Atf2500cl – Rainbow Electronics ATF2500CQL User Manual
Page 16
16
ATF2500CL
0777G–12/01
ATF2500CL Register AC Characteristics, Input Pin Clock
Symbol
Parameter
-20
Units
Min
Max
t
COS
Clock to Output
11
ns
t
CFS
Clock to Feedback
0
6
ns
t
SIS
Input Setup Time
14
ns
t
SFS
Feedback Setup Time
14
ns
t
HS
Hold Time
0
ns
t
WS
Clock Width
7
ns
t
PS
Clock Period
14
ns
F
MAXS
External Feedback 1/(t
SIS
+ t
COS
)
40
MHz
Internal Feedback 1/(t
SFS
+ t
CFS
)
50
MHz
No Feedback 1/(t
PS
)
71
MHz
t
ARS
Asynchronous Reset/Preset Recovery Time
15
ns
ATF2500CL Register AC Characteristics, Product Term Clock
Symbol
Parameter
-20
Units
Min
Max
t
COA
Clock to Output
20
ns
t
CFA
Clock to Feedback
10
16
ns
t
SIA
Input Setup Time
10
ns
t
SFA
Feedback Setup Time
8
ns
t
HA
Hold Time
10
ns
t
WA
Clock Width
11
ns
t
PA
Clock Period
22
ns
F
MAXA
External Feedback 1/(t
SIA
+ t
COA
)
33
MHz
Internal Feedback 1/(t
SFA
+ t
CFA
)
38
MHz
No Feedback 1/(t
PS
)
45
MHz
t
ARA
Asynchronous Reset/Preset Recovery Time
12
ns