HN29W12811T Datasheet PDF - Hitachi -> Renesas Electronics

Description
The Hitachi HN29W12811 Series is a CMOS Flash Memory with AND type multi-level memory cells. It has fully automatic programming and erase capabilities with a single 3.3 V power supply.  The functions are controlled by simple external commands. To fit the I/O card applications,  the unit of programming and erase is as small as (2048 + 64) bytes. Initial available sectors  of HN29W12811 are more than 8,029 (98% of all sector address).

FEATUREs
• On-board single power supply (VCC): VCC = 3.3 V ± 0.3 V
• Organization
 AND Flash Memory: (2048 + 64) bytes × (More than 8,029 sectors)
 Data register: (2048 + 64) bytes
• Multi-level memory cell
 2 bit/per memory cell
• Automatic programming
 Sector program time: 2.5 ms (typ)
 System bus free
 Address, data latch function
 Internal automatic program verify function
 Status data polling function
• Automatic erase
 Single sector erase time: 1.0 ms (typ)
 System bus free
 Internal automatic erase verify function
 Status data polling function