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U74HC20 Dataheets PDF



Part Number U74HC20
Manufacturers Unisonic Technologies
Logo Unisonic Technologies
Description DUAL 4-INPUT NAND GATES
Datasheet U74HC20 DatasheetU74HC20 Datasheet (PDF)

UNISONIC TECHNOLOGIES CO., LTD U74HC20 DUAL 4-INPUT NAND GATES  DESCRIPTION The U74HC20 contains two independent 4-input NAND gates.They perform the Boolean function Y=A  B  C  D or Y=A  B  C  D in positive logic.  FEATURES * Operation voltage range: * Low Quiescent Current: * High speed: * Low input current: 2~6V ICC=2µA (Max.) tPD=11ns (Typ.) 100nA (Max.)  ORDERING INFORMATION Ordering Number Lead Free Halogen Free U74HC20L-S14-R U74HC20G-S14-R U74HC20L-P14-R U74HC20G-P14-.

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UNISONIC TECHNOLOGIES CO., LTD U74HC20 DUAL 4-INPUT NAND GATES  DESCRIPTION The U74HC20 contains two independent 4-input NAND gates.They perform the Boolean function Y=A  B  C  D or Y=A  B  C  D in positive logic.  FEATURES * Operation voltage range: * Low Quiescent Current: * High speed: * Low input current: 2~6V ICC=2µA (Max.) tPD=11ns (Typ.) 100nA (Max.)  ORDERING INFORMATION Ordering Number Lead Free Halogen Free U74HC20L-S14-R U74HC20G-S14-R U74HC20L-P14-R U74HC20G-P14-R Package SOP-14 TSSOP-14 CMOS IC Packing Tape Reel Tape Reel  MARKING www.unisonic.com.tw Copyright © 2023 Unisonic Technologies Co., Ltd 1 of 5 QW-R502-631.G U74HC20  PIN CONFIGURATION 1A 1 1B 2 NC 3 1C 4 1D 5 1Y 6 GND 7 14 VCC 13 2D 12 2C 11 NC 10 2B 9 2A 8 2Y  FUNCTION TABLE (each gate) INPUT(A) H L X X X INPUT(B) H X L X X  LOGIC DIAGRAM INPUT(C) H X X L X INPUT(D) H X X X L CMOS IC OUTPUT(Y) L H H H H UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R502-631.G U74HC20 CMOS IC  ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL RATINGS UNIT Supply Voltage Input Clamp Current VCC -0.5 ~ 7 V IIK ±20 mA Output Clamp Current Output Current IOK ±20 mA IOUT ±25 mA VCC or GND Current Storage Temperature ICC TSTG ±50 mA -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.  THERMAL DATA PARAMETER Junction to Ambient SOP-14 TSSOP-14 SYMBOL θJA  RECOMMENDED OPERATING CONDITIONS RATINGS 76 113 UNIT °C/W °C/W PARAMETER Supply Voltage Input Voltage Output Voltage Input Transition Rise or Fall Rate Operating Temperature SYMBOL VCC VIN VOUT tR, tF TA CONDITIONS VCC=2V VCC=4.5V VCC=6V  STATIC CHARACTERISTICS (TA=25°С ,unless otherwise specified) MIN TYP MAX UNIT 2 6 V 0 VCC V 0 VCC V 1000 ns 500 ns 400 ns -40 +125 °C PARAMETER High-Level Input Voltage Low-Level Input Voltage High-Level Output Voltage Low-Level Output Voltage Input Leakage Current Quiescent Supply Current Input Capacitance SYMBOL VIH VIL VOH VOL II(LEAK) IQ CIN TEST CONDITIONS VCC=2V VCC=4.5V VCC=6V VCC=2V VCC=4.5V VCC=6V VCC=2V, IOH=20µA VCC=4.5V, IOH=20µA VCC=6V, IOH=20µA VCC=4.5V, IOH=4mA VCC=6V, IOH=5.2mA VCC=2V, IOL=20µA VCC=4.5V, IOL=20µA VCC=6V, IOL=20µA VCC=4.5V, IOL=4mA VCC=6V, IOL=5.2mA VCC=6V, VIN=VCC or GND VCC=6V, VIN=VCC or GND, IOUT=0 VCC=2V~6V MIN TYP MAX UNIT 1.5 V 3.15 V 4.2 V 0.5 V 1.35 V 1.8 V 1.9 1.998 V 4.4 4.499 V 5.9 5.999 V 3.98 4.3 V 5.48 5.8 V 0.002 0.1 V 0.001 0.1 V 0.001 0.1 V 0.17 0.26 V 0.15 0.26 V ±0.1 ±100 nA 2 µA 3 10 pF UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 5 QW-R502-631.G U74HC20 CMOS IC  DYNAMIC CHARACTERISTICS (TA=25°С, Input: tR=tF=6ns, unless otherwise specified ) PARAMETER SYMBOL TEST CONDITIONS MIN Propagation delay from Input(A, B, C or D) to Output(Y) tPLH, tPHL VCC=2V, CL=50pF VCC=4.5V, CL=50pF VCC=6V, CL=50pF VCC=2V, CL=50pF Output Transition Time tT VCC=4.5V, CL=50pF VCC=6V, CL=50pF  OPERATING CHARACTERISTICS (TA=25°С, unless otherwise specified) TYP MAX UNIT 45 110 ns 14 22 ns 11 19 ns 27 75 ns 9 15 ns 7 13 ns PARAMETER Power Dissipation Capacitance SYMBOL TEST CONDITION CPD No load MIN TYP MAX UNIT 25 pF UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 5 QW-R502-631.G U74HC20 TEST CIRCUIT AND WAVEFORMS CL (Note) Note : CL includes probe and jig capacitance. Output CMOS IC 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. UTC reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the publication hereof. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 5 QW-R502-631.G .


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