If possible, please elt me know the link for official document on AMD web site, or kindly upload the official AMD announcement for discontinuation of Élan™SC520 processors? (particularly the ELANSC520-133AD)
This website offers Data Sheets on various AMD electronic components: https://www.datasheetarchive.com/?q=%C3%89lan%E2%84%A2SC520
That processor is still being sold. You can ask the Distributor your question since they are selling that processor:
Or you can open an Online AMD Service Request and see if they can answer your question from here: https://www.amd.com/en/support/contact-email-form
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