DESCRIPTION
Each buffer provides the function Y=A. FEATURES
* Operate from 2V to 5.5V * High noise immunity * Low power dissipation * Balanced propagation delays CMOS IC SOP-14 ORDERING INFORMATION Ordering Number U74AHC34G-S14-R Package SOP-14 Packing Tape Reel Copyright © 2009 Unisonic Technologies Co., Ltd 1 of 5 QW-R502-384.A U74AHC34 PIN CONFIGURATION Preliminary 1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 14 VCC 13 6A 12 6Y 11 5A 10 5Y 9 4A 8 4Y FUNCTION TABLE (each gate) INPUT A OUTPUT Y LL HH Note: H: HIGH voltage level; L: LOW voltage level. LOGIC SYMBOL(each gate) Logic symbol IEC logic symbol CMOS IC UNISONIC TECHNOLOGIES CO., LTD 2 of 5 Ver.A U74AHC34 Preliminary CMOS IC ABSOLUTE MAXIMUM RATING (unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Supply Voltage Input Voltage VCC -0.5 ~ +7 V VIN -0.5 ~ +7 V Output Voltage VOUT -0.5~ VCC +0.5 V VCC or GND Current Output Sink Current VOUT>-0.5V ICC IOUT ±50 mA ±25 mA Input Clamp Current VIN<-0.5V IIK -20 mA Output Clamp Current Operating Temperature VOUT<-0.5V IOK TOPR ±20 -40 ~ + 85 mA °C Storage Temperature TSTG -65 ~ + 150 °C Note 1.
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