a1440a Actel Corporation, a1440a Datasheet - Page 40

• Manufacturer Part Number: a1440a
• Description: Accelerator Series Fpgas
• Manufacturer: Actel Corporation

A14 6 0A , A14 V60A Ti m i ng C har act e r is t ic s
(Worst-Case Commercial Conditions)
Note:
1.
1-214
Dedicated (Hard-Wired) I/O Clock
Network
Parameter
t
t
t
t
t
t
f
Dedicated (Hard-Wired) Array Clock
Network
t
t
t
t
t
t
f
Routed Array Clock Networks
t
t
t
t
t
t
f
Clock-to-Clock Skews
t
t
t
IOCKH
IOPWH
IOPWL
IOSAPW
IOCKSW
IOP
IOMAX
HCKH
HCKL
HPWH
HPWL
HCKSW
HP
HMAX
RCKH
RCKL
RPWH
RPWL
RCKSW
RP
RMAX
IOHCKSW
IORCKSW
HRCKSW
Delays based on 35pF loading.
Description
Input Low to High
Minimum Pulse Width High
Minimum Pulse Width Low
Minimum Asynchronous
Pulse Width
Maximum Skew
Minimum Period
Maximum Frequency
Input Low to High
Input High to Low
Minimum Pulse Width High
Minimum Pulse Width Low
Maximum Skew
Minimum Period
Maximum Frequency
Input Low to High (FO=256)
Input High to Low (FO=256)
Min. Pulse Width High
(FO=256)
Min. Pulse Width Low
(FO=256)
Maximum Skew (FO=128)
Minimum Period (FO=256)
Maximum Frequency
(FO=256)
I/O Clock to H-Clock Skew
I/O Clock to R-Clock Skew
H-Clock to R-Clock Skew
(FO = 64)
(FO = 216)
(FO = 64)
(FO = 216)
(Pad to I/O Module Input)
(Pad to S-Module Input)
(Pad to S-Module Input)
Min.
‘–3’ Speed
2.4
2.4
2.4
5.0
2.4
2.4
5.0
4.1
4.1
8.3
0.0
0.0
0.0
0.0
0.0
Max.
200
200
120
2.3
0.6
3.7
3.7
0.6
6.0
6.0
1.2
2.6
1.7
5.0
1.3
3.0
Min.
‘–2’ Speed
3.2
3.2
3.2
6.8
3.2
3.2
6.8
4.5
4.5
9.3
0.0
0.0
0.0
0.0
0.0
(continued)
Max.
150
150
105
2.6
0.6
4.1
4.1
0.6
6.8
6.8
1.4
2.7
1.7
5.0
1.0
3.0
Min.
11.1
‘–1’ Speed
3.8
3.8
3.8
8.0
3.8
3.8
8.0
5.4
5.4
0.0
0.0
0.0
0.0
0.0
Max.
125
125
3.0
0.6
4.7
4.7
0.6
7.7
7.7
1.6
2.9
1.7
5.0
1.0
3.0
90
‘Std’ Speed 3.3V Speed
Min.
10.0
10.0
12.5
4.8
4.8
4.8
4.8
4.8
6.1
6.1
0.0
0.0
0.0
0.0
0.0
Max.
100
100
3.5
0.6
5.5
5.5
0.6
9.0
9.0
1.8
3.0
1.7
5.0
1.0
3.0
80
Min.
13.4
13.4
16.7
6.5
6.5
6.5
6.5
6.5
8.2
8.2
0.0
0.0
0.0
0.0
0.0
Max. Units
11.8
11.8
4.5
0.6
7.0
7.0
0.6
1.8
3.0
5.0
5.0
1.0
3.0
75
75
60
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns