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"We continue to offer our customers high-quality IP solutions in our ASIC offerings, such as Denali's Databahn memory controller, to meet their design requirements for complex SoCs"

Tom Reeves
Vice President
ASIC Product Group
IBM Microelectronics
Denali Databahn™

Denali Databahn is the most trusted design IP solution for SoC interfaces such as PCI Express, DDR-SDRAM, and NAND Flash memory. Databahn controllers are fully configurable, and silicon proven in over 27 process nodes.

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Memory Report

The Denali Memory Report (DMR) is now available online, in the form of weekly articles and quarterly webcasts that address trends, analysis, and news for the semiconductor memory industry.

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Databahn™
Enterprise Solutions

Communications, storage, and high-end computing markets require high performance memory solutions.

  • Network processor
  • Storage controller
  • HPC nodes
  • Ethernet controller
  • Security
  • Transport processor
Consumer  |  Enterprise  |  Mobile
Databahn - Enterprise Solutions
Databahn DRAM Enterprise single port architecture

Enterprise applications require high data throughput and fully pipelined ECC. Databahn offers a selection of high-bandwidth data busses: OCP, AHB, AXI, PLB, BVCI and a thin, native protocol ("Denali") that can be adapted efficiently.

Evaluate single-port Databahn today!
Typical single-port enterprise configuration, 32/16/8 bit external memory bus

A multi-port version of the controller (right) includes a command ordering engine that further optimizes memory performance and maintains coherency. The arbitration engine allows programmable priority schemes to guarantee the proper quality of service to each port.

Evaluate multi-port Databahn today!

 Databahn DRAM Enterprise multi-port architecture
Typical multi-port enterprise configuration, 128/64 bit external memory bus

The Multi-port memory controller represents a modern alternative to traditional DMA engines. In high performance applications, efficient memory sharing and utilization is crucial.

External Memory bus *Size (K gates) **Max Freq (MHz)
Single port Eight port Single port Eight port
16/8 N/A N/A 400 N/A
32/64 221 N/A 400 406
64 TBD N/A N/A N/A
128 N/A 717 400 N/A

*Equivalent 2-input NAND gate
**At TSMC, 90nm G process

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