AT25256AN-10SQ-2.7 Datasheet PDF - ATMEL

Description

●The AT25128A/256A provides 131,072/262,144 bits of serial electrically-erasable programmable read-only memory (EEPROM) organized as 16,384/32,768 words of 8 bits each. The device is optimized for use in many industrial and automotive applications where low-power and low-voltage operation are essential. The devices are available in space-saving 8-lead JEDEC SOIC and 8-lead TSSOP packages.

●Features

●• Serial Peripheral Interface (SPI) Compatible

●• Supports SPI Modes 0 (0,0) and 3 (1,1)

●   – Data Sheet Describes Mode 0 Operation

●• Standard-voltage Operation

●   – 2.7 (VCC = 2.7V to 5.5V)

●• Automotive Temperature Range −40°C to +125°C

●• 5 MHz Clock Rate

●• 64-byte Page Mode and Byte Write Operation

●• Block 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 Write Cycle (5 ms max)

●• High Reliability

●   – Endurance: 1 Million Write Cycles

●   – Data Retention: >100 Years

●• 8-lead JEDEC SOIC and 8-lead TSSOP Packages