Section III–2 Altera Corporation
I/O Standards Stratix Device Handbook, Volume 2
September 2004,
v3.1
● Table 4–1 on page 4–1: renamed table, updated table, and
added Note 1.
● Deleted Figure named “1.5-V Differential HSTL Class II
Termination.”
● Updated text describing “SSTL-18 Class I & II - EIA/JEDEC
Preliminary Standard JC42.3” on page 4–11.
● Updated HyperTransport data rates on page 4–17.
● Changed HyperTransport device speed from 800 MHz to
400 MHz on page 4–17.
● Added four rows to Table 4–2 on page 4–18: 1.5-
V HSTL Class I, 1.8-V HSTL Class I, 1.5-V HSTL Class II,
and 1.8-V HSTL Class II.
● Changed title of Table 4–3 on page 4–21.
● Updated Table 4–4 on page 4–22.
● Updated Figure 4–20 on page 4–29.
● Added description of which clock pins support differential
on-chip termination on page 4–30.
● Updated description of flip-chip packages on page 4–31.
● Changed title of Figure 4–21 on page 4–31.
● Updated milliamps for non-thermally enhanced cavity up
and non-thermally enhanced FineLine BGA packages on
page 4–35.
● Updated equation for FineLine BGA package on
page 4–35.
● Updated milliamps in non-thermally enhanced cavity up and
non-thermally enhanced FineLine BGA packages
onpage 4–37.
April 2004, v3.0
● Updated notes to Figure 4–18.
● New information added to the “Hot Socketing” section.
● New information added to the “Differential Pad Placement
Guidelines” section.
November 2003,
v2.2
● Removed support for series and parallel on-chip
termination.
● Updated Figure 4–22.
October 2003,
v2.1
● Added the Output Enable Group Logic Option in Quartus II
and Toggle Rate Logic Option in Quartus II sections.
● Updated notes to Table 4–10.
July 2003, v2.0
● Renamed impedance matching to series termination
throughout Chapter.
● Removed wide range specs for LVTTL and LVCMOS
standards pages 4-3 to 4-5.
● Relaxed restriction of input pins next to differential pins for
flipchip packages (pages 4-20, 4-35, and 4-36).
● Added Drive Strength section on page 4-26.
● Removed text “for 10 ns or less” from AC Hot socketing
specification on page 4-27.
● Added Series Termination column to Table 4-9.
Chapter Date/Version Changes Made Comments
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