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M54HCT240 数据表(PDF) 5 Page - STMicroelectronics

部件名 M54HCT240
功能描述  OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HCT240: INVERTED - HCT241/244 NON INVERTED
PDF  12 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M54HCT240 数据表(HTML) 5 Page - STMicroelectronics

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DC SPECIFICATIONS
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
TA =25
oC
54HC and 74HC
-40 to 85
oC
74HC
-55 to 125
oC
54HC
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
VIH
High Level Input
Voltage
4.5
to
5.5
2.0
2.0
2.0
V
VIL
Low Level Input
Voltage
4.5
to
5.5
0.8
0.8
0.8
V
VOH
High Level
Output Voltage
4.5
VI =
VIH
or
VIL
IO=-20
µA
4.4
4.5
4.4
4.4
V
IO=-6.0 mA
4.18
4.31
4.13
4.10
VOL
Low Level Output
Voltage
4.5
VI =
VIH
or
VIL
IO=20
µA
0.0
0.1
0.1
0.1
V
IO= 6.0 mA
0.17
0.26
0.33
0.4
II
Input Leakage
Current
5.5
VI =VCC or GND
±0.1
±1
±1
µA
ICC
Quiescent Supply
Current
5.5
VI =VCC or GND
4
40
80
µA
∆ICC
Additional worst
case supply
current
5.5
Per Input pin
VI = 0.5V or 2.4V
Other Inputs at
VCC or GND
2.0
2.9
3.0
mA
M54/M74HCT240/241/244
5/12



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