W25X40VSSIG T&R AT49F040-12VI AT27C040-12RI IS42S16800D-6B-TR AT49F002-70PC M27C256B-15B1 AT49F001NT-70TC AT49BV4096A-70TI W25X40VZPIG AT49F040-15JI AT27C040-12TC IS42S16800D-6T AT49F002-70PI M27C256B-15C1 AT49F001NT-70TI AT49BV4096A-90TC W25X40VZPIG T&R AT49F040-70JC AT27C040-12TI IS42S16800D-6T-TR