- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄382332 > MM54HC191 (National Semiconductor Corporation) MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control PDF資料下載
參數(shù)資料
| 型號： | MM54HC191 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
| 中文描述： | MM54HC190/MM74HC190同步十年向上/向下計數(shù)器的模式控制MM54HC191/MM74HC191同步二進制加/減計數(shù)器的模式控制 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 202K |
| 代理商： | MM54HC191 |
AC Electrical Characteristics
(Continued)
Symbol
Parameter
From
(Input)
To
Conditions V
CC
T
A
e
25
§
C
74HC
54HC
Units
(Output)
T
A
eb
40 to 85
§
C T
A
eb
55 to 125
§
C
Guaranteed Limits
Typ
t
PLH
, t
PHL
Maximum Propagation
Delay Time
Clock
Max/Min
2.0V 125
4.5V
6.0V
255
51
43
320
64
54
385
77
65
ns
ns
ns
41
31
t
PLH,
t
PHL
Maximum Propagation
Delay Time
Down/Up
Ripple
Clock
2.0V
4.5V
6.0V
90
30
24
210
42
36
265
53
45
315
63
54
ns
ns
ns
t
PLH,
t
PHL
Maximum Propagation
Delay Time
Down/Up Max/Min
2.0V
4.5V
6.0V
88
30
23
190
38
32
240
48
41
285
57
48
ns
ns
ns
t
PHL
, t
PLH
Maximum Propagation
Delay Time
Enable
Ripple
Clock
2.0V
4.5V
6.0V
50
18
14
125
25
21
155
31
26
190
38
32
ns
ns
ns
t
W
Minimum Clock, Load or
Clear Input Pulse Width
2.0V
4.5V
6.0V
36
12
9
125
25
21
155
31
26
190
38
32
ns
ns
ns
t
S
Minimum Setup Time
Data
Load
2.0V
4.5V
6.0V
50
14
10
100
20
17
125
25
21
150
30
26
ns
ns
ns
t
H
Data Hold Time
Load
Data
2.0V
b
16
4.5V
6.0V
25
5
5
30
6
6
40
8
7
ns
ns
ns
b
3
b
2
t
S
Minimum Setup Time
Down/Up
Clock
2.0V
4.5V
6.0V
62
18
14
150
30
26
190
38
33
225
48
38
ns
ns
ns
t
H
Minimum Hold Time
Clock
Down/Up
2.0V
b
23
4.5V
6.0V
0
0
0
0
0
0
0
0
0
ns
ns
ns
b
5
b
4
t
S
Minimum Setup Time
Enable
Clock
2.0V
4.5V
6.0V
28
10
7
100
20
17
125
25
21
150
30
26
ns
ns
ns
t
H
Minimum Hold Time
Clock
Enable
2.0V
b
11
4.5V
6.0V
0
0
0
0
0
0
0
0
0
ns
ns
ns
b
5
b
3
t
rem
Minimum Removal Time
Load
Clock
2.0V
4.5V
6.0V
1
1
0
25
5
5
30
6
6
40
8
7
ns
ns
ns
t
THL
, t
TLH
Maximum Output
Rise and Fall Time
2.0V
4.5V
6.0V
30
10
9
75
15
13
95
19
16
110
22
19
s
ns
ns
t
W
Minimum Load
Pulse Width
2.0V
4.5V
6.0V
53
15
12
100
20
17
125
25
21
150
30
26
ns
ns
ns
C
IN
C
PD
Input Capacitance
5
10
10
10
pF
Power Dissipation
Capacitance (Note 5)
35
pF
Note 5:
C
PD
determines the no load dynamic power consumption, P
D
e
C
PD
V
CC2
f
a
I
CC
V
CC
, and the no load dynamic current consumption, I
S
e
C
PD
V
CC
f
a
I
CC
.
4
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MM54HC191J | MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
| MM74HC190 | MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
| MM74HC190J | MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
| MM74HC190N | MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
| MM74HC191 | MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MM54HC191J | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:MM54HC190/MM74HC190 Synchronous Decade Up/Down Counters with Mode Control MM54HC191/MM74HC191 Synchronous Binary Up/Down Counters with Mode Control |
| MM54HC192 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Synchronous Decade Up/Down Counters Synchronous Binary Up/Down Counters |
| MM54HC193 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Synchronous Decade Up/Down Counters Synchronous Binary Up/Down Counters |
| MM54HC193E/883 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| MM54HC194 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:4-Bit Bidirectional Universal Shift Register |
發(fā)布緊急采購，3分鐘左右您將得到回復。