UNISONIC TECHNOLOGIES CO., LTD
U74AC14
HEX SCHMITT-TRIGGER
INVERTER
DESCRIPTION
The
U74AC14
contains six independent inverter with
Schmitt-trigger , provides the Function
Y
=
A
CMOS IC
FEATURES
* Operation voltage range: 2.0~6.0V
* Low power dissipation:
I
CC
=20μA(Max)
*Pb-free plating product number: U74AC14L
ORDERING INFORMATION
Ordering Number
Normal
Lead Free Plating
U74AC14-S14-R
U74AC04AL-S14-R
U74AC14-S14-T
U74AC04AL-S14-T
Package
SOP-14
SOP-14
Packing
Tape Reel
Tube
www.unisonic.com.tw
Copyright © 2008 Unisonic Technologies Co., Ltd
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QW-R502-211.A
U74AC14
PIN CONFIGURATION
1A 1
1Y 2
2A 3
2Y 4
3A 5
3Y 6
GND 7
14 V
CC
13 6A
12 6Y
11 5A
10 5Y
9
8
4A
4Y
CMOS IC
FUNCTION TABLE
(each gate)
INPUT(A)
L
H
OUTPUT(Y)
H
L
LOGIC DIAGRAM
(positive logic)
IEC logic symbol
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QW-R502-211.A
U74AC14
ABSOLUTE MAXIMUM RATING
(unless otherwise specified)
PARAMETER
CMOS IC
SYMBOL
RATINGS
Supply Voltage
V
CC
-0.5~7
Input Voltage
V
IN
-0.5~Vcc+0.5
Output Voltage
V
OUT
-0.5~V
CC
+0.5
Input Clamp Current
I
IK
±20
Output Clamp Current
I
OK
±20
Output Current
I
OUT
±50
V
CC
or GND
Current
I
CC
±200
Storage Temperature
T
STG
-65 ~ +150
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.
UNIT
V
V
V
mA
mA
mA
mA
°С
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Input Voltage
Output Voltage
High-Level Output Current
V
CC
=3V
V
CC
=4.5V
V
CC
=5.5V
V
CC
=3V
V
CC
=4.5V
V
CC
=5.5V
SYMBOL
V
CC
V
IN
V
OUT
I
OH
MIN
2.0
0
0
TYP
MAX
6.0
V
CC
V
CC
-12
-24
-24
12
24
24
85
UNIT
V
V
V
mA
Low-Level Output Current
Operating Temperature
I
OL
T
A
-40
25
°С
STATIC CHARACTERISTICS
(T
A
=25°С)
PARAMETER
High-Level Input Voltage
SYMBOL
V
IH
TEST CONDITIONS
V
CC
=3.0V
V
CC
=4.5V
V
CC
=5.5V
V
CC
=3.0V
V
CC
=4.5V
V
CC
=5.5V
V
CC
=3.0V
V
CC
=4.5V
V
CC
=5.5V
V
CC
=3.0V, I
OH
=-50μA
V
CC
=4.5V, I
OH
=-50μA
V
CC
=5.5V, I
OH
=-50μA
V
CC
=3.0V, I
OH
=-12mA
V
CC
=4.5V, I
OH
=-24mA
V
CC
=5.5V, I
OH
=-24mA
V
CC
=3.0V, I
OL
=50μA
V
CC
=4.5V, I
OL
=50μA
V
CC
=5.5V, I
OL
=50μA
V
CC
=3.0V, I
OL
=12mA
V
CC
=4.5V, I
OL
=24mA
V
CC
=5.5V, I
OL
=24mA
V
IN
=V
CC
or GND, V
CC
=5.5
V
IN
=V
CC
or GND, I
OUT
=0, V
CC
=5.5
V
IN
=V
CC
or GND
MIN
0.8
1.5
1.6
0.5
0.9
1.1
0.3
0.4
0.5
2.9
4.4
5.4
2.56
3.86
4.86
TYP
1.8
2.6
3.2
0.8
1.4
1.8
1
1.2
1.4
MAX
2.2
3.2
3.9
1
1.8
2.3
1.2
1.4
1.6
UNIT
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
μA
μA
pF
Low-Level Input Voltage
V
IL
Hysteresis
V
TH
High-Level Output Voltage
V
OH
Low-Level Output Voltage
V
OL
0.002
0.001
0.001
Input Leakage Current
Quiescent Supply Current
Input Capacitance
I
I(LEAK)
I
Q
C
IN
0.1
0.1
0.1
0.36
0.36
0.36
±0.1
2
4.5
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QW-R502-211.A
U74AC14
DYNAMIC CHARACTERISTICS
(T
A
=25°С, Input: t
R
,t
F
≤2.5ns;PRR≤1MHz)
PARAMETER
Propagation delay from input
(A) to output(Y)
SYMBOL
t
PLH
t
PHL
TEST CONDITIONS
V
CC
=3.3V, C
L
=50pF
V
CC
=5.0V, C
L
=50pF
V
CC
=3.3V, C
L
=50pF
V
CC
=5.0V, C
L
=50pF
MIN
1.5
1.5
1.5
1.5
TYP
6
5
6
5
CMOS IC
MAX
13.5
10
11.5
8.5
UNIT
ns
ns
ns
ns
OPERATING CHARACTERISTICS
PARAMETER
Power Dissipation Capacitance
SYMBOL
Cpd
TEST CONDITIONS
C
L
=50 pF, f=1MHz, V
CC
=5
MIN
TYP
25
MAX
UNIT
pF
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QW-R502-211.A
U74AC14
TEST CIRCUIT AND WAVEFORMS
CMOS IC
Note:
CL includes probe and jig capacitance.
Fig.1 Load circuitry for switching times.
V
CC
1/2 * V
CC
Input
t
PHL
1/2 * V
CC
1/2 * V
CC
t
PLH
1/2 * V
CC
V
OL
Fig.2
Propagation delay from input(A) to output(Y).
0V
V
OH
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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