U74AHC02

UNISONIC TECHNOLOGIES CO., LTD U74AHC02 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 CMOS IC „ 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 Package SOP-14 SOP-14 TSSOP-14 TSSOP-14 Packing Tape Reel Tube Tape Reel Tube www.unisonic.com.tw Copyright © 2012 Unisonic Technologies Co., Ltd 1 of 5 QW-R502-344.C U74AHC02 „ PIN CONFIGURATION 1Y 1 1A 2 1B 3 2Y 4 2A 5 2B 6 GND 7 „ FUNCTION TABLE INPUT A L L H H „ LOGIC DIAGRAM (positive logic) B L H L H 14 VCC 13 4Y 12 4B 11 4A 10 3Y 9 3B 8 3A OUTPUT Y H L L L IEC logic symbol CMOS IC 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 Input Clamp Current VOUT IIK -0.5~VCC+0.5 -20 V mA Output Clamp Current IOK ±20 mA Continuous Output Current VCC or GND Current IOUT ICC ±25 mA ±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 a...