Microchip 256 kB Serial SPI EEPROM 8-Pin SOIJ Package 50 ns Access Time 25LC256-I/SM

Microchip 25LC256-I/SM is a 256 kB Serial SPI EEPROM featuring an 8-Pin SOIJ package with fast 50 ns random access time and a maximum clock speed of 10 MHz. It operates within a supply voltage range from 2.5 V to 5.5 V and supports a memory organization of 32k words by 8 bits each. The device offers outstanding data retention exceeding 200 years and endurance rated above one million erase/write cycles, making it ideal for critical data storage applications.

This Serial Peripheral Interface (SPI) EEPROM incorporates built-in write protection mechanisms including power-on/off data protection circuitry, a write enable latch, and a dedicated write-protect pin, enhancing data security and robustness. Its low active read current of 6 mA typical and ultra-low standby current of 1 μA contribute to energy-efficient operation in embedded systems.

The 8-pin Small Outline Integrated Circuit J-lead (SOIJ) package ensures ease of surface mounting and compact footprint, measuring 7.94 mm in width, 5.26 mm in length, and 1.27 mm in height. It supports automotive-grade reliability complying with AEC-Q100 standards, making it suitable for automotive and industrial electronics requiring durable memory components.

The device includes a 64-byte page self-timed erase and write cycle with a maximum duration of 5 milliseconds and block write protection options for flexible memory protection. Typical applications span embedded systems, automotive electronics, telecommunications, and consumer devices demanding reliable and long-lasting non-volatile storage.

Operates at maximum clock frequency of 10 MHz for rapid SPI communication. Low power consumption with typical 6 mA read and 1 μA standby current. Extensive data retention of over 200 years ensuring long-term reliability.

Endurance exceeding 1 million erase/write cycles for high durability. Built-in hardware and software write protection features for data integrity. Compact and easy to mount 8-pin SOIJ package compatible with surface mount technology.

Meets automotive AEC-Q100 qualification for harsh environment use.

This Microchip Serial EEPROM is an ideal choice for embedded designers seeking a reliable memory solution with high endurance, fast access, and robust protection features. Discover a wide selection of EEPROM components and industrial semiconductor solutions available through EnvMart’s electronics components category.