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For your information, 5M1270ZF324C4N is 324-Pin FineLine Ball-Grid Array (FBGA). Hence, the tray size is 19mmx19mm (Daewon 12U-1919-GXX). Normally, it is found as live bug orientation. Kindly refer to AN71 (page 4 and 10) for further information.
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Please help to check is it all below MPN have same tray size, tray Matrix Row-Column & same orientation ?
Is it all below MPN are 324-Pin FineLine Ball-Grid Array (FBGA) with tray size 19mmx19mm (Daewon 12U-1919-GXX), tray matrix row-column ( 6x14）?