Description

The AT25010/020/040 provides 1024/2048/4096 bits of serial electrically erasable programmable read only memory (EEPROM) organized as 128/256/512 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 AT25010/020/040 is available in space saving 8-lead PDIP and 8-lead JEDEC SOIC packages.

Features

• Serial Peripheral Interface (SPI) Compatible

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

• Low-voltage and Standard-voltage Operation

– 2.7 (VCC = 2.7V to 5.5V)

• 3.0 MHz Clock Rate (5V)

• 8-byte Page Mode

• 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 (10 ms max)

• High Reliability

– Endurance: One Million Write Cycles

– Data Retention: 100 Years

• Automotive Grade Devices Available

• 8-lead PDIP and 8-lead JEDEC SOIC Packages