NM27C256 数据手册 - National Semiconductor（美国国家半导体）

524,288位（ 64K ×8 ）高性能CMOS EPROM 524,288-Bit (64K x 8) High Performance CMOS EPROM

262,144位（ 32K ×8 ）高性能CMOS EPROM 262,144-Bit (32K x 8) High Performance CMOS EPROM

524,288位（ 64K ×8 ）高性能CMOS EPROM 524,288-Bit (64K x 8) High Performance CMOS EPROM

524,288位（ 64K ×8 ）高性能CMOS EPROM 524,288-Bit (64K x 8) High Performance CMOS EPROM

262,144位（ 32K ×8 ）高性能CMOS EPROM 262,144-Bit (32K x 8) High Performance CMOS EPROM

524,288位（ 64K ×8 ）高性能CMOS EPROM 524,288-Bit (64K x 8) High Performance CMOS EPROM