HC311 Datasheet, PDF (20/26 Pages) Altera Corporation – HardCopy III Device

1–18
Chapter 1: DC and Switching Characteristics of HardCopy III Devices
Switching Characteristics
Table 1–24. DPA Lock Time Specifications – Preliminary (Note 1)
Standard
Training Pattern
Transition Density Min Typ Max
Unit
SPI-4
00000000001111111111
Parallel Rapid I/O
00001111
10010000
Miscellaneous
10101010
01010101
Note to Table 1–24:
(1) Pending silicon characterization.
10%
25%
50%
100%
100%
TBD —
TBD —
TBD —
TBD —
TBD —
— Number of repetitions
— Number of repetitions
— Number of repetitions
— Number of repetitions
— Number of repetitions
External Memory Interface Specifications
Table 1–25 through Table 1–30 list the external memory interface specifications for the
HardCopy III device family. Use these tables to perform memory interface timing
analysis.
Table 1–25. HardCopy III Maximum Clock Rate Support for External Memory Interfaces with
Half-Rate Controller – Preliminary (Note 1)
(MHz)
Memory Standards
DDR3 SDRAM
DDR2 SDRAM
DDR SDRAM
QDRII+ SRAM
QDRII SRAM
RLDRAM II
Note to Table 1–25:
(1) Pending silicon characterization.
Top and Bottom I/O Banks
TBD
TBD
TBD
TBD
TBD
TBD
Left and Right I/O Banks
TBD
TBD
TBD
TBD
TBD
TBD
Table 1–26. HardCopy III Maximum Clock Rate Support for External Memory Interfaces with
Full-Rate Controller – Preliminary (Note 1)
(MHz)
Memory Standards
DDR2 SDRAM
DDR SDRAM
Note to Table 1–26:
(1) Pending silicon characterization.
Top and Bottom I/O Banks
TBD
TBD
Left and Right I/O Banks
TBD
TBD
HardCopy III Device Handbook, Volume 3
© December 2008 Altera Corporation