UNISONIC TECHNOLOGIES CO., LTD U74AHC02 CMOS IC 2-INPUT NOR GATE DESCRIPTION The UTC U74AHC02 are independent 2-input NOR gates which provides the function Y = A + B . FEATURES * Operation Voltage Range: 2.0~5.5V * Low Power Dissipation * High Noise Immunity * Balanced Propagation Delays ORDERING INFORMATION Ordering Number Lead Free Halogen Free U74AHC02L-S14-R U74AHC02G-S14-R U74AHC02L-S14-T U74AHC02G-S14-T U74AHC02L-P14-R U74AHC02G-P14-R U74AHC02L-P14-T U74AHC02G-P14-T www.unisonic.com.tw Copyright © 2012 Unisonic Technologies Co., Ltd Package Packing SOP-14 SOP-14 TSSOP-14 TSSOP-14 Tape Reel Tube Tape Reel Tube 1 of 5 QW-R502-344.C U74AHC02 CMOS IC PIN CONFIGURATION 1Y 1 14 VCC 1A 2 13 4Y 1B 3 12 4B 2Y 4 11 4A 2A 5 10 3Y 2B 6 9 3B GND 7 8 FUNCTION TABLE INPUT A L L H H 3A OUTPUT Y H L L L B L H L H LOGIC DIAGRAM (positive logic) IEC logic symbol UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R502-344.C U74AHC02 CMOS IC ABSOLUTE MAXIMUM RATINGS (unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.5~+7 V Input Voltage VIN -0.5~+7 V Output Voltage VOUT -0.5~VCC+0.5 V Input Clamp Current IIK -20 mA Output Clamp Current IOK ±20 mA Continuous Output Current IOUT ±25 mA VCC or GND Current ICC ±50 mA Storage Temperature TSTG -65 ~ + 150 °C Notes: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2. The input and output voltage ratings may be exceeded if the input and output current ratings are observed. RECOMMENDED OPERATING CONDITIONS PARAMETER Supply Voltage Input Voltage Output Voltage SYMBOL VCC VIN VOUT High VIH Low VIL High IOH Low IOL Input Voltage Output Current Input Rise or Fall Times Δt ΔV Operating Temperature TOPR TEST CONDITIONS High or low state VCC=2V VCC=3V VCC=5.5V VCC=2V VCC=3V VCC=5.5V VCC=2V VCC=3.3V±0.3V VCC=5V±0.5V VCC=2V VCC=3.3V±0.3V VCC=5V±0.5V VCC=3.3V±0.3V VCC=5V±0.5V MIN TYP MAX UNIT 2 5.5 V 0 5.5 V 0 VCC V 1.5 V 2.1 V 3.85 V 0.5 V 0.9 V 1.65 V -50 μA -4 mA -8 mA 50 μA 4 mA 8 mA 100 ns/V 20 ns/V -40 125 °C ELECTRICAL CHARACTERISTICS (TA=25°C , unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP VCC=2.0V, IOH=-50μA 1.9 2.0 VCC=3.0V, IOH=-50μA 2.9 3.0 VCC=4.5V, IOH=-50μA 4.4 4.5 High VOH VCC=3.0V, IOH=-4mA 2.58 VCC=4.5V, IOH=-8mA 3.94 Output Voltage VCC=2.0V, IOL=50μA VCC=3.0V, IOL=50μA Low VOL VCC=4.5V, IOL=50μA VCC=3.0V, IOL=4mA VCC=4.5V, IOL=8mA Input Leakage Current II(LEAK) VCC=0~5.5V, VIN=5.5V or GND Quiescent Supply Current IQ VCC=5.5V, VIN=VCC or GND, IOUT=0 Input Capacitance CIN VCC=5.0V, VIN=VCC or GND 4 Note: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MAX UNIT V V V V V 0.1 V 0.1 V 0.1 V 0.36 V 0.36 V ±0.1 μA 2 μA 10 pF 3 of 5 QW-R502-344.C U74AHC02 SWITCHING CHARACTERISTICS (see Test Circuit and Waveforms) PARAMETER Propagation delay from input (A or B) to output(Y) CMOS IC SYMBOL tPLH/tPHL tPLH/tPHL TEST CONDITIONS VCC=3.3V±0.3V, CL=15pF VCC=3.3V±0.3V, CL=50pF VCC=5.0V±0.5V, CL=15pF VCC=5.0V±0.5V, CL=50pF MIN TYP 5.6 8.1 3.6 5.1 MAX UNIT 7.9 ns 11.4 ns 5.5 ns 7.5 ns MIN TYP 15 MAX UNIT pF OPERATING CHARACTERISTICS (VCC=5V, Ta=25°С) PARAMETER Power Dissipation Capacitance SYMBOL TEST CONDITIONS CPD No load, f=1MHz UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 5 QW-R502-344.C U74AHC02 CMOS IC TEST CIRCUIT AND WAVEFORMS Note: CL includes probe and jig capacitance. PRR ≤1MHz, ZO = 50Ω, tR ≤3ns, tF ≤3ns. UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 5 QW-R502-344.C