74VHCT16244ATTR 查看數據表（PDF） - STMicroelectronics
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74VHCT16244ATTR Datasheet PDF : 9 Pages
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74VHCT16244A
DC SPECIFICATIONS
Test Condition
Value
Symbol
Parameter
VIH High Level Input
Voltage
VIL Low Level Input
Voltage
VOH High Level Output
Voltage
VOL Low Level Output
Voltage
IOZ High Impedance
Output Leakage
Current
II
Input Leakage
Current
ICC Quiescent Supply
Current
VCC
(V)
4.5 to
5.5
4.5 to
5.5
4.5
4.5
4.5
4.5
5.5
IO=-50 µA
IO=-8 mA
IO=50 µA
IO=8 mA
VI = VIH or VIL
VO = VCC or GND
0 to
5.5
VI = 5.5V or GND
5.5 VI = VCC or GND
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
2
2
2
V
0.8
0.8
0.8 V
4.4 4.5
4.4
4.4
V
3.94
3.8
3.7
0.0 0.1
0.36
0.1
0.44
0.1
V
0.55
±0.25
± 2.5
± 2.5 µA
± 0.1
±1
4
40
± 1 µA
40 µA
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3ns)
Test Condition
Value
Symbol
Parameter
VCC (*) CL
(V) (pF)
tPLH Propagation Delay 5.0 15
tPHL Time
5.0 50
tPLZ Output Disable
tPHZ Time
5.0 15
5.0 50
tPZL
tPZH
Output Enable
Time
5.0 50
(*) Voltage range is 5.0V ± 0.5V
RL = 1KΩ
RL = 1KΩ
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
5.4 8.5 1.0 9.5 1.0 10.0
ns
7 9.5 1.0 10.5 1.0 11.0
7.7 10.4 1.0 12.0 1.0 12.0
ns
8.2 11.4 1.0 13.0 1.0 13.0
8.8 11.4 1.0 13.0 1.0 13.0 ns
CAPACITIVE CHARACTERISTICS
Test Condition
Value
Symbol
Parameter
VCC
(V)
TA = 25°C
-40 to 85°C -55 to 125°C Unit
Min. Typ. Max. Min. Max. Min. Max.
CIN Input Capacitance
4 10
10
10 pF
COUT
Output
Capacitance
6
pF
CPD Power Dissipation
Capacitance
5.0
fIN = 10MHz
21
pF
(note 1)
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC/16 (per
Latch)
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