AT25256B-MAHL-T

EEPROM Serial-SPI 256Kbit 32K x 8 2.5V/3.3V/5V 8Pin UDFN EP T/R

Description

The AT25128B/256B 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 commercial applications where low-power and low-voltage operation are essential. The devices are available in space saving 8-lead SOIC, 8-lead TSSOP, 8-ball VFBGA and 8-lead UDFN pack ages. In addition, the entire family is available in 1.8V 1.8V to 5.5V.

Features

• Serial Peripheral Interface SPI Compatible

• Supports SPI Modes 0 0,0 and 3 1,1

• Data Sheet Describes Mode 0 Operation

• Low-voltage and Standard-voltage Operation

– 1.8 VCC = 1.8V to 5.5V

• 20 MHz Clock Rate 5V

• 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

• Green Pb/Halide-free/RoHS Compliant Packaging Options

• Die Sales: Wafer Form, Waffle Pack, and Bumped Die