Document
UNISONIC TECHNOLOGIES CO., LTD
U74LVC34A
HEX BUFFER
DESCRIPTION
The U74LVC34A is a hex buffer device providing, it provides the function Y = A.
FEATURES
* Operation voltage range: 1.65~5.5V * Low Power Dissipation * 24mA Output Drive (VCC=3.3V) * High Noise Immunity * Power Down Protection
CMOS IC
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
U74LVC34AL-S14-R
U74LVC34AG-S14-R
U74LVC34AL-P14-R
U74LVC34AG-P14-R
Package
SOP-14 TSSOP-14
Packing
Tape Reel Tape Reel
MARKING
www.unisonic.com.tw Copyright © 2012 Unisonic Technologies Co., Ltd
1 of 5
QW-R502-411.C
U74LVC34A
PIN CONFIGURATION
1A 1Y 2A 2Y 3A 3Y GND
1 2 3 4 5 6 7
FUNCTION TABLE (Each Gate)
INPUT(A) L H
OUTPUT(Y) L H
LOGIC DIAGRAM (Each Gate)
14 VCC 13 6A 12 6Y 11 5A 10 5Y 9 4A 8 4Y
CMOS IC
nA
nY nA
1 nY
IEC Logic Symbol
UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw
2 of 5
QW-R502-411.C
U74LVC34A
CMOS IC
ABSOLUTE MAXIMUM RATING (unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC -0.5~6.5
V
Input Voltage Output Voltage (active mode)
VIN VOUT
-0.5~6.5 -0.5~ VCC+0.5
V V
Output Voltage (power-down mode) Input Clamp Current (VIN<0)
VOUT IIK
-0.5~6.5 -50
V mA
Output Clamp Current (VO<0)
IOK
-50 mA
Output Current
IOUT ±50 mA
VCC or GND Current
ICC
±100
mA
Storage Temperature
TSTG
-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
CONDITIONS
VCC
Operating Datat retention only
VIN VOUT
TA tR / tF
VCC=1.8V±0.15V, 2.5V±0.2V VCC=3.3V±0.3V VCC=5V±0.5V
MIN 1.65 1.5
0 0 -40
STATIC CHARACTERISTICS (TA = -40~85°С, unless otherwise specified)
TYP
MAX 5.5
5.5 VCC 85 20 10
5
UNIT V V V V °C
ns/V ns/V ns/V
PARAMETER High-Level Input Voltage Low-Level Input Voltage
High-Level Output Voltage
Low-Level Output Voltage Input Leakage Current Power OFF leakage current
SYMBOL
TEST CONDITIONS
VCC=1.65~1.95V
VIH
VCC=2.3~2.7V VCC=2.7~3.6V
VCC=4.5~5.5V
VCC=1.65~1.95V
VIL
VCC=2.3~2.7V VCC=2.7~3.6V
VCC=4.5~5.5V
VCC=1.65~5.5V, IOH=-100mA
VCC=1.65V, IOH=-4mA
VOH
VCC=2.3V, IOH=-8mA VCC=3V, IOH=-16mA
VCC=3V, IOH=-24mA
VCC=4.5V, IOH=-32mA
VCC=1.65~5.5V, IOL=100mA
VCC=1.65V, IOL=4mA
VOL
VCC=2.3V, IOL=8mA VCC=3V, IOL=16mA
VCC=3V, IOL=24mA
VCC=4.5V, IOL=32mA
II(LEAK) VCC=3.6V ,VIN=5.5V or GND
IOFF VCC=0V, VIN or VO=5.5V
MIN 0.65×VCC
1.7 2 0.7×VCC
VCC-0.1 1.2 1.9 2.4 2.3 3.8
TYP
MAX UNIT
V
0.35×VCC 0.7 0.8
0.3×VCC
V
V
0.1
0.45
0.3 0.4
V
0.55
0.55
±1 μA
±10 μA
UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw
3 of 5
QW-R502-411.C
U74LVC34A
CMOS IC
STATIC CHARACTERISTICS (Cont.)
PARAMETER
SYMBOL TEST CONDITIONS
Quiescent Supply Current
IQ
VCC=1.65~5.5V, VIN=5.5V or GND, IOUT=0
Additional Quiescent Supply Current
∆ IQ
One input at VCC-0.6V, other inputs at VCC or GND, VCC=3~5.5V
Input Capacitance
CIN VCC=3.3V, VIN= VCC or GND
MIN TYP MAX 1
500 3.5
DYNAMIC CHARACTERISTICS (TA=25°С, Input: tR=tF=6ns, unless otherwise specified)
UNIT µA
µA pF
PARAMETER
Propagation delay from Input(nA or nB) to Output(Y)
SYMBOL
TEST CONDITIONS
tPLH / tPHL
VCC=1.8±0.15V VCC=2.5±0.2V VCC=3.3±0.3V VCC=5±0.5V VCC=1.8±0.15V VCC=2.5±0.2V
CL=15pF, RL=1MΩ
CL=15pF
RL=1kΩ RL=500Ω
VCC=3.3±0.3V VCC=5±0.5V
CL=15pF, RL=500Ω
MIN 2 1.5 1 1 3.2 1.5 1.5 1
TYP
OPERATING CHARACTERISTICS (f=10MHz, TA=25°С, unless otherwise specified)
MAX 9.9 6 3.5 2.9 8.6 4.4 4.1 3.2
UNIT ns
ns
PARAMETER
SYMBOL
TEST CONDITION
VCC=1.8V
Power Dissipation Capacitance
CPD
VCC=2.5V VCC=3.3V
VCC=5V
MIN TYP MAX UNIT
16
16 16
pF
18
UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw
4 of 5
QW-R502-411.C
U74LVC34A
TEST CIRCUIT AND WAVEFORMS
From Output
S VLOAD
Open RL GND
CL (Note)
RL
TEST
tPLH/tPHL tPLZ/tPZL tPHZ/tPZH
S Open VLOAD GND
CMOS IC
Note : CL includes probe and jig capacitance.
VCC 1.8V±0.15V
VIN VCC
tR, tF ≤2ns
VM VCC/2
2.5V±0.2V
VCC
≤2ns
VCC/2
3.3V±0.3V
3V
≤2.5ns
1.5V
5V±0.5V
VCC
≤2.5ns
VCC/2
VLOAD 2*VCC 2*VCC
6V 2*VCC
CL 15pF 30pF 15pF 30pF 15pF 50pF 15pF 50pF
RL 1MΩ 1KΩ 1MΩ 500Ω 1MΩ 500Ω 1MΩ 500Ω
V∆ 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 sup.