GD55LT512WEFIRR

Memory IC Overview

The GD55LT512WEFIRR is a SPI NOR Flash memory component manufactured by GigaDevice. It features a storage capacity of 512 Mbit and utilizes an SOP-16 surface-mount package. The device operates within a voltage range starting at 1.65 V minimum. It supports industrial temperature environments, functioning reliably between -40°C and +85°C. The interface type is SPI, enabling standard serial communication protocols for data access.

Memory IC Feature Summary

• Supports Single I/O, Dual I/O, Quad I/O, QPI, and DTR bus modes for flexible data transfer
• Integrates hardware-based ECC algorithms and CRC checksums for data integrity
• Includes security registers with OTP locks and unique ID capabilities
• Features hardware reset functionality and write protection pins

Memory IC Applications

• Automotive infotainment systems requiring AEC-Q100 compliance
• Industrial control units needing reliable code storage
• Consumer electronics devices utilizing compact SOP packages
• IoT gateways requiring low power consumption and high reliability

Memory IC Procurement Notes

Verify the specific suffix 'EFIRR' against the official datasheet to confirm package dimensions and tape-and-reel specifications. Ensure the ordering quantity aligns with manufacturer minimum order requirements. Confirm that the voltage and temperature grades match the target application environment before finalizing procurement.

Memory IC Selection Notes

Select this component when a 512 Mbit density is required in an SOP-16 footprint. It is suitable for designs needing industrial temperature stability and SPI interface compatibility. Consider the integrated ECC and security features if data integrity and anti-counterfeiting are critical. Verify power supply constraints against the 1.65 V minimum operating voltage.

Memory IC Part Context

This part belongs to the GigaDevice GD55 series of automotive-grade SPI NOR Flash memories. The series is designed for high-performance code storage in next-generation vehicle architectures. It offers densities ranging from 2 Mb to 2 Gb and supports various interfaces including Standard, Dual, Quad, and Octal SPI. The family is certified to ISO 26262:2018 ASIL D functional safety standards.

Memory IC Replacement Considerations

Check for compatible parts within the GD55LT series with different suffixes indicating alternative packages or temperatures. Verify cross-compatibility with GD25LT series components if pinout and electrical characteristics allow. Consult official substitution lists for any updated revisions or end-of-life notices.