CV-51002
2015.12.04
76
Initialization
Initialization
Table 62: Initialization Clock Source Option and the Maximum Frequency for Cyclone V Devices
Initialization Clock Source
Configuration Scheme
AS, PS, and FPP
PS and FPP
Maximum Frequency (MHz)
Minimum Number of Clock Cycles
Internal Oscillator
12.5
125
100
125
CLKUSR(89)
Tinit
AS
DCLK
PS and FPP
(89)
To enable CLKUSR as the initialization clock source, turn on the Enable user-supplied start-up clock (CLKUSR) option in the Quartus Prime
software from the General panel of the Device and Pin Options dialog box.
Cyclone V Device Datasheet
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