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The factory lot number of the product is usually 4 digits, the first two digits indicate the year, the last two digits indicate the number of weeks. If the batch number 1025, it m...

How to identify the production date of the chip? Brands include AD\/MAX\/DG\/EL\/XCR, etc.

The factory lot number of the product is usually 4 digits, the first two digits indicate the year, the last two digits indicate the number of weeks. If the batch number 1025, it means that the 25th week of 2010.