Manufacturer: Winbond Electronics

Key Specifications

• Package: 8-pin SOIC (208 mil)
• Core: SPI NOR Flash
• Memory Size: 64Mbit (8MByte)
• Interface: SPI / Dual SPI / Quad SPI
• Voltage: 2.7V - 3.6V
• Clock Frequency: 133MHz (max)
• Temperature Range: -40°C to +85°C
• Read Current: to be verified

The W25Q64JVSSAQT is a 64Mbit (8MByte) serial NOR Flash memory device from Winbond Electronics, designed for a wide range of applications requiring reliable code storage and data storage. It operates with a single 3.3V power supply and is housed in a compact 8-pin SOIC package, making it suitable for space-constrained designs.

Key Features

• Memory size: 64Mbit (8MByte) organized as 32,768 pages of 256 bytes each
• Supports standard SPI, Dual SPI, and Quad SPI interfaces, enabling flexible bus configurations
• Clock frequency up to 133MHz, allowing high-speed read operations
• Wide operating voltage range: 2.7V to 3.6V
• Industrial temperature range: -40°C to +85°C
• Low power consumption with typical standby current to be verified
• Page program (up to 256 bytes) and sector erase (4KB), block erase (32KB/64KB), and chip erase functions
• Write protection features including status register and hardware protection pins

Applications

This device is commonly used in embedded systems, IoT devices, consumer electronics, networking equipment, and industrial control systems. It serves as a boot memory for microcontrollers, stores configuration parameters, or holds firmware updates.

Selection Guidance

When selecting the W25Q64JVSSAQT, consider the required memory density, interface mode (SPI/Dual/Quad), operating voltage, and temperature range. The 8-pin SOIC package is ideal for designs with moderate board space. For higher densities, Winbond offers other members in the W25Q family. Always verify the exact specifications with the official datasheet before finalizing your design.