DESCRIPTION
The NX25F640C Serial Flash memory provide a storage solution for systems which are limited in power, pins, space, hardware and firmware resources. The NX25F640C is ideal for applications that store voice, images and data in a portable/mobile environment as well for down-loading code into controllers with embedded DRAM or SRAM.
FEATURES
• 64M-bit Serial Flash Memory
• Flash storage for systems with limited pins, space, and power
- Ideal for high density serial code-download
- Data, voice and image storage
- Battery-operated products
• Nonvolatile Memory Technology
- Single transistor EEPROM memory
- 16,384 sectors of 522 bytes each
- Sector erase/write time of 10 ms/sector (typical)
- Ten year data retention
• 4-pin SPI Serial Interface
- Easily interfaces to popular microcontrollers
- Clock operation as fast as 16MHz
- Optional Hold and Ready/Busy pin functions
• Ultra-low Power for Battery-Operation
- Single 2.7-3.6V supply for Read, Erase/Write
- 1 µA standby, 5 mA active (typical)
• Special Features
- Two on-board 522-byte SRAM Buffers
- Byte-level addressing
- Configurable software write-protection
• Package Options
- 32-PIN TSOP (Type I)
- Removable Cards and Modules