AT25F2048 - ATMEL Corporation

AT25F2048 SPI Serial Memory 2M (262/144 x 8)

The AT25F2048 provides 2,097,152 bits of serial reprogrammable Flash memory organized as 262,144 words of 8 bits each. The device is optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential. The AT25F2048 is available in a space-saving 8-lead JEDEC SOIC package. Pin Configurations Pin Name CS S.

Features

•
•
•
•
•
•
•
•
•
•
•
•
•
• Serial Peripheral Interface (SPI) Compatible Supports SPI Modes 0 (0,0) and 3 (1,1) 20 MHz Clock Rate Byte Mode and 256-byte Page Mode for Program Operations Sector Architecture:
  – Four Sectors with 64K Bytes Each
  – 256 Pages per Sector Product Identification Mode Low-voltage Operation
  – 2.7 (VCC = 2.7V to 3.6V) Sector Write Protection
  – Protect 1/4, 1/2 or Entire Array Write Protect (WP) Pin and Write Disable Instructions for both Hardware and Software Data Protection Self-timed Program Cycle (30 µs/Byte Typical) Self-timed Sector Erase Cycle (1 second/Sector Typic.