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AT25SF321B - 32-Mbit SPI Serial Flash Memory

General Description

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Key Features

  • Single 2.7 V - 3.6 V Single Supply Voltage.
  • Serial Peripheral Interface (SPI) Compatible.
  • Supports SPI modes 0 and 3.
  • Supports dual output operations (1,1,2).
  • Supports quad output operations (1-1-4).
  • Supports quad I/O / XiP operations (1-4-4, 0-4-4).
  • 133 MHz maximum operating frequency.
  • Read operations.
  • Fast read up to 133 MHz.
  • Continuous read (with 8/16/32/64-byte wrap).
  • Flexible erase architecture and time.

📥 Download Datasheet

Datasheet Details

Part number AT25SF321B
Manufacturer Renesas
File Size 1.81 MB
Description 32-Mbit SPI Serial Flash Memory
Datasheet download datasheet AT25SF321B Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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AT25SF321B 32-Mbit SPI Serial Flash Memory with Dual I/O and Quad I/O Support Datasheet Features ▪ Single 2.7 V - 3.6 V Single Supply Voltage ▪ Serial Peripheral Interface (SPI) Compatible • Supports SPI modes 0 and 3 • Supports dual output operations (1,1,2) • Supports quad output operations (1-1-4) • Supports quad I/O / XiP operations (1-4-4, 0-4-4) ▪ 133 MHz maximum operating frequency ▪ Read operations • Fast read up to 133 MHz • Continuous read (with 8/16/32/64-byte wrap) ▪ Flexible erase architecture and time • Block erase 4 kB: 55 ms (typical) • Block erase 32 kB and 64 kB: 120 ms and 200 ms (typical) • Full chip erase: 10 seconds (typical) ▪ Flexible programming and time • Page/byte program: from 1 to 256 bytes • Page program time: 0.