DUAL 4-INPUT NAND GATES
UNISONIC TECHNOLOGIES CO., LTD U74HC20
DUAL 4-INPUT NAND GATES
DESCRIPTION
The U74HC20 contains two independent 4-inp...
Description
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.
THER...
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