GD25LB256EWIGR

Memory IC Overview

The GD25LB256EWIGR is a 256M-bit (32M x 8) SPI NOR flash memory from GigaDevice. It operates on a single 1.65V to 2.0V power supply and supports Standard, Quad SPI, DTR, and QPI interfaces with a maximum clock frequency of 166MHz. The device features uniform sector architecture with 4KB sectors and 32/64KB blocks. It includes advanced security features such as a 128-bit unique ID, OTP lockable security registers, and hardware/software write protection.

Memory IC Feature Summary

• Supports high-speed data transfer via Standard SPI, Quad SPI, DTR Quad I/O, and QPI modes.
• Includes dedicated hardware reset pin for reliable system recovery.
• Provides flexible software and hardware write protection mechanisms.
• Features non-volatile configuration registers for persistent device settings.

Memory IC Applications

• Embedded systems requiring low-voltage operation
• Portable consumer electronics devices
• IoT modules with strict power constraints

Memory IC Procurement Notes

Verify the specific package variant against the datasheet, as the GD25LB256E series offers multiple options including WSON-8 and SOP-16. Confirm that the voltage range aligns with your system's 1.65V to 2.0V requirement. Ensure compatibility with standard SPI or Quad SPI controllers supporting the required clock frequencies.

Memory IC Selection Notes

Select this component when a low-voltage (1.65V-2.0V) SPI NOR flash is required. It is suitable for applications needing high read speeds up to 166MHz and robust data protection features. Consider the available package types based on board space constraints.

Memory IC Part Context

This part belongs to the GD25LB256E family of uniform sector serial flash memories. It is designed for applications demanding high performance and low power consumption within a compact footprint. The series supports various interface modes to optimize data throughput for different system architectures.

Memory IC Replacement Considerations

GD25LB256EWIGR

Memory IC FAQ

What is the default mode after power-up?

Upon power-up, the device defaults to Standard/Quad SPI mode.

How is the device reset?

The device can be reset using the dedicated RESET# pin or via software commands (Enable Reset followed by Reset).