TC58FVT641/B641FT/XB-70,-10 TOSHIBA MOS DIGITAL IN.
TC58FVB641 - 64-MBIT (8M x 8 BITS / 4M x 16 BITS) CMOS FLASH MEMORY
TC58FVT641/B641FT/XB-70,-10 TOSHIBA MOS DIGITAL INTEGRATED CIRCUIT SILICON GATE CMOS 64-MBIT (8M × 8 BITS / 4M × 16 BITS) CMOS FLASH MEMORY DESCRIPTI.