Maximum Frequencies
The following table shows the maximum frequencies for the AXI HBM
controller.
Clock | Maximum Frequency 1 (MHz) | Notes |
---|---|---|
AXI3 Port Clocks[15:0] | 450 | Per AXI3 port |
AMBA APB Register Bus Clock | 100 | |
Memory CLK[7:0] | 900 | Per HBM channel |
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Latency
The following table shows the latency for the AXI HBM controller.
Latency Component Description | Open Page – No Activate | Closed Page – Activate | Notes |
---|---|---|---|
Memory Clocks | Memory Clocks | ||
AXI Port Latency – Global addressing disabled | 90 | 108 | Direct routing from AXI3 port to aligned Memory Channel 1 . |
AXI Port Latency – Global addressing enabled | 110 (Minimum) | 128 (Minimum) | Latency is dependent on the source and destination traffic for all the ports. Thus, a maximum latency cannot be provided. |
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