HN29W12814A Series
128M AND type Flash Memory
More than 16,057-sector (67,824,768-bit) × 2
ADE-203-944A (Z)
Rev. 1.0
Dec. 18, 1998
Description
The Hitachi HN29W12814A Series is stacked 2 chips Hitachi 64-Mbit Flash memory (HN29W6411A)
that are CMOS Flash Memory with AND type memory cells. It has fully automatic programming and
erase capabilities with a single 3.3 V and 5 V power supply. The functions are compatible with
HN29W6411A Series and controlled by simple external commands. To fit the I/O card applications, the
unit of programming and erase is as small as (512 + 16) bytes. Initial available sectors of
HN29W12814A are more than 32,114 (98% of all sector address).
Features
• On-board single power supply (VCC): VCC = 3.3 V ± 0.3 V
VCC = 5.0 V ± 0.5 V
• Organization
AND Flash Memory: (512 + 16) bytes × (More than 16,057 sectors) × 2
Data register: (512 + 16) bytes
• Automatic programming
Sector program time: 0.3 ms (typ)
Address, data latch function
Internal automatic program verify function
Status data polling function
• Automatic erase
Single sector erase time: 0.8 ms (typ)
Block erase time: 0.8 ms (typ)
System bus free
Internal automatic erase verify function
Status data polling function