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W25Q40EWSNIG Datasheet Preview

W25Q40EWSNIG Datasheet

1.8V 4M-BIT SERIAL FLASH MEMORY

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W25Q40EW
1.8V 4M-BIT
SERIAL FLASH MEMORY WITH
DUAL/QUAD SPI & QPI
Publication Release Date: January 16, 2017
-1-
Preliminar y-Revision H




Winbond

W25Q40EWSNIG Datasheet Preview

W25Q40EWSNIG Datasheet

1.8V 4M-BIT SERIAL FLASH MEMORY

No Preview Available !

W25Q40EW
Table of Contents
1. GENERAL DESCRIPTIONS............................................................................................................. 5
2. FEATURES ....................................................................................................................................... 5
3. PACKAGE TYPES: ........................................................................................................................... 6
3.1 Pin Configuration SOIC 150-mil AND VSOP 150-mil ........................................................... 6
3.2 PAD Configuration WSON 6x5-MM / USON 2x3-mm / USON 4x3-mm .............................. 6
3.3 Pin Description SOIC / VSOP 150-mil, WSON 6x5-MM, USON 2x3-mm / 4x3-mm............ 6
3.4 Ball Configuration WLCSP ................................................................................................... 7
3.5 Ball Description WLCSP....................................................................................................... 7
4. PIN DESCRIPTIONS ........................................................................................................................ 8
4.1 Chip Select (/CS) .................................................................................................................. 8
4.2 Serial Data Input, Output and IOs (DI, DO and IO0, IO1, IO2, IO3)..................................... 8
4.3 Write Protect (/WP) .............................................................................................................. 8
4.4 HOLD (/HOLD) ..................................................................................................................... 8
4.5 Serial Clock (CLK) ................................................................................................................ 8
5. BLOCK DIAGRAM ............................................................................................................................ 9
6. FUNCTIONAL DESCRIPTION ....................................................................................................... 10
6.1 SPI / QPI Operations .......................................................................................................... 10
6.2 SPI OPERATIONS ............................................................................................................. 10
6.2.1 Standard SPI Instructions .....................................................................................................10
6.2.2 Dual SPI Instructions ............................................................................................................10
6.2.3 Quad SPI Instructions...........................................................................................................11
6.3 QPI Instructions .................................................................................................................. 11
6.3.1 Hold Function .......................................................................................................................11
6.4 WRITE PROTECTION ....................................................................................................... 12
6.4.1 Write Protect Features .........................................................................................................12
7. STATUS REGISTERS AND INSTRUCTIONS ............................................................................... 13
7.1 STATUS REGISTERs ........................................................................................................ 13
7.1.1 BUSY Status (BUSY)............................................................................................................13
7.1.2 Write Enable Latch Status (WEL) ........................................................................................13
7.1.3 Block Protect Bits (BP2, BP1, BP0)......................................................................................13
7.1.4 Top/Bottom Block Protect (TB) .............................................................................................13
7.1.5 Sector/Block Protect (SEC) ..................................................................................................13
7.1.6 Complement Protect (CMP)..................................................................................................14
7.1.7 Status Register Protect (SRP, SRL) .....................................................................................14
7.1.8 Erase/Program Suspend Status (SUS) ................................................................................15
7.1.9 Security Register Lock Bits (LB[3:0]) Volatile/Non-Volatile OTP Writable......................15
-2-


Part Number W25Q40EWSNIG
Description 1.8V 4M-BIT SERIAL FLASH MEMORY
Maker Winbond
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