UNISONIC TECHNOLOGIES CO., LTD U74HCT3G34 CMOS IC TRIPLE BUFFER GATE DESCRIPTION The U74HCT3G34 provides three buffers, it is compatible with TTL. MSOP-8 FEATURES * Low power dissipation * High speed * High noise immunity ORDERING INFORMATION Ordering Number U74HCT3G34G-P08-R U74HCT3G34G-SM1-R TSSOP-8 Package TSSOP-8 MSOP-8 Packing Tape Reel Tape Reel MARKING MSOP-8 www.unisonic.com.tw Copyright © 2016 Unisonic Technologies Co., Ltd TSSOP-8 1 of 4 QW-R502-116.D U74HCT3G34 CMOS IC PIN CONFIGURATION 1A 1 8 VCC 3Y 2 7 1Y 2A 3 6 3A GND 4 5 2Y FUNCTION TABLE (each gate) INPUT A L H OUTPUT Y L H LOGIC DIAGRAM (positive logic) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 4 QW-R502-116.D U74HCT3G34 CMOS IC ABSOLUTE MAXIMUM RATINGS (unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.5~7 V Output Voltage VOUT -0.5~VCC+0.5 V Output Current IOUT 25 mA VCC or GND Current ICC 50 mA Input Clamp Current IIK ±20 mA Output Clamp Current IOK ±20 mA Power Dissipation PD 300 mW Storage Temperature TSTG -65 ~ +150 °C Note: 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. RECOMMENDED OPERATING CONDITIONS PARAMETER Supply Voltage Input Voltage Output Voltage Input Rise and Fall Times Operating Temperature SYMBOL CONDITIONS VCC VIN VOUT tR, tF VCC=4.5V TA High-Level Output Voltage Low-Level Output Voltage Input Leakage Current MAX 5.5 VCC VCC 500 +125 UNIT V V V ns °C MAX 0.1 0.33 ±1.0 UNIT V V V V V V μA VCC=5.5V, IOUT=0, VIN=VCC or GND 10 μA VCC=5.5V, VIN=VCC -2.1V; IOUT=0 375 μA SYMBOL TEST CONDITIONS VIH VCC=4.5V~5.5V VIL VCC=4.5V~5.5V VCC=4.5V, IOH=-20μA VOH VCC=4.5V, IOH=-4.0mA VCC=4.5V, IOL=20μA VOL VCC=4.5V, IOL =4.0mA II(LEAK) VCC=5.5V, VIN=VCC or GND Quiescent Supply Current Additional Quiescent Supply Current Input Capacitance IQ IQ 6.0 -40 MIN 2.0 4.4 4.13 CIN TYP 1.6 1.2 4.5 4.32 0 0.15 0.8 1.5 pF DYNAMIC CHARACTERISTICS (TA=25°C, tR, tF≤6.0ns) PARAMETER SYMBOL TEST CONDITIONS Propagation Delay From nA to nY tPHL /tPLH VCC=4.5V, CL=50 pF Output Transition Time tTHL /tTLH VCC=4.5V, CL=50 pF TYP 5.0 STATIC CHARACTERISTICS (TA=25°C) PARAMETER High-Level Input Voltage Low-Level Input Voltage MIN 4.5 0 0 MIN TYP 10 6 MAX 23 19 UNIT ns ns MIN TYP 9 MAX UNIT pF OPERATING CHARACTERISTICS PARAMETER Power Dissipation Capacitance per Gate SYMBOL Cpd UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw TEST CONDITION 3 of 4 QW-R502-116.D U74HCT3G34 CMOS IC T TEST CIRCUIT AND WAVEFORMS Note: CL includes probe and jig capacitance. 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 4 of 4 QW-R502-116.D