The 95040WQ is a cutting-edge serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device produced by STMicroelectronics, a global leader in semiconductor solutions. This product is designed for a wide range of applications that require data storage, including but not limited to automotive systems, industrial controls, and consumer electronics.

Key Features

• Memory Size: The 95040WQ offers 4 Kbits of memory, which is organized as 512 x 8 bits. This memory size is ideal for applications that need to store configuration parameters, calibration data, or small application logs.
• Interface: This device communicates via a Serial Peripheral Interface (SPI) bus, ensuring high-speed data transfer and compatibility with a wide range of microcontrollers and processors.
• Supply Voltage: It operates within a supply voltage range of 2.5V to 5.5V, making it suitable for low-power applications and easy integration into various system designs.
• Write Protect: The 95040WQ features a hardware write protect option that secures the content of the entire memory array or specific blocks, preventing unintended data alterations.
• Temperature Range: It is designed to perform reliably across an extended temperature range, typically from -40°C to +85°C, which is essential for applications operating under harsh environmental conditions.
• Endurance: The EEPROM has a high data retention capability, with a typical data retention period of 40 years and an endurance of 1 million write cycles per byte, ensuring data integrity over a long period of time.

Applications

The versatile nature of the 95040WQ EEPROM makes it an excellent choice for various applications, such as:

• Automotive systems where long-term data storage is crucial
• Industrial and factory automation for storing configuration and calibration data
• Consumer electronics, including home appliances and personal gadgets
• Portable devices where power consumption and data security are important

Overall, the 95040WQ from STMicroelectronics is a robust and reliable EEPROM solution that offers the performance and features required for modern electronic applications.