i have lexar 16gb sm3267ab +nw702 (mlc 16k ddr micron )
on day i putting on car mp3 and not work again
but i need data
i find another 3267ab on adata if we need data must same controller
i remove (sandisk tlc on adata ) and install nw702 bga 152 on adata pcb
adta pcb support bga 152 .i just solder every pin use some flex oiel
and use heat gun
and work fine
every controller use own method for writing data
eample i am persian if i write persian you dont understand
so i more than 10 time change fuse and controller
and data come back
pc3000 use smi,alcor ,phison pattern .after dump nand.bin
company know smi patternt and try convert .its very hard and expensive