The AT45DB041E-SHN is a 4-megabit serial dataflash memory device manufactured by Adesto Technologies (formerly Atmel). It is designed for storing data in embedded systems, offering non-volatile storage with a serial interface.

Applications

• Data logging
• Audio storage
• Firmware storage
• Configuration data storage
• Graphics storage
• Embedded systems in general

Features

• 4-megabit (512 Kbyte) storage capacity: Provides ample storage space for data and code.
• Serial Peripheral Interface (SPI): Allows for easy integration with microcontrollers.
• Low power consumption: Extends battery life in portable devices.
• Page erase and write operations: Enables efficient data management.
• Two SRAM data buffers: Facilitates continuous data streaming and reduces access time.
• Software data protection: Prevents accidental data corruption.
• Small package size: Enables compact designs in space-constrained applications.

Benefits

• Reliable data storage with non-volatile memory technology.
• Simplified integration with microcontrollers through the SPI interface.
• Extended battery life in portable applications due to low power consumption.
• Efficient data management with page erase and write operations.
• Improved system performance with SRAM data buffers.
• Enhanced data security with software data protection features.

Technical Specifications

The AT45DB041E-SHN operates at a voltage range of typically 2.7V to 3.6V. It supports SPI clock frequencies up to several MHz. The device features a typical endurance of 100,000 write cycles per page. The operating temperature range is typically from -40°C to +85°C. The package is SOIC (Small Outline Integrated Circuit) or similar surface-mount package.

This dataflash memory device is suitable for a wide range of applications where reliable and non-volatile data storage is required, such as data loggers, audio players, and embedded control systems.