CAT25640HU4I-GT3 – EEPROM Memory IC 64KBit 10MHz 8-UDFN-EP (2×3)

Resources:
Datasheet
CAT25640HU4I-GT3 – EEPROM Memory IC | 64Kbit, SPI Interface, 10MHz | UDFN-8L-EP (2x3mm) Package
The CAT25640HU4I-GT3 from onsemi is a high-performance 64Kbit (8Kx8-bit) Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) designed for applications requiring reliable, high-speed, and low-power non-volatile data storage. Featuring an SPI-compatible interface, it supports clock frequencies up to 10MHz and includes hardware and software data protection options. With its 64-byte page write buffer, low power CMOS technology, and wide operating voltage range (1.8V5.5V), the CAT25640 delivers exceptional endurance and long-term data retention in a compact UDFN-8L-EP (2x3mm) packageideal for industrial, automotive, and embedded systems.
Key Features

Memory Organization: 64Kbit (8Kx8 bits) of EEPROM
Interface Type: Serial Peripheral Interface (SPI)
SPI Modes Supported: (0,0) and (1,1)
Clock Frequency: Supports up to 10MHz operation
Page Write Buffer: 64-byte buffer for high-speed sequential data writing
Voltage Range: Wide operating voltage range from 1.8V to 5.5V
Write Cycle: Self-timed write cycle for simplified operation

Data Protection Features:

Hardware and software write protection

Block write protection Protect , , or full EEPROM array

Low Power CMOS Technology: Ultra-low active and standby current consumption

Endurance & Data Retention:

1,000,000 program/erase cycles per byte

100-year data retention for long-term reliability

Operating Temperature Range: Supports industrial and extended temperature ranges

Package Options: Compact UDFN-8L-EP (2x3mm) for space-efficient designs