What is the difference between ADZC-218X-ICE-2.5V and ADZS-218X-ICE-2.5V?

Hi,

Yes.You can use ADZS-218x-ICE-2.5V emulator. The only compatible emulator for the 218x family of processors is the ADZS-218x-ICE-2.5V (commonly referred to as the 218x EZ-ICE).

Please note that ADZS-218x-ICE-2.5V is functionally the same as the original ADDS-218x-ICE, the only change is that this emulator is a lead-free version.

We recommend to refer the below link for more details.
FAQ: What is the difference between the ADDS and ADZS part numbers?
ez.analog.com/.../faq-what-is-the-difference-between-the-adds-and-adzs-part-numbers

Also, you can find the "Package Contents" and more details on 218X-EMULATOR from the below product page:
www.analog.com/.../218x-emulator.html

Please contact your local ADI sales office or distributor to buy 218x EZ-ICE emulator using the below link.
www.analog.com/adi-sales

Best regards,
Santha kumari.K