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glen-7's avatar
glen-7
Icon for New Contributor rankNew Contributor
6 months ago

Agilex-5: WCK to CK Ratio for LPDDR5

In general, LPDDR5 memory devices support two ratios for the WCK to CK clocks: 4:1 and 2:1. The Micron datasheets refer to this ratio as 'CKR'. From the perspective of the memory datasheet, there is ...
Programmable Logic Device
AdzimZM_Altera's avatar
AdzimZM_Altera
Icon for Regular Contributor rankRegular Contributor
6 months ago

Hi glen-7 ,

 

I don't this can be changed. The current supported frequency is 1066MHz and 800MHz for group B device.

If the device can support higher frequency (>1600MHz), then the 4:1 ratio might be available.

 

Regards,

Adzim