Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 4/01/2024
Public

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7.1. Clock Manager Differences Among Intel SoC Device Families

The following table shows the differences of the HPS clock manager between various device families.

Table 290.  Clock Manager Differences
Clock Manager Feature

Cyclone® V SoC,

Arria® V SoC
Arria® 10 SoC

Stratix® 10 SoC,

Intel® Agilex™ 7

F-Series/I-Series/

M-Series SoC

Intel Agilex® 5 E-Series/D-Series SoC
Number of PLL blocks 3 2 2 2
HPS I/O clock inputs HPS_CLK1, HPS_CLK2 HPS_CLK1 HPS_OSC_CLK HPS_OSC_CLK
HPS I/O clock input location Fixed pin locations in HPS I/O Fixed pin locations in HPS dedicated I/O Can be assigned to any of the 48 dedicated I/Os Can be assigned to any of the 48 dedicated I/Os
HPS I/O clock signaling 1.8 V, 2.5 V, or 3.0 V LVCMOS 1.8 V, 2.5 V, or 3.0 V LVCMOS 1.8 V LVCMOS 1.8 V LVCMOS
HPS I/O functional test clock outputs No No
Yes 27

Yes27

27

Internal HPS PLL counter outputs on HPS dedicated I/O:

  • Two main counter clock outputs
  • Two peripheral counter clock outputs
  • One output for additional debug (such as PLL lock status)

Software can configure all test outputs through the MUX control registers.