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Hybrid Memory Cube (HMC)

Specification Support

HMC Rev 1_1 specification is supported.

Key Features

Feature Name

Description

Link retry

 

Chaining

Allows multiple devices to be connected together for capacity

Half-width link

 

Link retraining

 

Higher bandwidths

 

Power state management

 

Warm reset

 

Lane polarity reversal

 

Clock recovery

Necessary for serial data reception

Scramble/de-scramble

Each lane data is scrambled per Flit using the seed

Generation/reception of TS1

Necessary for identifying lane reversal and lane synchronization

CRC generation/checking

To check data integrity of packets

Transaction layer packets

Encoding/decoding packet header