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EP2SGX60CF780C4N Datasheet, PDF (264/316 Pages) Altera Corporation – Support for numerous single-ended and differential I/O standards
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Table 4–86. Stratix II GX I/O Output Delay for Column Pins (Part 6 of 7)
I/O Standard
Differential
SSTL-18 Class II
(2)
1.8-V differential
HSTL Class I (2)
1.8-V differential
HSTL Class II (2)
Drive
Strength
Parameter
Fast Corner
Industrial/
Commercial
-3 Speed
Grade (3)
-3 Speed
Grade (4)
-4 Speed
Grade
-5 Speed
Grade
Unit
8 mA
tOP
tDIP
16 mA
tOP
tDIP
18 mA
tOP
tDIP
20 mA
tOP
tDIP
4 mA
tOP
tDIP
6 mA
tOP
tDIP
8 mA
tOP
tDIP
10 mA
tOP
tDIP
12 mA
tOP
tDIP
16 mA
tOP
tDIP
18 mA
tOP
tDIP
20 mA
tOP
tDIP
925
1597
1675
1782
1904 ps
947
1663
1745
1856
1994 ps
937
1578
1655
1761
1882 ps
959
1644
1725
1835
1972 ps
933
1585
1663
1768
1890 ps
955
1651
1733
1842
1980 ps
933
1583
1661
1766
1888 ps
955
1649
1731
1840
1978 ps
956
1608
1687
1794
1943 ps
978
1674
1757
1868
2033 ps
962
1595
1673
1779
1928 ps
984
1661
1743
1853
2018 ps
940
1586
1664
1769
1917 ps
962
1652
1734
1843
2007 ps
944
1591
1669
1775
1923 ps
966
1657
1739
1849
2013 ps
936
1585
1663
1768
1916 ps
958
1651
1733
1842
2006 ps
919
1385
1453
1545
1680 ps
941
1451
1523
1619
1770 ps
921
1394
1462
1555
1691 ps
943
1460
1532
1629
1781 ps
921
1402
1471
1564
1700 ps
943
1468
1541
1638
1790 ps
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