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參數(shù)資料
| 型號： | M54HC190 |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 通用總線功能 |
| 英文描述： | 4 Bit Synchronous Up/Down Counters(4位同步加/減計數(shù)器) |
| 中文描述： | 4位同步加/減計數(shù)器（4位同步加/減計數(shù)器） |
| 文件頁數(shù)： | 8/14頁 |
| 文件大?。?/td> | 298K |
| 代理商： | M54HC190 |
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.
84
21
18
39
13
11
63
21
18
64
18
15
5
25
37
30
44
40
10
-55 to 125
o
C
54HC
Min.
Max.
175
35
30
105
21
18
180
36
31
160
32
27
Max.
220
44
37
130
26
22
225
45
38
200
40
34
Max.
265
53
45
160
32
27
270
54
46
240
48
41
t
PLH
t
PHL
Propagation
Delay Time
(DATA - Q)
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
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
t
PLH
t
PHL
Propagation
Delay Time
(ENABLE - RCO)
ns
t
PLH
t
PHL
Propagation
Delay Time
(D/U - RCO)
ns
t
PLH
t
PHL
Propagation
Delay Time
(D/U - MAX/MIN)
ns
f
MAX
Maximum Clock
Frequency
9
4
3.4
17
20
MHz
20
24
t
W(H)
t
W(L)
Minimum Pulse
Width
(CLOCK)
100
20
17
75
15
13
175
35
30
50
10
9
0
0
0
50
10
9
10
125
25
21
95
19
16
220
44
37
60
12
11
0
0
0
60
12
11
10
150
30
26
110
22
19
265
53
45
75
15
13
0
0
0
5
15
13
10
ns
9
t
W(L)
Minimum Pulse
Width
(LOAD)
36
9
8
80
20
17
16
4
3
ns
t
s
Minimum Set-up
Time
(SI, PI - CK)
ns
t
s
Minimum Set-up
Time
(S0, S1 - CK)
ns
t
h
Minimum Hold
Time
ns
t
REM
Minimum
Removal Time
12
3
3
5
111
112
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
pF
C
PD
(*)
for HC190
for HC191
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
M54/M74HC190/191
8/14
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| M54HC191 | 4 Bit Synchronous Up/Down Counters(4位同步加/減計數(shù)器) |
| M54HC193 | RAD-HARD SYNCHRONOUS UP/DOWN BINARY COUNTER |
| M54HC193D | RAD-HARD SYNCHRONOUS UP/DOWN BINARY COUNTER |
| M54HC193D1 | RAD-HARD SYNCHRONOUS UP/DOWN BINARY COUNTER |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M54HC190B1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
| M54HC190C1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
| M54HC190F1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
| M54HC190M1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
| M54HC191 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
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