Flash Memory
Reliable SPI NOR/NAND Flash solutions for embedded systems
GigaDevice Flash Memory Overview
High-performance storage solutions for diverse applications
GigaDevice offers a comprehensive portfolio of SPI NOR and SPI NAND Flash memory products, designed to meet the demanding requirements of various embedded applications. As an authorized GigaDevice Flash distributor, Litong Group provides high-performance, high-reliability, and cost-effective storage solutions.
Wide Range
SPI NOR Flash (GD25Q, GD25B, GD25LB) and SPI NAND Flash (GD5F)
High Performance
Fast read/write speeds and efficient data transfer rates
High Reliability
Excellent data retention and endurance for critical apps
Security Features
Integrated security functions for data protection
Diverse Packages
Various package types to suit different design constraints
Industrial Grade
Extended temperature range for harsh environments
Popular Flash Memory Models
Browse our selection of high-performance Flash memory
GigaDevice Flash Memory Model Table
| Part Number | Density | Voltage | Interface | Package | Grade | Action |
|---|---|---|---|---|---|---|
| GD25Q64CSIG | 64 Mb | 2.7-3.6V | SPI/QSPI | SOP8 | Industrial | Details |
| GD25Q128CSIG | 128 Mb | 2.7-3.6V | SPI/QSPI | SOP8 | Industrial | Details |
| GD25Q256CYIG | 256 Mb | 2.7-3.6V | SPI/QSPI | WSON8 | Industrial | Details |
| GD5F1GQ4UBYIG | 1 Gb | 2.7-3.6V | SPI NAND | WSON8 | Industrial | Details |
| GD25LB256DSIG | 256 Mb | 1.65-3.6V | SPI | SOP8 | Industrial | Details |
| GD25Q1GCSIG ⭐ | 1 Gb | 2.7-3.6V | SPI/QSPI | SOP16 | Industrial | New 2026 |
| GD5F4GQ4UBYIG ⭐ | 4 Gb | 2.7-3.6V | SPI NAND | WSON8 | Industrial | New 2026 |
| GD25Q64CATIG 🚗 | 64 Mb | 2.7-3.6V | SPI/QSPI | SOP8 | Automotive | AEC-Q100 |
Selection Guides & Resources
Tools to help you choose the right Flash memory
SPI NOR Flash Selection Guide
Learn how to select the right SPI NOR Flash for your application
View Guide →FAE Expert Insight: GD25Q Series
The GD25Q series of SPI NOR Flash is a cornerstone of GigaDevice's memory portfolio, offering a robust combination of performance, reliability, and cost-effectiveness.
Its wide density range and various package options make it suitable for a vast array of applications, from simple boot code storage to complex data logging.
Key Applications
Code storage, data logging, configuration storage, and firmware updates
Need help selecting Flash memory?
Consult Our FAEFrequently Asked Questions
Common questions about GigaDevice Flash
What is the maximum erase/write cycle count?
The GD25Q series typically offers 100,000 program/erase cycles, ensuring long-term reliability for most applications.
Does GigaDevice offer automotive-grade Flash?
Yes, GigaDevice provides automotive-grade Flash memory, such as the GD25/GD55 series, designed to meet stringent automotive requirements.
What is the difference between SPI NOR and SPI NAND?
SPI NOR offers faster random access and is ideal for code execution, while SPI NAND provides higher density at lower cost, suitable for data storage.
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