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AT25DF041A-MH-T - 4Mbit SPI Serial Flash Memory

The AT25DF041A-MH-T from Renesas Electronics Corporation is a high-performance 4Mbit serial flash memory device designed for embedded and industrial applications. This non-volatile flash memory features a standard SPI interface, making it ideal for firmware storage, data logging, and configuration management in space-constrained designs.

Key Features & Benefits

  • High-Speed Performance: 70MHz clock frequency enables fast read operations for time-critical applications
  • Flexible Memory Organization: 512K x 8 architecture provides efficient data access and management
  • Wide Operating Voltage: 2.7V to 3.6V supply range ensures compatibility with various system designs
  • Industrial Temperature Range: -40°C to 85°C operation for reliable performance in harsh environments
  • Compact Surface Mount Package: 8-UDFN (5x6mm) with exposed pad for excellent thermal performance
  • Standard SPI Interface: Easy integration with microcontrollers and processors
  • Fast Write Performance: 7µs word write, 5ms page write cycle times
  • Low Power Consumption: Optimized for battery-powered and energy-efficient applications
  • High Reliability: Proven flash technology with excellent data retention and endurance

Ideal Applications

Perfect for embedded systems, industrial controllers, IoT devices, automotive electronics, medical equipment, consumer electronics, smart meters, and any application requiring reliable non-volatile storage with SPI connectivity. The AT25DF041A-MH-T excels in firmware storage, boot code, configuration data, data logging, and parameter storage applications.

Why Choose HQICKEY?

At HQICKEY, we specialize in authentic sourcing of premium semiconductors with comprehensive lifecycle support. Our engineering-focused approach ensures you receive genuine Renesas components backed by technical expertise, reliable supply chain management, and dedicated customer service. We understand the critical nature of memory components in your designs and provide the quality assurance you need.


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Product attributes Property Value
Manufacturer Renesas Electronics Corporation
Product Series
Packaging Cut Tape (CT) | Tape & Reel (TR)
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH
Memory Size 4Mbit
Memory Organization 512K x 8
Memory Interface SPI
Clock Frequency 70 MHz
Write Cycle Time - Word, Page 7µs, 5ms
Access Time -
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TC)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-UDFN Exposed Pad
Supplier Device Package 8-UDFN (5x6)

No datasheet available. Please contact sales@hqickey.com for the latest datasheet.