BYTe Semiconductor BY25FQ128ELSIG(R)

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BY25FQ128ELSIG(R) - 128Mbit SPI NOR Flash Memory

The BY25FQ128ELSIG(R) is a high-performance 128Mbit NOR Flash memory IC from BYTe Semiconductor, designed for embedded systems requiring reliable non-volatile storage. This component features Quad SPI interface with QPI support, enabling fast data transfer rates up to 133MHz for demanding applications in industrial, automotive, and telecommunications markets.

Key Features & Benefits

  • High-Density Storage: 128Mbit (16M x 8) capacity for extensive code and data storage
  • Fast Performance: 133MHz clock frequency with 6ns access time for rapid read operations
  • Flexible Interface: SPI Quad I/O and QPI modes for optimized throughput
  • Low Power Operation: 1.65V to 2V supply voltage range for energy-efficient designs
  • Industrial Temperature Range: -40°C to 85°C operation for harsh environments
  • Compact Package: 8-SOIC surface mount package (5.30mm width) for space-constrained designs
  • RoHS Compliant: Environmentally friendly, meeting global regulatory standards

Typical Applications

Ideal for BIOS storage, firmware updates, boot code, configuration data, and embedded system applications requiring reliable, fast non-volatile memory with long lifecycle support.

Authorized Distributor Guarantee

We provide 100% authentic BYTe Semiconductor components with full manufacturer documentation, traceability certificates, and warranty support. All units ship from authorized distributor stock with quality assurance for your critical design-in projects.

Product attributes Property Value
Manufacturer BYTe Semiconductor
Product Series
Packaging Cut Tape (CT) | Tape & Reel (TR)
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR
Memory Size 128Mbit
Memory Organization 16M x 8
Memory Interface SPI - Quad I/O, QPI
Clock Frequency 133 MHz
Write Cycle Time - Word, Page 120µs, 2.5ms
Access Time 6 ns
Voltage - Supply 1.65V ~ 2V
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SOIC (0.209", 5.30mm Width)
Supplier Device Package 8-SOP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY