Detailed features:

16MB DiskOnChip Flash Disk Chip (TSOP)

protection and security-enabling features for data and code
Proprietary TrueFFS® technology for full hard-disk Emulation, high data reliability and maximum flash lifetime
Device cascade options for up to 128MByte (1Gbit) capacity
Small form factors: 48-pin TSOP-I and 69-ball BGA
NAND-based flash technology that enables high density and small die size
Single-die chip: 16MByte and 32MByte, dual-die chip: 64MByte
Exceptional read, write and erase performance
Configurable for 8/16/32-bit bus interface
Programmable eXecute In Place (XIP) Boot Block
Data integrity with Reed-Solomon-based Error Detection Code/Error Correction Code (EDC/ECC) Deep Power-Down mode for reduced power consumption
Low voltage: Core – 3V, I/O – 1.8V/3V auto-detect (16MByte device)
Software tools for programming, duplicating, testing and debugging
Support for all major OSs, including: Symbian OS, VxWorks, Windows CE, Linux, pSOS and QNX