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TAG and TAG reader solution suggest

Other Parts Discussed in Thread: TRF7970A, MSP-EXP430F5529LP, DLP-7970ABP


My customer would like to evaluate TI RFID solutions for medical US/Japan/Asia market. They simply just wanna tag mode and tag reader/writer.

So I found TRF7970 maybe suitable for this.

Here are some reference design:

Tag mode:


Reader mode:


I am worried may be i am wrong...So could you guys suggest me for both Tag and Reader solution? If cost-optimized one will be better.