The Atmel AT49BV040A-70TI is a 4-Megabit Flash memory device organized as 512K x 8 bits. It is designed for low-voltage, high-performance applications requiring in-system reprogrammability. This Flash memory is ideal for storing firmware, boot code, and data in a variety of embedded systems.

Applications

• Embedded Systems: Used for storing firmware, boot code, and configuration data.
• Industrial Control Systems: Employed in industrial automation equipment for program storage.
• Networking Equipment: Integrated into routers, switches, and other networking devices for storing boot code and operating system images.
• Consumer Electronics: Used in set-top boxes, digital TVs, and other consumer electronic devices for storing application code.
• Automotive Electronics: Utilized in automotive control units for storing calibration data and software updates.

Features

• 4-Megabit Capacity: Provides ample storage for a variety of applications.
• Low Voltage Operation: Operates at 2.7V to 3.6V, making it suitable for battery-powered applications.
• Fast Access Time: Features a 70ns access time for quick data retrieval.
• Sector Erase: Supports sector erase for flexible memory management.
• In-System Reprogrammability: Allows for easy updates and modifications without removing the device from the system.

Benefits

• Fast Performance: Quick access time ensures efficient data retrieval.
• Reliable Data Storage: Non-volatile memory ensures data retention even when power is removed.
• Easy Updates: In-system reprogrammability simplifies firmware updates.
• Low Power Consumption: Extends battery life in portable devices.
• Flexible Memory Management: Sector erase allows for efficient memory usage.

Additional Details

The AT49BV040A-70TI features a JEDEC standard pinout. The device supports various operating modes, including read, program, and erase. It is available in different packages, including TSOP and PLCC. The operating temperature range is typically -40°C to +85°C. The Flash memory includes a write protection feature to prevent accidental data corruption. It also supports multiple block protection options for added security.