256Mb Synchronous DRAM based on 4M x 4Bank x16 I/O.
HY57V561620FLTP-6 - 256M (16M x 16bit) Hynix SDRAM Memory
HY57V561620FLTP-H - 256M (16M x 16bit) Hynix SDRAM Memory
HY57V561620FLTP-5 - 256M (16M x 16bit) Hynix SDRAM Memory
