A1240A-1CQ256B ACTEL [Actel Corporation], A1240A-1CQ256B Datasheet - Page 39

• Manufacturer Part Number: A1240A-1CQ256B
• Description: HiRel FPGAs
• Manufacturer: ACTEL [Actel Corporation]

A 14 25 A Ti m i ng Ch a r ac t e r i s t i cs
(W or st -C as e M il it ar y Cond it ion s, V
Parameter
Routed Array Clock Networks
t
t
t
t
t
t
f
Clock-to-Clock Skews
t
t
t
RCKH
RCKL
RPWH
RPWL
RCKSW
RP
RMAX
IOHCKSW
IORCKSW
HRCKSW
Description
Input Low to High (FO=64)
Input High to Low (FO=64)
Min. Pulse Width High (FO=64)
Min. Pulse Width Low (FO=64)
Maximum Skew (FO=128)
Minimum Period (FO=64)
Maximum Frequency (FO=64)
I/O Clock to H-Clock Skew
I/O Clock to R-Clock Skew
H-Clock to R-Clock Skew
(FO = 64)
(FO = 50% max.)
C C
(continued)
= 4.5 V, T
J
= 1 25° C)
Min.
10.1
4.9
4.9
0.0
0.0
0.0
0.0
‘–1’ Speed
Max.
100
5.5
6.0
1.1
3.0
3.0
1.0
3.0
Min.
11.6
5.7
5.7
0.0
0.0
0.0
0.0
‘Std’ Speed
Max.
6.4
7.0
1.2
3.0
3.0
1.0
3.0
85
H iR e l F PG A s
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
39