Macronix MX25L6473EZNI-10G 8 MB (64 Mbit) BIOS IC QFN-8 (WSON 6×5 mm)

The Macronix MX25L6473EZNI-10G is a 64 Mbit (8 MB) serial flash memory designed for BIOS and firmware storage in laptops, ultrabooks, and compact embedded systems.

Featuring a QFN-8 (WSON 6 × 5 mm) no-lead package, it offers a slim, thermally efficient design ideal for space-constrained motherboards.

This chip supports SPI / Dual / Quad I/O modes with read speeds up to 104 MHz, providing fast data access and stable system booting.

Operating at 2.7 V – 3.6 V, it ensures excellent reliability and long-term data retention.

Technical Summary:

• Manufacturer: Macronix International Co. Ltd.
• Model: MX25L6473EZNI-10G
• Density: 64 Mbit (8 MB)
• Voltage Range: 2.7 V – 3.6 V
• Speed: Up to 104 MHz
• Interface: SPI / Dual / Quad I/O
• Package: QFN-8 (WSON 6 × 5 mm, No-Lead)
• Function: BIOS / Firmware / Serial Flash Memory
• Temperature Range: –40 °C to +85 °C