Microchip Technology's AT25040B-XHL-B SPI Serial EEPROM

The AT25040B-XHL-B is a high-performance, 4-Kbit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device from Microchip Technology, designed to provide flexible, non-volatile data storage. Engineered for reliability and endurance, this device is an ideal choice for a wide range of applications that require low-power data retention.

Key Features

• Memory Capacity: The AT25040B-XHL-B offers a storage capacity of 4-Kbits, organized as 512 x 8, allowing for efficient data management and storage solutions.
• Interface: This device utilizes the industry-standard 2-wire Serial Peripheral Interface (SPI) bus, which ensures compatibility with a broad range of microcontrollers and processors.
• Operating Voltage: It operates within a voltage range of 1.8V to 5.5V, making it versatile for both low-power and standard applications.
• High Reliability: With its robust design, the EEPROM is rated for over 1 million write cycles and a data retention period of over 100 years, ensuring data integrity over an extended period.
• Speed: The device supports a clock frequency of up to 20 MHz, enabling fast data read and write operations, which is crucial for performance-critical applications.
• Temperature Range: The AT25040B-XHL-B is designed to operate over an industrial temperature range of -40°C to +85°C, suitable for harsh environments.
• Packaging: It comes in a halogen-free, 8-lead SOIC package, ensuring a compact footprint for space-constrained applications.

Applications

The AT25040B-XHL-B EEPROM is highly versatile and can be used in a variety of applications, including:

• Consumer Electronics
• Industrial Control Systems
• Medical Devices
• Automotive Systems
• Smart Metering
• Internet of Things (IoT) Devices

With its robust feature set and Microchip's reputation for quality, the AT25040B-XHL-B is a reliable choice for designers looking to incorporate secure and dependable data storage into their next project.