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AT45DB321C-RU - 32Mbit SPI Serial Flash Memory

Microchip Technology's AT45DB321C-RU is a high-performance 32Mbit serial flash memory device designed for embedded systems requiring reliable non-volatile data storage. This SPI-compatible flash memory operates at up to 40MHz clock frequency and features a unique page-based architecture with 8,192 pages of 528 bytes each.

Key Features & Benefits

  • High-Speed SPI Interface: 40MHz clock frequency enables fast data access and transfer
  • Wide Operating Voltage: 2.7V to 3.6V supply range for flexible system integration
  • Industrial Temperature Range: -40°C to 85°C operation for demanding environments
  • Flexible Memory Organization: 528-byte page structure optimized for embedded applications
  • Surface Mount Package: 28-SOIC package for automated assembly and space-efficient designs

Typical Applications

Ideal for aerospace, automotive, industrial control systems, telecommunications equipment, data logging, firmware storage, and embedded system code/data storage requiring long lifecycle support.

Authorized Distributor Guarantee

All units are sourced through authorized channels with full manufacturer documentation, traceability, and warranty support. We provide design-in assistance and technical resources to ensure successful integration into your projects.

Product attributes Property Value
Manufacturer Microchip Technology
Product Series
Packaging Tube | Tube
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH
Memory Size 32Mbit
Memory Organization 528 Bytes x 8192 pages
Memory Interface SPI
Clock Frequency 40 MHz
Write Cycle Time - Word, Page 15ms
Access Time -
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TC)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 28-SOIC (0.342", 8.69mm Width)
Supplier Device Package 28-SOIC
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY