A1280A Actel, A1280A Datasheet - Page 11

• Manufacturer Part Number: A1280A
• Description: (A1225A - A1280A) FPGAs
• Manufacturer: Actel

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A C T
Ti m i n g D er a t i n g F a ct o r ( T e m p e r a t u r e a n d V o l t a g e )
Ti m i ng D er a t i n g F a ct o r f o r D e si g ns at Ty pi c a l Te m p er a t u r e ( T
V ol t a g e ( 5 . 0 V)
Te m p er a t u r e an d Vo l t a ge D er at i n g Fa ct or s
( n or m a l i z ed t o W or s t - C a se Co m m e r c i al , T
Junction Temperature and Voltage Derating Curves
(normalized to Worst-Case Commercial, T
Note:
(Commercial Minimum/Maximum Specification) x
(Commercial Maximum Specification) x
™
4.50
4.75
5.00
5.25
5.50
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
This derating factor applies to all routing and propagation delays.
2 F a m il y F PG A s
0.75
0.71
0.69
0.68
0.67
4.50
–55
0.79
0.75
0.72
0.69
0.69
–40
4.75
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0.86
0.82
0.80
0.77
0.76
0
J
= 4.75V, 70°C)
0.69
Min.
v4.0
Voltage (V)
Industrial
5.00
J
0.92
0.87
0.85
0.82
0.81
25
= 4 . 7 5 V , 7 0° C )
Max.
1.11
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0.85
1.06
1.00
0.97
0.95
0.93
70
5.25
Min.
0.67
J
1.11
1.05
1.02
0.98
0.97
85
= 25 ° C ) an d
Military
5.50
85˚C
70˚C
25˚C
125˚C
0˚C
–40˚C
–55˚C
Max.
1.23
1.23
1.16
1.13
1.09
1.08
125
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