參數資料
型號: 74F402PC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Serial Data Polynomial Generator/Checker
中文描述: F/FAST SERIES, 1-BIT CRC GENERATOR CKT, PDIP16
封裝: 0.300 INCH, PLASTIC, DIP-16
文件頁數: 7/12頁
文件大?。?/td> 177K
代理商: 74F402PC
AC Electrical Characteristics
74F
54F
74F
T
A
e a
25
§
C
V
CC
e a
5.0V
C
L
e
50 pF
T
A
, V
CC
e
Mil
C
L
e
50 pF
T
A
, V
CC
e
Com
C
L
e
50 pF
Symbol
Parameter
Units
Min
Typ
Max
Min
Max
Min
Max
f
max
Maximum Clock Frequency
30
45
30
30
MHz
t
PLH
t
PHL
Propagation Delay
CP to D/CW
8.5
10.5
15.0
18.0
19.0
23.0
7.5
9.5
26.5
26.5
7.5
9.5
21.0
25.0
ns
t
PLH
t
PHL
Propagation Delay
CP to RO
8.0
8.0
13.5
14.0
17.0
18.0
7.0
7.0
26.0
22.5
7.0
7.0
19.0
20.0
ns
t
PLH
t
PHL
Propagation Delay
CP to ER
15.5
8.5
26.0
14.5
33.0
18.5
14.0
7.5
38.5
23.5
14.0
7.5
35.0
20.5
ns
t
PLH
t
PHL
Propagation Delay
P to D/CW
11.0
11.5
18.5
19.5
23.5
24.5
10.0
10.5
31.0
32.0
10.0
10.5
25.5
26.5
ns
t
PLH
Propagation Delay
P to RO
9.5
16.0
20.5
8.5
31.5
8.5
22.5
ns
t
PLH
Propagation Delay
P to ER
10.0
17.0
21.5
9.0
26.0
9.0
23.5
ns
t
PLH
t
PHL
Propagation Delay
MR to D/CW
10.5
11.0
18.0
19.0
23.0
24.0
9.5
10.0
29.0
28.5
9.5
10.0
25.5
26.0
ns
t
PHL
Propagation Delay
MR to RO
9.0
15.5
19.5
8.0
23.5
8.0
21.5
ns
t
PLH
Propagation Delay
MR to ER
16.5
28.0
35.5
14.5
39.0
14.5
37.5
ns
t
PLH
t
PHL
Propagation Delay
D to D/CW
6.0
7.5
10.5
12.0
13.5
16.0
5.0
6.5
19.5
20.0
5.0
6.5
15.0
18.0
ns
t
PLH
t
PHL
Propagation Delay
CWG to D/CW
6.5
7.0
11.0
12.0
14.0
15.5
5.5
6.0
21.5
21.5
5.5
6.0
15.5
17.5
ns
t
PLH
t
PHL
Propagation Delay
S
n
to D/CW
11.5
9.5
19.5
16.0
24.5
20.0
9.0
8.5
29.0
25.0
10.5
8.5
26.5
22.0
ns
7
相關PDF資料
PDF描述
74F402 Serial Data Polynomial Generator/Checker
74F402PC Serial Data Polynomial Generator/Checker
74F525SCX Programmable Counter
74F525 Programmable Counter
74F525PCX Programmable Counter
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