The parts you mention are equivalent.
Yes, you can use a MCR-106-6.
Get further parts here: https://www.greatplainselectronics.com/
Your wallet will thank me.
Always use a socket when replacing ICs.
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Chris Hibler - CARGPB #31
http://www.Team-EM.com
http://webpages.charter.net/chibler/Pinball/index.htm
http://www.PinWiki.com - The new place for pinball repair info