UNISONIC TECHNOLOGIES CO., LTD
U74LVC34A
HEX BUFFER
DESCRIPTION
The
U74LVC34A
is a hex buffer device providing, it provides the
function Y = A.
CMOS IC
FEATURES
* Operation voltage range: 1.65~5.5V
* Low Power Dissipation
* 24mA Output Drive (V
CC
=3.3V)
* High Noise Immunity
* Power Down Protection
ORDERING INFORMATION
Ordering Number
Lead Free
U74LVC34AL-S14-T
U74LVC34AL-S14-R
U74LVC34AL-P14-T
U74LVC34AL-P14-R
Halogen Free
U74LVC34AG-S14-T
U74LVC34AG-S14-R
U74LVC34AG-P14-T
U74LVC34AG-P14-R
Package
SOP-14
SOP-14
TSSOP-14
TSSOP-14
Packing
Tube
Tape Reel
Tube
Tape Reel
www.unisonic.com.tw
Copyright © 2012 Unisonic Technologies Co., Ltd
1 of 5
QW-R502-411.C
U74LVC34A
PIN CONFIGURATION
CMOS IC
1A
1Y
2A
2Y
3A
3Y
GND
1
2
3
4
5
6
7
14 V
CC
13 6A
12 6Y
11 5A
10 5Y
9
8
4A
4Y
FUNCTION TABLE
(Each Gate)
INPUT(A)
L
H
OUTPUT(Y)
L
H
LOGIC DIAGRAM
(Each Gate)
nA
nY
nA
1
IEC Logic Symbol
nY
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 5
QW-R502-411.C
U74LVC34A
ABSOLUTE MAXIMUM RATING
(unless otherwise specified)
CMOS IC
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
V
CC
-0.5~6.5
V
Input Voltage
V
IN
-0.5~6.5
V
Output Voltage (active mode)
V
OUT
-0.5~ V
CC
+0.5
V
Output Voltage (power-down mode)
V
OUT
-0.5~6.5
V
Input Clamp Current (V
IN
<0)
I
IK
-50
mA
Output Clamp Current (V
O
<0)
I
OK
-50
mA
Output Current
I
OUT
±50
mA
V
CC
or GND Current
I
CC
±100
mA
Storage Temperature
T
STG
-65 ~ +150
°C
Note: 1. 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.
2. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Transition Rise or Fall
Rate
SYMBOL
V
CC
V
IN
V
OUT
T
A
t
R
/ t
F
V
CC
=1.8V±0.15V, 2.5V±0.2V
V
CC
=3.3V±0.3V
V
CC
=5V±0.5V
CONDITIONS
Operating
Datat retention only
MIN
1.65
1.5
0
0
-40
TYP
MAX
5.5
5.5
V
CC
85
20
10
5
UNIT
V
V
V
V
°C
ns/V
ns/V
ns/V
STATIC CHARACTERISTICS
(T
A
= -40~85°С)
PARAMETER
High-Level Input Voltage
SYMBOL
V
IH
TEST CONDITIONS
V
CC
=1.65~1.95V
V
CC
=2.3~2.7V
V
CC
=2.7~3.6V
V
CC
=4.5~5.5V
V
CC
=1.65~1.95V
V
CC
=2.3~2.7V
V
CC
=2.7~3.6V
V
CC
=4.5~5.5V
I
OH
=-100mA
V
CC
=1.65~5.5V
V
CC
=1.65V
I
OH
=-4mA
V
CC
=2.3V
I
OH
=-8mA
V
CC
=3V
I
OH
=-16mA
V
CC
=3V
I
OH
=-24mA
V
CC
=4.5V
I
OH
=-32mA
I
OH
=100mA
V
CC
=1.65~5.5V
V
CC
=1.65V
I
OH
=4mA
V
CC
=2.3V
I
OH
=8mA
V
CC
=3V
I
OH
=16mA
V
CC
=3V
I
OH
=24mA
V
CC
=4.5V
I
OH
=32mA
V
CC
=3.6V ,V
IN
=5.5V or GND
V
IN
or V
O
=5.5V, V
CC
=0V
MIN
0.65*V
CC
1.7
2
0.7*V
CC
TYP
MAX
UNIT
V
0.35*V
CC
0.7
0.8
0.3*V
CC
V
CC
-0.1
1.2
1.9
2.4
2.3
3.8
0.1
0.45
0.3
0.4
0.55
0.55
±1
±10
Low-Level Input Voltage
V
IL
V
High-Level Output Voltage
V
OH
V
Low-Level Output Voltage
V
OL
V
Input Leakage Current
Power OFF leakage current
I
I(LEAK)
I
OFF
μA
μA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 5
QW-R502-411.C
U74LVC34A
STATIC CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL TEST CONDITIONS
V
CC
=1.65~5.5V,
Quiescent Supply Current
I
Q
V
IN
=5.5V or GND, I
OUT
=0
One input at V
CC
-0.6V, other inputs at
Additional Quiescent Supply
Δ
I
Q
Current
V
CC
or GND, V
CC
=3~5.5V
Input Capacitance
C
IN
V
CC
=3.3V, V
IN
= V
CC
or GND
MIN
TYP
CMOS IC
MAX
1
500
UNIT
µA
µA
pF
3.5
DYNAMIC CHARACTERISTICS
(T
A
=25°С, Input: t
R
=t
F
=6ns, unless otherwise specified )
PARAMETER
SYMBOL
TEST CONDITIONS
V
CC
=1.8±0.15V
V
CC
=2.5±0.2V
C
L
=15pF, R
L
=1MΩ
V
CC
=3.3±0.3V
V
CC
=5±0.5V
V
CC
=1.8±0.15V
R
L
=1kΩ
C
L
=15pF
V
CC
=2.5±0.2V
R
L
=500Ω
V
CC
=3.3±0.3V
C
L
=15pF, R
L
=500Ω
V
CC
=5±0.5V
MIN
2
1.5
1
1
3.2
1.5
1.5
1
TYP
MAX
9.9
6
3.5
2.9
8.6
4.4
4.1
3.2
UNIT
ns
Propagation delay from
Input(nA or nB) to Output(Y)
t
PLH
/ t
PHL
ns
OPERATING CHARACTERISTICS
(T
a
=25°С, unless otherwise specified)
PARAMETER
Power Dissipation Capacitance
SYMBOL
C
PD
V
CC
=1.8V
V
CC
=2.5V
V
CC
=3.3V
V
CC
=5V
TEST CONDITION
f=10MHz
MIN
TYP
16
16
16
18
MAX
UNIT
pF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 5
QW-R502-411.C
U74LVC34A
TEST CIRCUIT AND WAVEFORMS
S
R
L
V
LOAD
Open
GND
TEST
t
PLH
/t
PHL
t
PLZ
/t
PZL
t
PHZ
/t
PZH
S
Open
V
LOAD
GND
CMOS IC
From Output
C
L
(Note)
R
L
Note : C
L
includes probe and jig capacitance.
V
CC
1.8V±0.15V
2.5V±0.2V
3.3V±0.3V
5V±0.5V
V
IN
V
CC
V
CC
3V
V
CC
t
R
, t
F
≤2ns
≤2ns
≤2.5ns
≤2.5ns
V
M
V
CC
/2
V
CC
/2
1.5V
V
CC
/2
V
LOAD
2*V
CC
2*V
CC
6V
2*V
CC
C
L
15pF
30pF
15pF
30pF
15pF
50pF
15pF
50pF
R
L
1MΩ
1KΩ
1MΩ
500Ω
1MΩ
500Ω
1MΩ
500Ω
V
Δ
0.15V
0.15V
0.3V
0.3V
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
5 of 5
QW-R502-411.C
