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25X16A Dataheets PDF



Part Number 25X16A
Manufacturers Winbond
Logo Winbond
Description Serial Flash Memory
Datasheet 25X16A Datasheet25X16A Datasheet (PDF)

W25X16, W25X16A, W25X32, W25X64 16M-BIT, 32M-BIT, AND 64M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI Publication Release Date: May 5, 2008 -1- Revision I W25X16, W25X16A, W25X32, W25X64 Table of Contents 1. GENERAL DESCRIPTION 4 2. FEATURES ....

  25X16A   25X16A


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W25X16, W25X16A, W25X32, W25X64 16M-BIT, 32M-BIT, AND 64M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI Publication Release Date: May 5, 2008 -1- Revision I W25X16, W25X16A, W25X32, W25X64 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. PAD CONFIGURATION WSON 6X5-MM & 8X6-MM ................................................................ 5 6. PIN CONFIGURATION PDIP 300-MIL ....................................................................................... 6 7. PIN DESCRIPTION SOIC 150 / 208-MIL, PDIP 300-MIL, WSON 6X5 / 8X6-MM ..................... 6 8. PIN CONFIGURATION SOIC 300-MIL....................................................................................... 7 9. PIN DESCRIPTION SOIC 300-MIL ............................................................................................ 7 9.1 Package Types ............................................................................................................... 8 9.2 Chip Select (/CS) ............................................................................................................ 8 9.3 Serial Data Output (DO) ................................................................................................. 8 9.4 Write Protect (/WP)......................................................................................................... 8 9.5 HOLD (/HOLD) ............................................................................................................... 8 9.6 Serial Clock (CLK) .......................................................................................................... 8 9.7 Serial Data Input / Output (DIO) ..................................................................................... 8 10. BLOCK DIAGRAM ...................................................................................................................... 9 11. FUNCTIONAL DESCRIPTION ................................................................................................. 10 11.1 SPI OPERATIONS ....................................................................................................... 10 11.1.1 SPI Modes ....................................................................................................................10 11.1.2 Dual Output SPI............................................................................................................10 11.1.3 Hold Function ...............................................................................................................10 11.2 WRITE PROTECTION.................................................................................................. 11 11.2.1 Write Protect Features..................................................................................................11 12. CONTROL AND STATUS REGISTERS................................................................................... 12 12.1 STATUS REGISTER .................................................................................................... 12 12.1.1 BUSY............................................................................................................................12 12.1.2 Write Enable Latch (WEL) ............................................................................................12 12.1.3 Block Protect Bits (BP2, BP1, BP0)..............................................................................12 12.1.4 Top/Bottom Block Protect (TB).....................................................................................12 12.1.5 Reserved Bits ...............................................................................................................12 12.1.6 Status Register Protect (SRP) ......................................................................................13 12.1.7 Status Register Memory Protection ..............................................................................14 12.2 INSTRUCTIONS........................................................................................................... 16 12.2.1 Manufacturer and Device Identification.........................................................................16 -2- W25X16, W25X16A, W25X32, W25X64 12.2.2 Instruction Set...............................................................................................................17 12.2.3 Write Enable (06h)...............................................................................................


25X16 25X16A 25X64


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