2–1 SN74F08 QUADRUPLE 2-INPUT POSITIVE-AND GATE SDFS038A – D2932, MARCH 1987 – REVISED OCTOBER 1993 recommended operating conditions VCC VIH Supply voltage VIL IIK Low-level input voltage IOH IOL High-level output current Low-level output current TA Operating free-air temperature High-level input voltage MIN NOM MAX 4.5 5 5.5 2 UNIT V V Input clamp current 0.8 V – 18 mA –1 mA 20 mA 70 °C 0 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VIK VOH VOL II IIH IIL IOS‡ ICCH MIN VCC = 4.5 V, VCC = 4.5 V, II = – 18 mA IOH = – 1 mA VCC = 4.75 V, VCC = 4.5 V, IOH = – 1 mA IOL = 20 mA VCC = 5.5 V, VCC = 5.5 V, TYP† 2.5 MAX UNIT – 1.2 V 3.4 V 2.7 0.3 0.5 V VI = 7 V VI = 2.7 V 0.1 mA 20 µA VCC = 5.5 V, VCC = 5.5 V, VI = 0.5 V VO = 0 – 0.6 mA VCC = 5.5 V, VCC = 5.5 V, VI = 4.5 V VI = 0 – 60 –150 mA 5.5 8.3 mA ICCL 8.6 † All typical values are at VCC = 5 V, TA = 25°C. ‡ Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second. 12.9 mA switching characteristics (see Note 2) PARAMETER tPLH tPHL FROM (INPUT) A or B TO (OUTPUT) Y VCC = 5 V, CL = 50 pF, RL = 500 Ω, TA = 25°C VCC = 4.5 V to 5.5 V, CL = 50 pF, RL = 500 Ω, TA = MIN to MAX§ MIN TYP MAX MIN MAX 2.2 3.8 5.6 2.2 6.6 1.7 3.6 5.3 1.7 6.3 § For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. 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