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U74LVC244G-S20-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 U74LVC244G-S20-R
功能描述  OCTAL BUFFER/DRIVER
PDF  6 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

U74LVC244G-S20-R 数据表(HTML) 4 Page - Unisonic Technologies

  U74LVC244G-S20-R Datasheet HTML 1Page - Unisonic Technologies U74LVC244G-S20-R Datasheet HTML 2Page - Unisonic Technologies U74LVC244G-S20-R Datasheet HTML 3Page - Unisonic Technologies U74LVC244G-S20-R Datasheet HTML 4Page - Unisonic Technologies U74LVC244G-S20-R Datasheet HTML 5Page - Unisonic Technologies U74LVC244G-S20-R Datasheet HTML 6Page - Unisonic Technologies  
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U74LVC244
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 6
www.unisonic.com.tw
QW-R502-245.E
ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC=1.65V to 3.6V, IOH=-100uA
VCC-0.2
V
VCC=1.65V, IOH=-4mA
1.29
V
VCC=2.3V, IOH=-8mA
1.9
V
VCC=2.7V, IOH=-12mA
2.2
V
VCC=3V, IOH=-12mA
2.4
V
High-Level Output Voltage
VOH
VCC=3V, IOH=-24mA
2.3
V
VCC=1.65V to 3.6V, IOL=100uA
0.1
V
VCC= 1.65V, IOL=4mA
0.24
V
VCC=2.3V, IOL=8mA
0.3
V
VCC=2.7V, IOL=12mA
0.4
V
Low-Level Output Voltage
VOL
VCC=3V, IOL=24mA
0.55
V
Input Leakage Current
II(LEAK)
VCC=3.6V, VIN=5.5 V or GND
±1
μA
Power OFF Leakage Current
IOFF
VCC=0V, VIN or VOUT=5.5V
±1
μA
Output OFF-State Current
IOZ
VCC=3.6V, VOUT=0 or 5.5V
±1
μA
VCC=3.6V ,VIN=VCC or GND, IOUT=0
1
μA
Quiescent Supply Current
IQ
VCC=3.6V ,3.6V≦VIN≦5.5V, IOUT=0
1
μA
Additional Quiescent Supply
Current
IQ
VCC=2.7V to 3.6V, One input at
VCC-0.6V,Other inputs at VCC or GND
500
μA
Input Capacitance
CI
VCC=3.3V, VIN=VCC or GND
4
pF
Output Capacitance
CO
VCC=3.3V, VOUT=VCC or GND
5.5
pF
SWITCHING CHARACTERISTICS
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC=1.5V
1
7
14.4
ns
VCC=1.8V±0.15V
1
5.9
10.4
ns
VCC=2.5V±0.2V
1
4.2
7.4
ns
VCC=2.7V
1
4.2
6.7
ns
From Input(A) to Output(Y)
tpd
VCC=3.3V±0.3V
1.5
3.9
5.7
ns
VCC=1.5V
1
8.3
17.8
ns
VCC=1.8V±0.15V
1
6.4
12.1
ns
VCC=2.5V±0.2V
1
4.6
9.1
ns
VCC=2.7V
1
5
8.4
ns
From Input( OE) to Output(Y)
ten
VCC=3.3V±0.3V
1.5
4.5
7.4
ns
VCC=1.5V
1
7.2
15.6
ns
VCC=1.8V±0.15 V
1
5.8
11.6
ns
VCC=2.5V±0.2V
1
3.7
7.3
ns
VCC=2.7V
1
3.8
6.6
ns
From Input( OE) to Output(Y)
tdis
VCC=3.3V±0.3V
1.5
3.8
6.3
ns
OPERATING CHARACTERISTICS
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
OE =0, f=10MHz, VCC=1.8V
43
pF
OE =0, f=10MHz, VCC=2.5V
43
pF
OE =0, f=10MHz, VCC=3.3V
44
pF
OE =1, f=10MHz, VCC=1.8V
1
pF
OE =1, f=10MHz, VCC=2.5V
1
pF
Power Dissipation Capacitance
CPD
OE =1, f=10MHz, VCC=3.3V
2
pF



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