EDN

Implementing custom DDR and DDR2 SDRAM external memory interfaces in FPGAs (part 2)

Note: This is the second part of a two-part article covers the remaining steps to implement DDR or DDR2 external memory interfaces (EMIFs) using FPGAs via ALTDLL and ALTDQ_DQS megafunctions. Steps 4 ” ...
Yahoo Finance

Alliance Memory Rounds Out DDR4 SDRAM Lineup With Six New 4Gb “A” Die Devices and 16Gb Option From Micron Technology

KIRKLAND, Wash., Sept. 08, 2022 (GLOBE NEWSWIRE) -- Alliance Memory today announced that it has expanded its portfolio of CMOS DDR4 SDRAMs with new “A” die versions of the 4Gb AS4C256M16D4A and ...
Design-Reuse

DDR SDRAM Controller IP Designed for Reuse

This paper deals with reusability issues in the development of a double data rate (DDR) SDRAM controller module for FPGA-based systems. The development of integrated systems-on-a-chip (SoC) is based ...
Electronic Design

Probing Problems With DDR SDRAM

Coming soon to a PC near you is double-data-rate (DDR) SDRAM. This low-cost, high-performance technology targets both PC memory buses and embedded designs like high-end graphics systems. So how do you ...
Design-Reuse

The Love/Hate Relationship with DDR SDRAM Controllers

Almost everyone knows that the bulk of DRAMs produced end up in desktop and laptop computers just like the one used to write this article. In fact, approximately 90% of all DRAMs produced are used in ...
thg.ru

DDR for Pentium III: 10 Boards with VIA Apollo Pro 266 — THG.RU

More Bandwidth for the Pentium III? The new VIA Apollo Pro 266 is supposed to infuse the somewhat dated Intel Pentium III with renewed vigor. The new chipset offers more memory bandwidth when used in ...
thg.ru

Intel Goes DDR — Do We Really Care? — THG.RU

Anybody Need Another DDR-Chipset? Today it finally happened. From now on Intel allows motherboard makers to couple the i845 chipset with DDR-memory. Of course this it not the way things are put ...
ExtremeTech

Micron's 320GB/sec Hybrid Memory Cube comes to market in 2013, threatens to finally kill DDR SDRAM

The Hybrid Memory Cube Consortium, which consists of such silicon luminaries as Micron, Samsung, and IBM (but not Intel), has finally finished hammering out the Hybrid Memory Cube 1.0 standard. The ...
Ars Technica

Why is PC133 SDRAM more expensive than DDR RAM?

well, this is really either a really odd april fools joke or just a lack of understanding of economics -- View image here: http://episteme.arstechnica.com/infopop ...
EDN

Implementing custom DDR and DDR2 SDRAM external memory interfaces in FPGAs (part 1)

These design guidelines provide the best practices for DDR and DDR2 SDRAM custom memory interface implementation in Stratix III and Stratix IV FPGAs. Figure 1 shows the design flow that is required ...