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W25D40 Dataheets PDF



Part Number W25D40
Manufacturers Winbond
Logo Winbond
Description SERIAL FLASH MEMORY
Datasheet W25D40 DatasheetW25D40 Datasheet (PDF)

W25D10, W25D20, W25D40, W25D80 1M-BIT, 2M-BIT, 4M-BIT AND 8M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI Publication Release Date: July 15, 2006 - 1 - Preliminary - Revision A W25D10, W25D20, W25D40, W25D80 Table of Contents- 1. GENERAL DESCRIPTION 4 2. FEATURES .

  W25D40   W25D40



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W25D10, W25D20, W25D40, W25D80 1M-BIT, 2M-BIT, 4M-BIT AND 8M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI Publication Release Date: July 15, 2006 - 1 - Preliminary - Revision A W25D10, W25D20, W25D40, W25D80 Table of Contents- 1. GENERAL DESCRIPTION ......................................................................................................... 4 2. FEATURES ................................................................................................................................. 4 3. PIN CONFIGURATION SOIC 150-MIL....................................................................................... 5 4. PIN CONFIGURATION SOIC 208-MIL....................................................................................... 5 5. PIN CONFIGURATION PDIP 300-MIL ....................................................................................... 5 6. PIN CONFIGURATION WSON 6X5-MM .................................................................................... 6 7. PIN DESCRIPTION..................................................................................................................... 6 7.1 Package Types ............................................................................................................... 7 7.2 Chip Select (/CS) ............................................................................................................ 7 7.3 Serial Data Output (DO) ................................................................................................. 7 7.4 Write Protect (/WP)......................................................................................................... 7 7.5 HOLD (/HOLD) ............................................................................................................... 7 7.6 Serial Clock (CLK) .......................................................................................................... 7 7.7 Serial Data Input / Output (DIO) ..................................................................................... 7 8. BLOCK DIAGRAM ...................................................................................................................... 8 9. FUNCTIONAL DESCRIPTION ................................................................................................... 9 9.1 SPI OPERATIONS ......................................................................................................... 9 9.1.1 SPI Modes ........................................................................................................................9 9.1.2 Dual Output SPI................................................................................................................9 9.1.3 Hold Function ...................................................................................................................9 9.2 WRITE PROTECTION.................................................................................................. .


W25D20 W25D40 W25D80


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