help+DAC

Hi, All!
I want to try to make external DAC with SPDIF input. I can not get chip CS8414+CS4390. Somebody can help - to order to me free sample on www.cirrus.com and to send me (to Russia they do not send)? I too can help something... Reply, please, on e-mail.
Best regards,Alexander

You might want to try https://www.diyaudio.com or https://www.avsforum.com to see if someone there can help you. In the DIY forum there are many people who build these.