Microchip Technology

25C040-E/SN  

Memory ICs Products

25C040-E/SN Description

The 25C040-E/SN from Microchip Technology is a 4Kbit SPI Serial EEPROM designed for high-performance, low-power data storage applications. Organized as 512 x 8, this EEPROM operates at a clock frequency of 3 MHz, ensuring fast data transfer rates. It supports a wide voltage supply range (4.5V–5.5V), making it compatible with various digital systems. The device features a 5ms write cycle time for word or page operations, enhancing efficiency in frequent write scenarios. Packaged in an 8-SOIC tube, it is optimized for surface-mount assembly and complies with ROHS3 and REACH environmental standards.

25C040-E/SN Features

• SPI Interface: Enables seamless integration with microcontrollers and other SPI-compatible devices.
• High-Speed Operation: 3 MHz clock frequency for rapid read/write cycles.
• Low Power Consumption: Ideal for battery-powered and energy-sensitive applications.
• Extended Endurance: Robust EEPROM technology ensures reliable data retention over 1,000,000 write cycles.
• Industrial-Grade Reliability: Operates across a wide temperature range, suitable for harsh environments.
• Compact Form Factor: 8-SOIC package saves board space while supporting automated assembly.
• Verified Programmability: DigiKey programmable for flexible deployment in prototyping and production.

25C040-E/SN Applications

This EEPROM is ideal for:

• Embedded Systems: Stores configuration data, calibration parameters, or firmware updates in IoT devices.
• Automotive Electronics: Retains critical data in infotainment, telematics, and ECU modules.
• Industrial Automation: Provides non-volatile memory for PLCs, sensors, and control systems.
• Consumer Electronics: Used in smart appliances, wearables, and gaming peripherals for parameter storage.
• Medical Devices: Ensures secure data logging in portable diagnostic equipment.

Conclusion of 25C040-E/SN

The 25C040-E/SN combines high-speed SPI performance, low-power operation, and industrial durability, making it a versatile solution for modern electronic designs. Its compact footprint, verified programmability, and compliance with environmental standards position it as a superior choice over comparable EEPROMs in applications demanding reliability and efficiency. Whether for prototyping or mass production, this Microchip EEPROM delivers consistent performance across diverse sectors.

25C040-E/SN Documents

Download datasheets and manufacturer documentation for 25C040-E/SN

PCN Assembly/Origin :

Manufacturing Change 07/Apr/2022      

Datasheets :

25AA040, 25(L)C040      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Design Resources :

25C040 Development Tool Selector      

HTML Datasheet :

25AA040, 25(L)C040      

PCN Design/Specification :

PdCu Bond Wire Update 21/Sep/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH