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Winbond W25X40AVZPIG - 4Mbit SPI Flash Memory IC

The Winbond W25X40AVZPIG is a high-performance 4Mbit SPI serial flash memory device from the trusted SpiFlash® product family. Engineered for reliability in embedded and industrial applications, this non-volatile flash IC delivers fast 100MHz clock speeds and operates across a wide voltage range of 2.7V to 3.6V.

Key Features & Benefits

  • 4Mbit (512K x 8) Memory Capacity - Ample storage for firmware, configuration data, and code execution
  • 100MHz SPI Interface - High-speed serial peripheral interface for rapid data access
  • Industrial Temperature Range - Reliable operation from -40°C to 85°C for demanding environments
  • Compact 8-WSON Package - Space-saving 6x5mm surface mount design with exposed pad for thermal management
  • Low Power Operation - Optimized for battery-powered and energy-efficient designs
  • 3ms Page Write Cycle - Fast programming for efficient manufacturing and field updates

Ideal Applications

Perfect for embedded systems, IoT devices, industrial controllers, automotive electronics, consumer appliances, and any application requiring reliable non-volatile code and data storage with SPI connectivity.

Why Choose HQICKEY?

At HQICKEY, we specialize in authentic semiconductor sourcing with comprehensive lifecycle support. Every component is verified for quality and backed by our engineering-focused service to help you make confident design decisions.

Related Resources

Explore our complete range of Memory semiconductor solutions including EEPROM, Flash, DRAM, and SRAM devices. Visit our homepage to discover our full catalog of premium components, or check our technical blog for design guides and industry insights.

Product attributes Property Value
Manufacturer Winbond Electronics
Product Series SpiFlash®
Packaging Tube |
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH
Memory Size 4Mbit
Memory Organization 512K x 8
Memory Interface SPI
Clock Frequency 100 MHz
Write Cycle Time - Word, Page 3ms
Access Time -
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-WDFN Exposed Pad
Supplier Device Package 8-WSON (6x5)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY