參數(shù)資料
型號: M74HCT125RM13TR
廠商: 意法半導(dǎo)體
英文描述: QUAD BUS BUFFER (3-STATE)
中文描述: 四總線緩沖器(三態(tài))
文件頁數(shù): 3/9頁
文件大小: 178K
代理商: M74HCT125RM13TR
M74HCT125
3/9
DC SPECIFICATIONS
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6ns)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
V
IH
High Level Input
Voltage
4.5
to
5.5
4.5
to
5.5
2.0
2.0
2.0
V
V
IL
Low Level Input
Voltage
0.8
0.8
0.8
V
V
OH
High Level Output
Voltage
4.5
I
O
=-20
μ
A
I
O
=-6.0 mA
I
O
=20
μ
A
I
O
=6.0 mA
4.4
4.18
4.5
4.31
0.0
0.17
4.4
4.13
4.4
4.10
V
V
OL
Low Level Output
Voltage
4.5
0.1
0.26
0.1
0.33
0.1
0.40
V
I
I
Input Leakage
Current
High Impedance
Output Leakage
Current
Quiescent Supply
Current
Additional Worst
Case Supply
Current
5.5
V
I
= V
CC
or GND
±
0.1
±
1
±
1
μ
A
I
OZ
5.5
V
I
= V
IH
or V
IL
V
O
= V
CC
or GND
±
0.5
±
5
±
10
μ
A
I
CC
5.5
V
I
= V
CC
or GND
4
40
80
μ
A
I
CC
5.5
Per Input pin
V
I
= 0.5V or
V
I
= 2.4V
Other Inputs at
V
CC
or GND
I
O
= 0
2.0
2.9
3.0
mA
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
C
L
(pF)
T
A
= 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
t
TLH
t
THL
Output Transition
Time
t
PLH
t
PHL
Propagation Delay
Time
4.5
50
7
12
15
18
ns
4.5
4.5
4.5
4.5
50
150
50
150
13
17
15
19
21
27
24
30
26
34
30
38
32
41
36
45
ns
t
PZL
t
PZH
Output Enable
Time
R
L
= 1 K
ns
t
PLZ
t
PHZ
Output Disable
Time
4.5
50
R
L
= 1 K
17
24
30
36
ns
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