IPR-QDRII/UNI Altera, IPR-QDRII/UNI Datasheet - Page 57

• Manufacturer Part Number: IPR-QDRII/UNI
• Description: IP CORE Renewal Of IP-QDRII/UNI
• Manufacturer: Altera

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

Chapter 6: Functional Description—UniPHY
PHY-to-Controller Interfaces
Figure 6–10. Full-Rate Reads
Figure 6–11. Half-Rate Reads
December 2010 Altera Corporation
afi_rdata_valid
afi_rdata_valid
afi_rdata_en
afi_rdata_en
mem_dqs
mem_dqs
mem_dq
afi_rdata
mem_dq
afi_rdata
afi_cs_n
afi_cs_n
afi_addr
afi_addr
clock
clock
10
AX
Figure 6–10
10
01
XA
1
shows full-rate reads;
2
1
3
2
4
3
afi_rlat = 9
Section III. QDR II and QDR II+ SRAM Controller with UniPHY User Guide
4
Figure 6–11
5
afi_rlat = 9
6
5
shows half-rate reads.
7
6
External Memory Interface Handbook Volume 3
8
7
8
9
10
DX
9
01
XD
6–17