Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 11/27/2024
Public
Document Table of Contents

7.1. Clock Manager Differences Among Altera® SoC Device Families

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

Table 298.  Clock Manager Differences
Clock Manager Feature

Cyclone® V SoC,

Arria® V SoC
Arria® 10 SoC

Stratix® 10 SoC,

Agilex™ 7

F-Series/I-Series/

M-Series SoC

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 29

Yes29

29

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.