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EN29LV800B - 8 Megabit (1024K x 8-bit / 512K x 16-bit) Flash Memory Boot Sector Flash Memory
29F040 - 4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only / Uniform Sector Flash Memory
EN29LV800A - 8 Megabit (1024K x 8-bit / 512K x 16-bit) Flash Memory Boot Sector Flash Memory