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25Q256FVBF Datasheet Preview

25Q256FVBF Datasheet

3V 256M-BIT SERIAL FLASH MEMORY

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W25Q256FV
3V 256M-BIT
SERIAL FLASH MEMORY WITH
DUAL/QUAD SPI & QPI
Publication Release Date: December 02, 2014
Preliminary - Revision G




Winbond

25Q256FVBF Datasheet Preview

25Q256FVBF Datasheet

3V 256M-BIT SERIAL FLASH MEMORY

No Preview Available !

W25Q256FV
Table of Contents
1. GENERAL DESCRIPTIONS............................................................................................................. 5
2. FEATURES....................................................................................................................................... 5
3. PACKAGE TYPES AND PIN CONFIGURATIONS .......................................................................... 6
3.1 Pad Configuration WSON 8x6-mm ...................................................................................... 6
3.2 Pad Description WSON 8x6-mm.......................................................................................... 6
3.3 Pin Configuration SOIC 300-mil ........................................................................................... 7
3.4 Pin Description SOIC 300-mil............................................................................................... 7
3.5 Ball Configuration TFBGA 8x6-mm (5x5 or 6x4 Ball Array) ................................................. 8
3.6 Ball Description TFBGA 8x6-mm ......................................................................................... 8
4. PIN DESCRIPTIONS ........................................................................................................................ 9
4.1 Chip Select (/CS).................................................................................................................. 9
4.2 Serial Data Input, Output and IOs (DI, DO and IO0, IO1, IO2, IO3) .................................... 9
4.3 Write Protect (/WP)............................................................................................................... 9
4.4 HOLD (/HOLD) ..................................................................................................................... 9
4.5 Serial Clock (CLK) ................................................................................................................ 9
4.6 Reset (/RESET).................................................................................................................... 9
5. BLOCK DIAGRAM .......................................................................................................................... 10
6. FUNCTIONAL DESCRIPTIONS..................................................................................................... 11
6.1 SPI / QPI Operations .......................................................................................................... 11
6.1.1 Standard SPI Instructions.....................................................................................................11
6.1.2 Dual SPI Instructions ............................................................................................................11
6.1.3 Quad SPI Instructions ..........................................................................................................12
6.1.4 QPI Instructions....................................................................................................................12
6.1.5 3-Byte / 4-Byte Address Modes ............................................................................................12
6.1.6 Hold Function .......................................................................................................................13
6.1.7 Software Reset & Hardware /RESET pin .............................................................................13
6.2 Write Protection .................................................................................................................. 14
7. STATUS AND CONFIGURATION REGISTERS............................................................................ 15
7.1 Status Registers ................................................................................................................. 15
7.1.1 Erase/Write In Progress (BUSY) Status Only....................................................................15
7.1.2 Write Enable Latch (WEL) Status Only..............................................................................15
7.1.3 Block Protect Bits (BP3, BP2, BP1, BP0) Volatile/Non-Volatile Writable...........................16
7.1.4 Top/Bottom Block Protect (TB) Volatile/Non-Volatile Writable...........................................16
7.1.5 Complement Protect (CMP) Volatile/Non-Volatile Writable ...............................................16
7.1.6 Status Register Protect (SRP1, SRP0) Volatile/Non-Volatile Writable ..............................16
7.1.7 Erase/Program Suspend Status (SUS) Status Only ..........................................................17
7.1.8 Security Register Lock Bits (LB3, LB2, LB1) Volatile/Non-Volatile OTP Writable..............17
-1-


Part Number 25Q256FVBF
Description 3V 256M-BIT SERIAL FLASH MEMORY
Maker Winbond
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25Q256FVBF Datasheet PDF






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