Datasheet

UNISONIC TECHNOLOGIES CO., LTD
U74HC02
CMOS IC
HCQUADRUPLE 2-INPUT NOR
GATES

DESCRIPTION
The U74HC02 contains four independent 2-input NOR gates,
which provides the Function Y=A+B in positive logic.

FEATURES
* Operation voltage range:
* Low Quiescent Current:
* High speed:
* Low input current:

2~6V
ICC=2uA(Max)
tPD = 8ns(Typ) VCC=6V
100nA Max
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
U74HC02L-D14-T
U74HC02G-D14-T
U74HC02G-S14-R
U74HC02G-P14-R
-

Package
Packing
DIP-14
SOP-14
TSSOP-14
Tube
Tape Reel
Tape Reel
MARKING
DIP-14
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
SOP-14 / TSSOP-14
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U74HC02


CMOS IC
PIN CONFIGURATION
A
B
1
14 VCC
1A
2
13 4Y
1B
3
12 4B
2Y
4
11 4A
2A
5
10 3Y
2B
6
9
3B
GND
7
8
3A
FUNCTION TABLE
INPUT(A)
L
L
H
H

1Y
INPUT(B)
L
H
L
H
OUTPUT(Y)
H
L
L
L
LOGIC DIAGRAM
1
2
4
Y
A
B
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
1
2
≥1
4
Y
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U74HC02

CMOS IC
ABSOLUTE MAXIMUM RATING (TA = 25°С, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
-0.5~7
V
Input Clamp Current
IIK
±20
mA
Output Clamp Current
IOK
±20
mA
Output Current
IOUT
±25
mA
VCC or GND Current
ICC
±50
mA
Storage Temperature
TSTG
-65 ~ +150
°С
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
SYMBOL
DIP-14
SOP-14
TSSOP-14
Junction to Ambient

θJA
UNIT
°C/W
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
VCC
VIN
VOUT
Supply Voltage
Input Voltage
Output Voltage
Input Transition Rise or Fall Rate
tR, tF
Operating Temperature

RATINGS
80
86
113
CONDITIONS
MIN
2
0
0
TYP
5
VCC=2V
VCC=4.5V
VCC=6V
TA
-40
MAX
6
VCC
VCC
1000
500
400
85
UNIT
V
V
V
MAX
UNIT
ns
°С
STATIC CHARACTERISTICS (TA = 25°С, unless otherwise specified)
PARAMETER
SYMBOL
High-Level Input Voltage
VIH
Low-Level Input Voltage
VIL
High-Level Output Voltage
VOH
Low-Level Output Voltage
VOL
Input Leakage Current
Quiescent Supply Current
Input Capacitance
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
VIN= VIH or VIL
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
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
1.5
3.15
4.2
TYP
V
0.5
1.35
1.8
1.9
4.4
5.9
3.98
5.48
1.998
4.999
5.999
4.3
5.8
0.002
0.001
0.001
0.17
0.15
±0.1
3
V
V
0.1
0.1
0.1
0.26
0.26
±100
2
10
V
nA
µA
pF
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U74HC02

DYNAMIC CHARACTERISTICS (TA=25°С, Input: tR=tF=6ns, unless otherwise specified )
PARAMETER
Propagation delay from
Input(A or B) to Output(Y)
Output Transition Time

CMOS IC
SYMBOL
tPLH, tPHL
tT
TEST CONDITIONS
VCC=2V, CL=50pF
VCC=4.5V, CL=50pF
VCC=6V, CL=50pF
VCC=2V
VCC=4.5V
VCC=6V
MIN
TYP
45
9
8
38
8
6
MAX
90
18
15
75
15
13
UNIT
ns
ns
OPERATING CHARACTERISTICS (TA=25°С, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITION
Power Dissipation Capacitance
CPD
No Load
UNISONIC TECHNOLOGIES CO., LTD
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RATINGS
22
UNIT
pF
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U74HC02

CMOS IC
TEST CIRCUIT AND WAVEFORMS
Output
CL (Note)
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
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