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Pls. help to identify the attachment photo, a de-cap of OP275, wafer seemed incorrectly matched. What is the real chip of that? This OPA was installed in a DAC from the source of China.

Question asked by jim_hsu_taipei@yahoo.com.tw on Jun 27, 2017
Latest reply on Jun 29, 2017 by iamPhil

a fake, remark OPA wafer chip analysis

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