Integrator Series FPGAs: 1200XL and 3200DX Families
A1280XL Timing Characteristics (continued)
(Worst-Case Commercial Conditions V
= 4.75 V, T = 70°C)
J
CC
3.3V ‘Std’
Speed
‘–2’ Speed
‘–1’ Speed
‘Std’ Speed
‘–F’ Speed
Parameter
Description
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Units
Input Module Propagation Delays
t
t
t
t
Pad-to-Y High
Pad-to-Y Low
G-to-Y High
G-to-Y Low
1.1
1.3
2.0
2.6
1.2
1.4
2.3
3.0
1.4
1.7
2.7
3.5
2.0
2.4
3.9
5.0
1.7
2.0
3.2
4.2
ns
ns
ns
ns
INYH
INYL
INGH
INGL
1
Input Module Predicted Routing Delays
t
t
t
t
t
FO=1 Routing Delay
FO=2 Routing Delay
FO=3 Routing Delay
FO=4 Routing Delay
FO=8 Routing Delay
3.2
3.7
4.0
4.6
6.6
3.7
4.2
4.5
5.2
7.5
4.3
4.9
5.3
6.1
8.8
6.1
7.0
5.2
5.9
ns
ns
ns
ns
ns
IRD1
IRD2
IRD3
IRD4
IRD8
7.6
6.4
8.7
7.3
12.6
10.6
Global Clock Network
FO = 32
FO = 384
5.1
5.7
5.8
6.5
6.8
7.6
9.7
10.9
8.2
9.1
ns
ns
t
t
t
t
t
t
t
t
f
Input Low to High
Input High to Low
CKH
FO = 32
FO = 384
5.0
5.7
5.7
6.5
6.7
7.6
9.6
10.9
8.0
9.1
ns
ns
CKL
FO = 32
FO = 384
3.2
3.5
3.5
3.9
4.3
4.6
6.1
6.6
5.2
5.5
ns
ns
Minimum Pulse Width High
Minimum Pulse Width Low
Maximum Skew
PWH
PWL
CKSW
SUEXT
HEXT
P
FO = 32
FO = 384
3.2
3.5
3.5
3.9
4.3
4.6
6.1
6.6
5.2
5.5
ns
ns
FO = 32
FO = 384
0.8
0.8
0.9
0.9
1.0
1.0
1.4
1.4
1.2
1.2
ns
ns
FO = 32
FO = 384
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
ns
ns
Input Latch External Set-Up
Input Latch External Hold
Minimum Period
FO = 32
FO = 384
2.6
3.2
2.9
3.7
3.4
4.3
4.9
6.1
4.1
5.2
ns
ns
FO = 32
FO = 384
6.5
7.2
7.4
8.0
8.7
9.6
12.4
13.7
10.4
11.5
ns
ns
FO = 32
FO = 384
200
180
167
150
143
130
100
90
120
110
MHz
MHz
Maximum Frequency
MAX
Note:
1. Routing delays are for typical designs across worst-case operating conditions. These parameters should be used for estimating device
performance. Post-route timing analysis or simulation is required to determine actual performance.
38
Discontinued – v3.0
ACTEL [ Actel Corporation ]
