參數(shù)資料
型號(hào): M74HC126C1R
廠商: 意法半導(dǎo)體
英文描述: QUAD BUS BUFFERS 3-STATE
中文描述: 四總線緩沖器的三態(tài)
文件頁(yè)數(shù): 4/9頁(yè)
文件大小: 117K
代理商: M74HC126C1R
M54HC125
4/9
AC ELECTRICAL CHARACTERISTICS
(Input t
r
= t
f
= 6ns)
CAPACITIVE CHARACTERISTICS
1) C
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. I
CC(opr)
= C
PD
x V
CC
x f
IN
+ I
CC
/4 (per buffer)
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
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
50
20
6
5
36
9
8
52
13
11
36
9
8
52
13
11
48
12
10
60
12
10
75
15
13
105
21
18
75
15
13
105
21
18
80
16
14
75
15
13
95
19
16
130
26
22
95
19
16
130
26
22
100
20
17
90
18
15
110
22
19
160
32
27
110
22
19
160
32
27
120
24
20
ns
t
PLH
t
PHL
Propagation Delay
Time
50
ns
150
ns
t
PZL
t
PZH
High Impedance
Output Enable
Time
50
R
L
= 1 K
ns
150
R
L
= 1 K
ns
t
PLZ
t
PHZ
High Impedance
Output Disable
Time
50
R
L
= 1 K
ns
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.
C
IN
C
PD
Input Capacitance
Power Dissipation
Capacitance (note
1)
5.0
5
10
10
10
pF
5.0
35
pF
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