Datasheet

UNISONIC TECHNOLOGIES CO., LTD
U74AHCT1G08
CMOS IC
2-INPUT AND GATE

DESCRIPTION
The U74AHCT1G08 is a 2-input AND gate which provides the
Function Y=A×B

FEATURES
* Operation voltage range: 4.5V ~5.5V
* Low Power Current: ICC=1μA (Max.)
* ±8mA Output Drive at 5V
* Inputs are TTL-Voltage Compatible

ORDERING INFORMATION
Ordering Number
U74AHCT1G08G-AE5-R
U74AHCT1G08G-AF5-R
U74AHCT1G08G-AL5-R

Package
SOT-23-5
SOT-25
SOT-353
Packing
Tape Reel
Tape Reel
Tape Reel
MARKING
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
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QW-R502-214.F
U74AHCT1G08

CMOS IC
PIN CONFIGURATION
VCC
5
Y
4
1
A

3
GND
FUNCTION TABLE (Each Gate)
INPUT
A
L
L
H
H

2
B
B
L
H
L
H
OUTPUT
Y
L
L
L
H
LOGIC DIAGRAM (Positive Logic)
UNISONIC TECHNOLOGIES CO., LTD
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QW-R502-214.F
U74AHCT1G08

CMOS IC
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
-0.5 ~ 7
V
Input Voltage
VIN
-0.5 ~ 7
V
Output Voltage
VOUT
-0.5 ~ VCC+0.5
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
°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 COMDITIONS
PARAMETER
Supply Voltage
Input Voltage
Output Voltage
Input Transition Rise or Fall Rate
Operating Temperature

High-Level Output Voltage
Low-Level Output Voltage
Input Leakage Current
Quiescent Supply Current
Additional Quiescent Supply
Current
Input Capacitance
MIN
4.5
0
0
TYP
MAX
5.5
5.5
VCC
20
125
TYP
MAX
VCC=5.0+0.5V
-40
UNIT
V
V
V
ns/V
°С
SYMBOL
TEST CONDITIONS
VIH
VCC=4.5V~5.5V
VIL
VCC=4.5V~5.5V
IOH=-50μA
VOH
VCC=4.5V
IOH=-8mA
IOL=50μA
VOL
VCC=4.5V
IOL =8mA
II(LEAK)
VCC=5.5V, VIN=VCC or GND
IQ
VCC=5.5V, VIN=VCC or GND, IOUT=0
VCC=5.5V, VIN=3.4V; other input at
 IQ
VCC or GND; IOUT=0
CIN
VCC=5V, VIN=VCC or GND
MIN
2.0
0.1
0.36
±0.1
1
UNIT
V
V
V
V
V
V
μA
μA
1.35
mA
4
10
pF
TYP
5
5
5.5
5.5
MAX
6.9
6.9
7.9
7.9
UNIT
ns
ns
ns
ns
MAX
UNIT
pF
0.8
4.4
3.94
4.5
DYNAMIC CHARACTERISTICS (tR, tF ≤ 3ns, unless otherwise specified)
PARAMETER
Propagation delay from input
(A and B) to output(Y)

CONDITIONS
STATIC CHARACTERISTICS (TA=25°C, unless otherwise specified)
PARAMETER
High-Level Input Voltage
Low-Level Input Voltage

SYMBOL
VCC
VIN
VOUT
t/v
TA
SYMBOL
TEST CONDITIONS
tPLH
VCC=5V±0.5V, CL=15pF
tPHL
tPLH
VCC=5V±0.5V, CL=50 pF
tPHL
MIN
OPERATING CHARACTERISTICS (VCC=5V, TA=25°C, unless otherwise specified)
PARAMETER
Power Dissipation Capacitance
SYMBOL
TEST CONDITIONS
CPD
f=1MHz, No load.
UNISONIC TECHNOLOGIES CO., LTD
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MIN
TYP
18
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QW-R502-214.F
U74AHCT1G08

CMOS IC
TEST CIRCUIT AND WAVEFORMS
Note: CL includes probe and jig capacitance.
1/2 × VCC
Input
1/2 × VCC
tPLH
tPHL
1/2 × VCC
1/2 × VCC
Output
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.
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www.unisonic.com.tw
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QW-R502-214.F
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