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參數(shù)資料
| 型號： | M54HC4518 |
| 廠商： | 意法半導體 |
| 元件分類： | 通用總線功能 |
| 英文描述： | Dual Decade Counter(雙十進制計數(shù)器) |
| 中文描述： | 雙十年計數(shù)器（雙十進制計數(shù)器） |
| 文件頁數(shù)： | 7/13頁 |
| 文件大?。?/td> | 270K |
| 代理商： | M54HC4518 |
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
30
-55 to 125
o
C
54HC
Min.
Max.
75
15
13
160
32
27
150
30
26
Max.
95
19
16
200
40
34
190
38
33
Max.
110
22
19
240
48
41
225
45
38
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
2.0
4.5
6.0
ns
8
7
t
PLH
t
PHL
Propagation
Delay Time
(CK, CE - Qn)
72
22
18
65
20
16
23
51
60
25
6
5
20
5
4
21
3
3
5
38
32
ns
t
PHL
Propagation
Delay Time
(CLR - Qn)
ns
f
MAX
Maximum Clock
Frequency
6
30
35
4.8
24
28
4
MHz
20
24
t
W(H)
t
W(L)
Minimum Pulse
Width
(CK, CE)
75
15
13
75
15
13
50
10
9
10
95
19
16
95
19
16
60
12
11
10
ns
t
W(L)
Minimum Pulse
Width
(CLR)
110
22
19
75
15
13
10
ns
t
REM
Minimum
Removal Time
(CLR)
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
pF
C
PD
(*)
for HC4518
for HC4520
pF
(*) C
PD
isdefined asthe value ofthe IC’sinternal equivalent capactance which is calculated from the operating current consumption without load.
(Refer to Test Circuit).Average operting current can be obtained by thefollowingequation. I
CC
(opr) = C
PD
V
CC
f
IN
+ I
CC
/2(per COUNTER)
M54/M74HC4518/4520
7/13
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M54HC4518B1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HC4518 DUAL DECADE COUNTER HC4520 DUAL 4 BIT BINARY COUNTER |
| M54HC4518C1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HC4518 DUAL DECADE COUNTER HC4520 DUAL 4 BIT BINARY COUNTER |
| M54HC4518F1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HC4518 DUAL DECADE COUNTER HC4520 DUAL 4 BIT BINARY COUNTER |
| M54HC4518M1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HC4518 DUAL DECADE COUNTER HC4520 DUAL 4 BIT BINARY COUNTER |
| M54HC4520 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HC4518 DUAL DECADE COUNTER HC4520 DUAL 4 BIT BINARY COUNTER |
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