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T25S40A - 4M-BIT SPI NOR FLASH

Download the T25S40A datasheet PDF. This datasheet also covers the T25S40A-First variant, as both devices belong to the same 4m-bit spi nor flash family and are provided as variant models within a single manufacturer datasheet.

General Description

4 2.

3.

Block/Sector Addresses9 4.

Key Features

  • Serial Peripheral Interface(SPI) - Standard SPI: SCLK, /CS, SI, SO, /WP, /HOLD - Dual SPI: SCLK, /CS, IO0, IO1, /WP, /HOLD - Quad SPI: SCLK, /CS, IO0, IO1, IO2, IO3.
  • Read - Normal Read (Serial): 50MHz clock rate - Fast Read (Serial): 108MHz clock rate - Dual/Quad (Multi-I/O) Read: 108MHz clock rate.
  • Program - Serial-input Page Program up to 256bytes - Program Suspend and Resume.
  • Erase - Block erase (64/32 KB) - Sector erase (4 KB) - Chip erase - Erase Suspend and Resume.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (T25S40A-First-Rank.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number T25S40A
Manufacturer First-Rank Technology
File Size 2.59 MB
Description 4M-BIT SPI NOR FLASH
Datasheet download datasheet T25S40A Datasheet

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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.

View original datasheet text
First-Rank Microelectronics Memory Series Features ● Serial Peripheral Interface(SPI) - Standard SPI: SCLK, /CS, SI, SO, /WP, /HOLD - Dual SPI: SCLK, /CS, IO0, IO1, /WP, /HOLD - Quad SPI: SCLK, /CS, IO0, IO1, IO2, IO3 ● Read - Normal Read (Serial): 50MHz clock rate - Fast Read (Serial): 108MHz clock rate - Dual/Quad (Multi-I/O) Read: 108MHz clock rate ● Program - Serial-input Page Program up to 256bytes - Program Suspend and Resume ● Erase - Block erase (64/32 KB) - Sector erase (4 KB) - Chip erase - Erase Suspend and Resume ● Program/Erase Speed - Page Program time: 0.7ms typical - Sector Erase time: 60ms typical - Block Erase time: 0.3/0.