參數(shù)資料
型號: CD74HC541SM
廠商: Texas Instruments, Inc.
英文描述: High-Speed CMOS Logic Octal Buffer and Line Drivers, Three-State
中文描述: 高速CMOS邏輯八路緩沖器和線路驅(qū)動器,三態(tài)
文件頁數(shù): 6/16頁
文件大?。?/td> 319K
代理商: CD74HC541SM
6
Switching Specifications
C
L
= 50pF, Input t
r
, t
f
= 6ns
PARAMETER
SYMBOL
TEST
CONDITIONS
V
CC
(V)
25
o
C
-40
o
C TO
85
o
C
-55
o
C TO
125
o
C
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
Propagation Delay
Data to Outputs (540)
t
PLH
, t
PHL
C
L
= 50pF
2
-
-
110
-
140
-
165
ns
4.5
-
-
22
-
28
-
33
ns
C
L
= 15pF
5
-
9
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
19
-
24
-
28
ns
Data to Outputs (541)
t
PLZ
, t
PHZ
C
L
= 50pF
2
-
-
115
-
145
-
175
ns
4.5
-
-
23
-
29
-
35
ns
C
L
= 15pF
5
-
9
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
20
-
25
-
30
ns
Output Enable and Disable
to Outputs (540)
t
PLZ
, t
PHZ
C
L
= 50pF
2
-
-
160
-
200
-
240
ns
4.5
-
-
32
-
40
-
48
ns
C
L
= 15pF
5
-
13
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
27
-
34
-
41
ns
Output Enable and Disable
to Outputs (541)
t
PLZ
, t
PHZ
C
L
= 50pF
2
-
-
160
-
200
-
240
ns
4.5
-
-
32
-
40
-
48
ns
C
L
= 15pF
5
-
14
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
23
-
29
-
35
ns
Output Transition Time
t
THL
, t
TLH
C
L
= 50pF
2
-
-
60
-
75
-
90
ns
4.5
-
-
12
-
15
-
18
ns
6
-
-
10
-
13
-
15
ns
Input Capacitance
C
I
C
L
= 50pF
-
10
-
10
-
10
-
10
pF
Three-State Output
Capacitance
C
O
-
-
20
-
20
-
20
-
20
pF
Power Dissipation Capacitance
(Notes 3, 4) (540)
C
PD
C
L
= 15pF
5
-
50
-
-
-
-
-
pF
Power Dissipation Capacitance
(Notes 3, 4) (541)
C
PD
C
L
= 15pF
5
-
48
-
-
-
-
-
pF
HCT TYPES
Propagation Delay
Data to Outputs (540)
t
PHL,
t
PLH
C
L
= 50pF
4.5
-
-
24
-
30
-
36
ns
C
L
= 15pF
5
-
9
-
-
-
-
-
ns
Data to Outputs (541)
t
PHL,
t
PLH
C
L
= 50pF
4.5
-
-
28
-
35
-
42
ns
C
L
= 15pF
5
-
11
-
-
-
-
-
ns
Output Enable and Disable
to Outputs (540, 541)
t
PLZ
, t
PHZ
C
L
= 50pF
4.5
-
-
35
-
44
-
53
ns
C
L
= 15pF
5
-
14
-
-
-
-
-
ns
Output Transition Time
t
TLH
, t
THL
C
L
= 50pF
4.5
-
-
12
-
15
-
18
ns
Input Capacitance
C
I
C
L
= 50pF
-
10
-
10
-
10
-
10
pF
CD54/74HC540, CD74HCT540, CD54/74HC541, CD54/74HCT541
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