IPR-QDRII/UNI Altera, IPR-QDRII/UNI Datasheet - Page 41
IPR-QDRII/UNI
Manufacturer Part Number
IPR-QDRII/UNI
Description
IP CORE Renewal Of IP-QDRII/UNI
Manufacturer
Altera
Datasheet
1.IP-QDRIIUNI.pdf
(74 pages)
Specifications of IPR-QDRII/UNI
Software Application
IP CORE, Memory Controllers, SRAM
Supported Families
Arria II GX, HardCopy III, Stratix III, Stratix IV
Core Architecture
FPGA
Core Sub-architecture
Arria, HardCopy, Stratix
Rohs Compliant
NA
Lead Free Status / RoHS Status
na
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Block Description
December 2010 Altera Corporation
I/O Pads
This chapter describes the PHY part of the QDR II and QDR II+ SRAM controllers
with UniPHY.
The PHY comprises the following major functional units:
■
■
■
■
■
Figure 6–1
Figure 6–1. PHY Block Diagram
The I/O pads contain all the I/O instantiations. The bulk of the UniPHY I/O circuitry
is encapsulated in the ALTDQ_DQS megafunction (ALTDQ_DQS2 for Stratix V series
devices).
Reset and Clock Generation
Address and Command Datapath
Write Datapath
Read Datapath
Sequencer
External
Memory
Device
shows the PHY block diagram.
I/O Pads
6. Functional Description—UniPHY
Section III. QDR II and QDR II+ SRAM Controller with UniPHY User Guide
UniPHY
Command
Generation
Datapath
Address
Datapath
Datapath
Write
Read
Reset
and
FPGA
External Memory Interface Handbook Volume 3
Sequencer
Controller
Memory
AFI to
Controller
Memory
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