Winbond W25Q64FWSIG 8 MB (64 Mbit) 1.8 V Low-Voltage BIOS IC SOP-8

The Winbond W25Q64FWSIG (25Q64FW) is a 64 Mbit (8 MB) low-voltage serial flash memory IC designed for BIOS and firmware storage in laptops, ultrabooks, and embedded systems that operate at 1.8 V.

It supports SPI, Dual and Quad I/O modes, offering fast read speeds up to 104 MHz with stable low-power operation.

This device provides excellent data retention, supports up to 100,000 program/erase cycles, and operates reliably across a temperature range of –40 °C to +85 °C.

The compact SOP-8 (200 mil) package makes it ideal for BIOS replacement and motherboard-level rework.

Every BIOS IC from OKSpare is quality-checked and dispatched by our expert team at Nehru Place, Delhi.

We provide fast all-India courier delivery, genuine tested components and competitive pricing for dealers and repair centres

Technical Summary:

• Manufacturer: Winbond Electronics Corporation
• Model: W25Q64FWSIG / 25Q64FW
• Density: 64 Mbit (8 MB)
• Voltage Range: 1.65 V – 2.0 V (Low Voltage Series)
• Clock Frequency: Up to 104 MHz
• Program / Erase Cycles: 100,000 cycles
• Interface: SPI / Dual / Quad I/O
• Package: SOP-8 (200 mil)
• Operating Temperature: –40 °C to +85 °C
• Function: Low-Voltage BIOS / Firmware / Serial Flash Memory