參數(shù)資料
型號(hào): A1280A-CQ172E
元件分類: FPGA
英文描述: FPGA, 1232 CLBS, 8000 GATES, 41 MHz, CQFP172
封裝: CAVITY-UP, CERAMIC, QFP-172
文件頁(yè)數(shù): 28/98頁(yè)
文件大小: 2005K
代理商: A1280A-CQ172E
34
A1 28 0XL Ti m i ng Cha r act e r i s t i cs (continued)
(W or s t - C as e M i l i t a r y Cond i t i o n s , V CC = 4.5 V, TJ = 1 25°C)
‘–1’ Speed
‘Std’ Speed
Parameter Description
Min.
Max.
Min.
Max.
Units
Input Module Propagation Delays
tINYH
Pad to Y High
1.5
1.7
ns
tINYL
Pad to Y Low
1.7
2.1
ns
tINGH
G to Y High
2.8
3.3
ns
tINGL
G to Y Low
3.7
4.3
ns
Input Module Predicted Routing Delays1
tRD1
FO=1 Routing Delay
4.6
5.3
ns
tRD2
FO=2 Routing Delay
5.2
6.1
ns
tRD3
FO=3 Routing Delay
5.5
6.5
ns
tRD4
FO=4 Routing Delay
6.4
7.5
ns
tRD8
FO=8 Routing Delay
9.2
10.8
ns
Global Clock Network
tCKH
Input Low to High
FO = 32
FO = 384
7.1
8.0
8.4
9.5
ns
tCKL
Input High to Low
FO = 32
FO = 384
7.0
8.0
8.3
9.5
ns
tPWH
Minimum Pulse Width High
FO = 32
FO = 384
4.3
4.8
5.3
5.7
ns
tPWL
Minimum Pulse Width Low
FO = 32
FO = 384
4.3
4.8
5.3
5.7
ns
tCKSW
Maximum Skew
FO = 32
FO = 384
1.1
1.2
ns
tSUEXT
Input Latch External Setup
FO = 32
FO = 384
0.0
ns
tHEXT
Input Latch External Hold
FO = 32
FO = 384
3.6
4.6
4.2
5.3
ns
tP
Minimum Period
FO = 32
FO = 384
9.1
9.8
10.7
11.8
ns
fMAX
Maximum Frequency
FO = 32
FO = 384
110
100
90
85
MHz
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 worst-case performance. Post-route timing is based
on actual routing delay measurements performed on the device prior to shipment. Optimization techniques may further reduce delays by 0
to 4 ns.
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