The AT45DB161D-SU-SL954 is a 16-megabit serial interface Flash memory device from Atmel (now Microchip Technology). It features a low-voltage and low-power operation, making it suitable for a wide range of applications requiring non-volatile storage.

Applications

• Data logging in industrial equipment
• Storage of configuration data in embedded systems
• Firmware storage and updates in consumer electronics
• Audio and video storage in portable devices
• Networking equipment configuration storage

Features

• 16-Megabit (16,777,216 bits) capacity
• Serial Peripheral Interface (SPI)
• Low-voltage operation: 2.7V to 3.6V
• Page size: 512 bytes per page
• Sector Architecture: 4,096 pages (8 sectors of 512 pages each)
• Program and Erase Suspend/Resume
• Data Polling for End of Program Detection
• Low power consumption
• Write protection features

Benefits

• Non-volatile storage retains data even when power is removed.
• SPI interface simplifies integration with microcontrollers.
• Low voltage operation extends battery life in portable applications.
• Page write and sector erase capabilities enable efficient data management.
• High endurance ensures long-term data retention and reliability.
• The small package size minimizes board space requirements.

Additional Details

The AT45DB161D-SU-SL954 utilizes a serial interface for data transfer, minimizing the number of pins required and simplifying the interface with microcontrollers. It supports page write operations, allowing for efficient data programming, and sector erase operations for bulk data removal. The device also features write protection mechanisms to prevent accidental data corruption. The memory array is organized into pages and sectors, providing a flexible architecture for managing data. Its low power consumption makes it suitable for battery-powered applications.