Datasheet

UNISONIC TECHNOLOGIES CO., LTD
U74AHC32
CMOS IC
QUADRUPLE 2-INPUT
POSITIVE-OR GATES

DESCRIPTION
The UTC U74AHC32 are quadruple 2-input positive-or gates
which provides the function Y=A+B in positive logic.

FEATURES
* Operate from 2V to 5.5V
* Max tPD of 7.5ns at 5 V
* Low Power Dissipation: ICC=2μA(Max) at Ta=25°C
* Halogen Free

ORDERING INFORMATION
Ordering Number
U74AHC32G-S14-R
U74AHC32G-P14-R

Package
SOP-14
TSSOP-14
Packing
Tape Reel
Tape Reel
MARKING
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Copyright © 2015 Unisonic Technologies Co., Ltd
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U74AHC32

CMOS IC
PIN CONFIGURATION
1A 1
14 VCC
1B 2
13 4B
1Y 3
12 4A
2A 4
11 4Y
2B 5
10 3B
2Y 6
9 3A
GND 7

3Y
FUNCTION TABLE
INPUTS(A)
INPUTS(B)
H
X
X
H
L
L
Note: H: HIGH voltage level; L: LOW voltage level.

8
OUTPUT(Y)
H
H
L
LOGIC DIAGRAM
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U74AHC32

CMOS IC
ABSOLUTE MAXIMUM RATING
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
VCC or GND Current
ICC
±50
mA
Continuous Output Current
IOUT
±25
mA
Input Clamp Current
IIK
-20
mA
Output Clamp Current
IOK
±20
mA
Operating Temperature
TOPR
-40 ~ + 85
°C
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.

THERMAL DATA
PARAMETER
Junction to Ambient

SYMBOL
TSSOP-14
SOP-14
θJA
RATINGS
113
76
UNIT
C/W
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
SYMBOL
VCC
High-Level Input Voltage
VIH
Low-Level Input Voltage
VIL
Input Voltage
Output Voltage
VIN
VOUT
High-Level Output Current
IOH
Low-Level Output Current
IOL
Input Rise or Fall Times
∆t
∆V
TEST CONDITIONS
VCC=2V
VCC=3V
VCC=5.5V
VCC=2V
VCC=3V
VCC=5.5V
High or Low State
VCC=2V
VCC=3.3V±0.3V
VCC=5V±0.5V
VCC=2V
VCC=3.3V±0.3V
VCC=5V±0.5V
VCC=3.3V±0.3V
VCC=5V±0.5V
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MIN
2
1.5
2.1
3.85
0
0
TYP
MAX
5.5
0.5
0.9
1.65
5.5
VCC
-50
-4
-8
50
4
8
100
20
UNIT
V
V
V
V
V
V
V
V
V
μA
mA
mA
μA
mA
mA
ns/V
ns/V
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U74AHC32

CMOS IC
ELECTRICAL CHARACTERISTICS (TA=25°C , unless otherwise specified)
PARAMETER
SYMBOL
High-Level Output Voltage
VOH
Low-Level Output Voltage
VOL
Input Leakage Current
II(LEAK)
Quiescent Supply Current
IQ
Input Capacitance
CIN

MIN
1.9
2.9
4.4
2.58
3.94
TYP
2.0
3.0
4.5
MAX
0.1
0.1
0.1
0.36
0.36
±0.1
UNIT
V
V
V
V
V
V
V
V
V
V
μA
2
μA
2
10
pF
MIN
TYP
5.5
8
3.8
5.3
MAX
7.9
11.4
5.5
7.5
UNIT
ns
ns
ns
ns
MIN
TYP
14
MAX
UNIT
pF
SWITCHING CHARACTERISTICS (see TEST CIRCUIT AND WAVEFORMS)
PARAMETER
Propagation delay from input
(A or B) to output(Y)

TEST CONDITIONS
VCC=2.0V
IOH=-50μA
VCC=3.0V
VCC=4.5V
IOH=-4mA
VCC=3.0V
IOH=-8mA
VCC=4.5V
VCC=2.0V
IOL=50μA
VCC=3.0V
VCC=4.5V
IOL=4mA
VCC=3.0V
IOL=8mA
VCC=4.5V
VIN=5.5V or GND VCC=0 to 5.5V
VIN=VCC or GND
VCC=5.5V
IOUT=0
VIN=VCC or GND VCC=5.0V
SYMBOL
tPLH / tPHL
TEST CONDITIONS
CL=15 pF
VCC=3.3V±0.3V
CL=50 pF
CL=15 pF
VCC=5.0V±0.5V
CL=50 pF
OPERATING CHARACTERISTICS (TA=25°С)
PARAMETER
Power Dissipation Capacitance
SYMBOL
CPD
TEST CONDITIONS
No load, f=1MHz, VCC=5V
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U74AHC32

CMOS IC
TEST CIRCUIT AND WAVEFORMS
From Output
1kΩ
S
VCC
Open
GND
CL
TEST CIRCUIT
Note: CL includes probe and jig capacitance.
PRR ≤1MHz, ZO = 50Ω, tR ≤3ns, tF ≤3ns.
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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