參數(shù)資料
型號: M74HC193F1R
廠商: 意法半導(dǎo)體
元件分類: 通用總線功能
英文描述: SYNCHRONOUS UP/DOWN DECADE(,BINARY) COUNTER
中文描述: 同步向上/向下十年(,二進(jìn)制)計數(shù)器
文件頁數(shù): 8/15頁
文件大?。?/td> 312K
代理商: M74HC193F1R
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
190
38
32
130
26
22
130
26
22
220
44
37
250
50
43
250
50
43
190
38
32
250
50
43
250
50
43
225
45
38
250
50
43
250
50
43
Max.
95
19
16
240
48
41
165
33
28
165
33
28
275
55
47
315
63
54
315
63
54
240
48
41
315
63
54
315
63
54
280
56
48
315
63
54
315
63
54
Max.
110
22
19
285
57
48
195
39
33
195
39
33
330
66
56
375
75
64
375
75
64
285
57
48
375
75
64
375
75
64
340
68
58
375
75
64
375
75
64
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
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
(UP, DOWN - Q)
65
20
16
40
13
11
40
13
11
85
25
20
110
30
25
110
31
25
80
25
20
120
34
28
110
30
25
100
30
25
120
35
29
120
35
29
12
48
55
ns
t
PLH
t
PHL
Propagation
Delay Time
(UP - CARRY)
ns
t
PLH
t
PHL
Propagation Delay
Time (DOWN -
BORROW)
ns
t
PLH
t
PHL
Propagation
Delay Time
(LOAD - Q)
ns
t
PLH
t
PHL
Propagation
Delay Time
(LOAD - CARRY)
ns
t
PLH
t
PHL
Propagation
Delay Time
(LOAD- BORROW)
ns
t
PLH
t
PHL
Propagation
Delay Time
(DATA - Q)
ns
t
PLH
t
PHL
Propagation
Delay Time
(DATA - CARRY)
ns
t
PLH
t
PHL
Propagation
Delay Time
(DATA -BORROW)
ns
t
PHL
Propagation
Delay Time
(CLEAR - Q)
ns
t
PLH
Propagation
Delay Time
(CLEAR - CARRY)
ns
t
PHL
Propagation Delay
Time (CLEAR -
BORROW)
ns
f
MAX
Maximum Clock
Frequency
5
25
30
4
3.4
17
20
MHz
20
24
M54/M74HC192/193
8/15
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