A 4.3GB/s mobile memory interface with power-efficient bandwidth scaling

R. Palmer, John W. Poulton, Brian Leibowitz, Yohan Frans, Simon Li, Andrew M. Fuller, John Eyles, John Wilson, Marko Aleksic, Trey Greer,

2009 · 20 citations · 13 references

Concepts

Abstract

A 4.3GB/s mobile memory interface built in TSMC 40nm LP CMOS uses burst transactions and low power states to enable power-efficient bandwidth scaling. A pausable clocking architecture enables fast power state transitions. The controller interface achieves 3.3mW/Gb/s power efficiency at 4.3GB/s data bandwidth, and supports better than 5mW/Gb/s operation over a range from 0.03 to 4.3GB/s.

References

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