Finchips 1G / 2G / 4G SPI NAND Flash Memory

DQ351GIAG 1Gb SPI NAN industrial grade SPI NAND flash findchips Winbond SPI NAND flash alternative GigaDevice GD5F series cross reference

Download Annex

Product Detail

Findchips DQ35X Series: 1G / 2G / 4G SPI NAND Flash Memory

Premium Macronix Die Inside — Fully Compatible Replacement for Winbond & GigaDevice

The DQ351GIAG (1Gb), DQ352GIAG (2Gb), and DQ354GIAG (4Gb) series offer high-reliability embedded storage designed strictly for industrial-grade reliability. Built using original Macronix (MXIC) wafers/dies, this series guarantees tier-1 silicon quality, rigorous data retention, and long-term supply stability at a highly competitive cost.

Engineered as a seamless, drop-in cross-reference for industry-standard Winbond and GigaDevice SPI NAND flash, these components require no architecture redesign for applications such as industrial automation, smart meters, IoT gateways, and automotive electronics.

Key Parameters: Page Size: 2K+64 bytes | Reliable Block & Page Structure | Industrial Temperature Ready.
Drop-In Cross Matches: Direct replacement for Winbond W25N series & GigaDevice GD5F series.

100% New Original or tested reliability options available.

Contact us directly on WhatsApp for data sheets, pin-out verifications, and instant quotes.

DQ351GIAG
Each device has	Each block has		Each page has			Unit
1Gb
128M+4M	128K+4K		2K+64			bytes
1024x64	64		-			pages
1024	-		-			blocks

DQ352GIAG
Each device has		Each block has		Each page has	Unit
2Gb
256M+4M		128K+4K		2K+64	bytes
2048x64		64		-	pages
2048		-		-	blocks

DQ354GIAG
Each device has		Each block has		Each page has	Unit
4Gb
512M+8M		256K+8K		2K+64	bytes
2048x64		128		-	pages
2048		-		-	blocks