Am29F400AB - 4 Megabit CMOS 5.0 Volt-only Sector Erase Flash Memory
The Am29F400A is a 4 Mbit, 5.0 Volt-only Flash memory organized as 512 Kbytes of 8 bits each or 256 Kwords of 16 bits each.
The 4 Mbits of data is divided into 11 sectors of one 16 Kbyte, two 8 Kbyte, one 32 Kbyte, and seven 64 Kbytes, for flexible erase capability.
The 8 bits of data will appear on
PRELIMINARY Am29F400AT/Am29F400AB 4 Megabit (524,288 x 8-Bit/262,144 x 16-Bit) CMOS 5.0 Volt-only, Sector Erase Flash Memory DISTINCTIVE CHARACTERISTICS s 5.0 V ± 10% for read and write operations Minimizes system level power requirements s Compatible with JEDEC-standards Pinout and software compatible with single-power-supply flash Superior inadvertent write protection s Package options 44-pin SO 48-pin TSOP s Minimum 100,000 write/erase cycles
Am29F400AB Features
* a sector erase architecture. This allows for sectors of memory to be erased and reprogrammed without affecting the data contents of other sectors. A sector is typically erased and verified within 1.5 seconds. The Am29F400A is erased when shipped from the factory. The Am29F400A device also features ha
