Microchip Technology

25LC256T-E/ST16KVAO  

Memory ICs Products

25LC256T-E/ST16KVAO Description

The 25LC256T-E/ST16KVAO is a high-performance EEPROM memory IC chip designed by Microchip Technology, specifically tailored for automotive applications. This 256Kbit EEPROM device features a 32K x 8 memory organization and operates with a supply voltage range of 2.5V to 5.5V. It supports a clock frequency of up to 5 MHz, ensuring fast and reliable data transfer through its SPI memory interface. The chip is packaged in an 8TSSOP surface mount package, making it suitable for compact and space-constrained automotive systems.

25LC256T-E/ST16KVAO Features

• Memory Size and Organization: The 25LC256T-E/ST16KVAO offers a memory size of 256Kbit, organized as 32K x 8 bits, providing ample storage for critical data in automotive applications.
• Wide Voltage Range: With a supply voltage range of 2.5V to 5.5V, this EEPROM is highly versatile and can operate efficiently across various power supply conditions.
• Fast Data Transfer: The device supports a clock frequency of up to 5 MHz, enabling rapid data read and write operations, crucial for real-time automotive systems.
• SPI Interface: The SPI memory interface ensures seamless integration with microcontrollers and other system components, facilitating efficient data communication.
• Automotive Grade: Certified for automotive use, the 25LC256T-E/ST16KVAO meets stringent reliability and performance standards required for automotive electronics.
• Moisture Sensitivity Level (MSL): Rated at MSL 1 (Unlimited), this EEPROM is highly resistant to moisture, ensuring long-term reliability in harsh environments.
• Compliance: The chip is REACH unaffected and ROHS3 compliant, adhering to environmental and safety regulations, making it suitable for global markets.
• Write Cycle Time: With a write cycle time of 5ms for word and page operations, the 25LC256T-E/ST16KVAO ensures efficient data storage and retrieval.

25LC256T-E/ST16KVAO Applications

The 25LC256T-E/ST16KVAO is ideal for a variety of automotive applications where reliable, non-volatile memory storage is required. Key applications include:

• Automotive Control Units: Storing calibration data, firmware, and critical system parameters for engine control units (ECUs), transmission control modules (TCMs), and other automotive control systems.
• Infotainment Systems: Providing persistent storage for user settings, media metadata, and software updates in automotive infotainment systems.
• Safety Systems: Ensuring data integrity and reliability in advanced driver-assistance systems (ADAS) and other safety-critical automotive applications.
• Telematics: Storing data for vehicle tracking, diagnostics, and remote monitoring systems.

Conclusion of 25LC256T-E/ST16KVAO

The 25LC256T-E/ST16KVAO by Microchip Technology stands out as a robust and reliable EEPROM solution for automotive applications. Its wide voltage range, fast data transfer capabilities, and automotive-grade certification make it an ideal choice for engineers designing next-generation automotive systems. The device's compliance with environmental regulations and its moisture resistance further enhance its suitability for demanding automotive environments. Whether used in control units, infotainment systems, or safety-critical applications, the 25LC256T-E/ST16KVAO delivers the performance and reliability required for modern automotive electronics.

25LC256T-E/ST16KVAO Documents

Download datasheets and manufacturer documentation for 25LC256T-E/ST16KVAO

Datasheets :

25AA256, 25LC256      

HTML Datasheet :

25AA256, 25LC256      

PCN Design/Specification :

25AA256/25LC256 23/Jul/2021       25AA256/25LC256 28/Aug/2019      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH