參數(shù)資料
型號: 74AC299SCX_NL
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: 8-Input Universal Shift/Storage Register
中文描述: AC SERIES, 8-BIT BIDIRECTIONAL PARALLEL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO20
封裝: 0.300 INCH, LEAD FREE, MS-013, SOIC-20
文件頁數(shù): 6/11頁
文件大?。?/td> 138K
代理商: 74AC299SCX_NL
www.fairchildsemi.com
6
7
AC Electrical Characteristics for AC
Note 8:
Voltage Range 3.3 is 3.3V
r
0.3V.
Voltage Range 5.0 is 5.0V
r
0.5V.
AC Operating Requirements for AC
Note 9:
Voltage Range 3.3 is 3.3V
r
0.3V
Voltage Range 5.0 is 5.0V
r
0.5V
V
CC
T
A
25
q
C
C
L
50 pF
Typ
124
173
T
A
40
q
C to 85
q
C
C
L
50 pF
Min
80
105
Symbol
Parameter
(V)
Units
(Note 8)
3.3
5.0
Min
90
130
Max
Max
f
MAX
Maximum Input
Frequency
MHz
t
PLH
Propagation Delay
CP to Q
0
or Q
7
(Shift Left or Right)
Propagation Delay
3.3
5.0
3.3
8.5
5.5
8.5
14.0
9.5
14.5
20.5
14.0
21.5
7.0
4.5
7.0
22.0
15.0
23.0
ns
t
PHL
ns
CP to Q
0
or Q
7
(Shift Left or Right)
Propagation Delay
CP to I/O
n
Propagation Delay
CP to I/O
n
Propagation Delay
5.0
3.3
5.0
5.5
9.0
6.0
10.0
14.5
10.0
14.5
20.5
14.5
5.0
7.5
5.0
16.0
22.5
16.0
t
PLH
ns
t
PHL
3.3
5.0
3.3
10.0
6.5
9.0
16.0
11.0
15.5
23.0
16.0
22.5
8.5
6.0
7.5
24.5
17.5
25.0
ns
t
PHL
ns
MR to Q
0
or Q
7
Propagation Delay
MR to I/O
n
Output Enable Time
OE to I/O
n
Output Enable Time
5.0
3.3
5.0
5.5
9.0
5.5
10.5
15.0
10.0
15.5
21.5
15.0
5.0
7.5
5.0
17.0
24.0
16.5
t
PHL
ns
t
PZH
3.3
5.0
3.3
7.0
4.5
7.0
12.0
8.5
12.5
18.0
12.5
18.0
6.0
4.0
6.0
19.5
13.5
20.5
ns
t
PZL
ns
OE to I/O
n
Output Disable Time
OE to I/O
n
Output Disable Time
OE to I/O
n
5.0
3.3
5.0
5.0
6.5
3.5
8.0
13.0
9.5
12.5
18.5
14.0
4.0
5.5
3.0
14.0
19.5
15.0
t
PHZ
ns
t
PLZ
3.3
5.0
5.5
3.5
11.5
8.0
17.0
12.5
4.5
2.0
19.0
13.5
ns
V
CC
T
A
25
q
C
C
L
50 pF
Typ
3.0
2.0
T
A
40
q
C to 85
q
C
C
L
50 pF
Guaranteed Minimum
8.0
5.0
Symbol
Parameter
(V)
Units
(Note 9)
3.3
5.0
t
S
Setup Time, HIGH or LOW
S
0
or S
1
to CP
Hold Time, HIGH or LOW
S
0
or S
1
to CP
Setup Time, HIGH or LOW
8.5
5.5
ns
t
H
3.3
5.0
3.3
3.0
1.5
2.0
0.5
1.0
5.5
0.5
1.0
6.0
ns
t
S
ns
I/O
n
to CP
Hold Time, HIGH or LOW
I/O
n
to CP
Setup Time, HIGH or LOW
DS
0
or DS
7
to CP
Hold Time, HIGH or LOW
5.0
3.3
5.0
1.0
2.0
1.0
3.5
0
1.0
4.0
0
1.0
t
H
ns
t
S
3.3
5.0
3.3
2.5
1.5
2.0
6.5
4.0
0
7.0
4.5
0.5
ns
t
H
ns
DS
0
or DS
7
to CP
CP Pulse Width, LOW
5.0
3.3
5.0
1.0
3.5
2.0
1.0
4.5
3.5
1.0
5.0
3.5
t
W
ns
t
W
MR Pulse Width, LOW
3.3
4.0
4.5
5.0
ns
5.0
3.3
5.0
2.0
0
0.5
3.5
1.5
1.5
3.5
1.5
1.5
t
REC
Recovery Time
MR to CP
ns
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