The GD25Q40BTIGR is a 4 Mbit (512 KB) serial flash memory device manufactured by GigaDevice Semiconductor. This memory is designed for embedded systems requiring non-volatile storage with a serial interface.

Applications

• Embedded systems firmware storage
• Boot code storage
• Data logging
• Industrial control systems
• Consumer electronics
• Networking equipment

Features

• Memory Size: 4 Mbit (512 KB)
• Interface: SPI (Serial Peripheral Interface)
• Supply Voltage: 2.7V to 3.6V
• Operating Temperature: -40°C to +85°C
• Package: 8-Pin SOIC
• Clock Frequency: Up to 80 MHz
• Page Size: 256 bytes
• Erase Endurance: 100,000 write cycles
• Data Retention: 20 years

Benefits

• SPI Interface: Simplifies interfacing with microcontrollers and reduces pin count.
• High Speed: Supports clock frequencies up to 80 MHz for fast data transfer.
• High Endurance: 100,000 write cycles ensure reliability for frequently updated data.
• Long Data Retention: 20 years of data retention guarantees data integrity over extended periods.
• Wide Temperature Range: Operates reliably in industrial temperature range (-40°C to +85°C).
• Small Package: 8-Pin SOIC package simplifies board design and manufacturing.

Additional Details

The GD25Q40BTIGR utilizes a standard SPI interface for communication. It supports various SPI modes, including modes 0 and 3. The device features uniform 4KB sectors and 256-byte pages, which simplifies memory management. It is designed for a wide range of applications in embedded systems, providing a reliable and cost-effective solution for non-volatile memory requirements.