EP3C5E144C8N Datasheet, PDF (156/348 Pages) Altera Corporation – Ability to disable external JTAG port

8–14
Chapter 8: External Memory Interfaces in the Cyclone III Device Family
Document Revision History
1 The PLL is instantiated in the ALTMEMPHY megafunction. All outputs of the PLL are
used when the ALTMEMPHY megafunction is instantiated to interface with external
memories.
f For more information about the usage of PLL outputs by the ALTMEMPHY
megafunction, refer to the External Memory Interfaces page.
f For more information about Cyclone III device family PLL, refer to the Clock Networks
and PLLs in the Cyclone III Device Family chapter.
Document Revision History
Table 8–3 lists the revision history for this document.
Table 8–3. Document Revision History
Date
December 2011
January 2010
December 2009
July 2009
June 2009
October 2008
May 2008
July 2007
March 2007
Version
Changes
■ Updated “Data and Data Clock/Strobe Pins” on page 8–2 and “Memory Clock Pins” on
page 8–10.
3.0 _{■ Updated hyperlinks.}
■ Minor text edits.
■ Removed Tables 8-1, 8-2, 8-3, and 8-4.
2.3
■ Changed links to reference Literature: External Memory Interfaces.
2.2 Minor changes to the text.
2.1 Made minor correction to the part number.
■ Updated chapter part number.
■ Updated “Introduction” on page 8–1.
■ Updated Table 8–1 on page 8–1, Table 8–2 on page 8–2, Table 8–3 on page 8–3,
Table 8–4 on page 8–4, and Table 8–5 on page 8–7. Updated notes to Table 8–6 on
2.0
page 8–10. Updated “Data and Data Clock/Strobe Pins” on page 8–5.
■ Updated note to Figure 8–2 on page 8–12.
■ Updated “Optional Parity, DM, and Error Correction Coding Pins” on page 8–13.
■ Updated “Address and Control/Command Pins” on page 8–14.
■ Updated “Introduction”, “DDR Input Registers” and “Conclusion” sections.
1.3
■ Updated chapter to new template.
■ Added (Note 4) to Figure 8–3.
1.2 ■ Updated Table 8–3 and Table 8-5. Added new Table 8–4.
■ Updated (Note 1) to Figure 8-4. Updated Figure 8–5 and 8–14.
■ Updated “Data and Data Clock/Strobe Pins” section.
1.1 ■ Updated Table 8–5.
■ Added chapter TOC and “Referenced Documents” section.
1.0 Initial release.
Cyclone III Device Handbook
Volume 1
December 2011 Altera Corporation