Timing Model
Table 5–75. Stratix II I/O Output Delay for Column Pins (Part 6 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)
Differential
SSTL-2 Class I
8 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
913
933
896
916
876
896
877
897
872
892
909
929
914
934
894
914
898
918
891
911
883
903
894
914
890
910
890
910
957
979
940
962
918
940
919
941
915
937
953
975
958
980
937
959
942
964
936
958
925
947
937
959
933
955
933
955
1715
1781
1672
1738
1609
1675
1598
1664
1596
1662
1690
1756
1656
1722
1640
1706
1638
1704
1626
1692
1597
1663
1578
1644
1585
1651
1583
1649
1799
1869
1754
1824
1688
1758
1676
1746
1674
1744
1773
1843
1737
1807
1721
1791
1718
1788
1706
1776
1675
1745
1655
1725
1663
1733
1661
1731
1971
2047
1921
1997
1849
1925
1836
1912
1834
1910
1942
2018
1903
1979
1885
1961
1882
1958
1869
1945
1835
1911
1813
1889
1821
1897
1819
1895
2041
2131
1991
2081
1918
2008
1905
1995
1903
1993
2012
2102
1973
2063
1954
2044
1952
2042
1938
2028
1904
1994
1882
1972
1890
1980
1888
1978
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
12 mA
16 mA
20 mA
24 mA
4 mA
Differential
SSTL-2 Class II
Differential
SSTL-18
Class I
6 mA
8 mA
10 mA
12 mA
8 mA
Differential
SSTL-18
Class II
16 mA
18 mA
20 mA
5–62
Altera Corporation
April 2011
Stratix II Device Handbook, Volume 1
ALTERA [ ALTERA CORPORATION ]
