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1. About the Hybrid Memory Cube Controller IP Core
2. Getting Started with the HMC Controller IP Core
3. Functional Description
4. HMC Controller IP Core Signals
5. HMC Controller IP Core Register Map
6. HMC Controller IP Core Stratix 10 Design Example
A. HMC Controller IP Core User Guide Archives
B. Additional Information
4.1. Application Interface Signals
4.2. HMC Interface Signals
4.3. Signals on the Interface to the I2C Master
4.4. Control and Status Register Interface Signals
4.5. Status and Debug Signals
4.6. Clock and Reset Signals
4.7. Transceiver Reconfiguration Signals
4.8. Signals on the Interface to the External PLL
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3.3. Clocking Structure
The HMC Controller IP core has a single core clock domain and multiple transceiver-related clock domains.
Your design must derive the external transceiver TX PLL reference clock, the RX CDR reference clock, and the REFCLKP and REFCLKN input signals of the external HMC device from the same clock reference source. This requirement ensures a 0 PPM difference between the receive and transmit clocks, as required by the HMC specification.
Figure 12. HMC Controller IP Core Clocking Diagram
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