What is DDR4 Memory Gear-Down Mode?
A Reliability, Availability and Serviceability (aka RAS) feature more clearly documented in the new JEDEC DDR4 Rev B spec, Gear-down mode, allows the DRAM Address/Command and Control bus to use every other rising clock of the DDR4 Memory bus clock.
Is your DDR4 Memory Controller Compliant?
Finally! After 2 ½ years FuturePlus Systems was successful in sponsoring JEDEC’s first document on protocol checks, JEP175 DDR4 Protocol Checks. But we didn’t do it alone! Many thanks to the other Test and Measurement vendors, EDA vendors and ...