Timing Model
Table 5–75. Stratix II I/O Output Delay for Column Pins (Part 4 of 8)
Minimum Timing
Drive
-3
-3
-4
-5
Speed Speed
Grade Grade
(3)
I/O Standard
Parameter
Speed Speed Unit
Grade Grade
Strength
Industrial Commercial
(4)
SSTL-18
Class I
4 mA
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
tOP
tDIP
909
929
914
934
894
914
898
918
891
911
883
903
894
914
890
910
890
910
912
932
917
937
896
916
900
920
892
912
953
975
958
980
937
959
942
964
936
958
925
947
937
959
933
955
933
955
956
978
962
984
940
962
944
966
936
958
1690
1756
1656
1722
1640
1706
1638
1704
1626
1692
1597
1663
1578
1644
1585
1651
1583
1649
1608
1674
1595
1661
1586
1652
1591
1657
1585
1651
1773
1843
1737
1807
1721
1791
1718
1788
1706
1776
1675
1745
1655
1725
1663
1733
1661
1731
1687
1757
1673
1743
1664
1734
1669
1739
1663
1733
1942
2018
1903
1979
1885
1961
1882
1958
1869
1945
1835
1911
1813
1889
1821
1897
1819
1895
1848
1924
1833
1909
1823
1899
1828
1904
1821
1897
2012
2102
1973
2063
1954
2044
1952
2042
1938
2028
1904
1994
1882
1972
1890
1980
1888
1978
1943
2033
1928
2018
1917
2007
1923
2013
1916
2006
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
6 mA
8 mA
10 mA
12 mA
(1)
SSTL-18
Class II
8 mA
16 mA
18 mA
20 mA
(1)
1.8-V HSTL
Class I
4 mA
6 mA
8 mA
10 mA
12 mA
(1)
5–60
Altera Corporation
April 2011
Stratix II Device Handbook, Volume 1
ALTERA [ ALTERA CORPORATION ]
