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shaneh_fl's avatar
shaneh_fl
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1 year ago

Converting Oscillator HCSL Output to SSTL_18

I am designing a PCB with a MAX 10 (10M50DAF256) with DDR2 and the MAX 10 requires a SSTL_18 clock source. I found Renesas AN-891 online and it describes using a HCSL driver, series 0.1uF capacitors ...
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AqidAyman_Altera's avatar
AqidAyman_Altera
Icon for Regular Contributor rankRegular Contributor
1 year ago

Thank you Frank for sharing your input.


With that I wish to follow up, is there any other help or support needed for this issue?


shaneh_fl's avatar
shaneh_fl
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1 year ago

Thanks to all for the inputs for my post. They were very helpful. I am hopeful that my HCSL to SSTL_18 conversion will work. I will find out in a month or two. If the MAX 10 does not like it, I can use a generated 100MHz PLL to source the DDR2 IP which is good insurance.