W25X10BV/20BV/40BV

Publication Release Date: August 20,, 2009

- 1- Preliminary -- Revision B

1M-BIT, 2M-BIT AND 4M-BIT

SERIAL FLASH MEMORY WITH

4KB SECTORS AND DUAL I/O SPI

W25X10BV/20BV/40BV

- 2 -

Table of Contents

1. ......................................................................................................... 4 GENERAL DESCRIPTION

................................................................................................................................. 4 FEATURES

...................................................................... 5 PIN CONFIGURATION SOIC 150-MIL / 208-MIL

.................................................................................. 5 PAD CONFIGURATION WSON 6X5-MM

....................................................................................... 6 PIN CONFIGURATION PDIP 300-MIL

............................... 6 PIN DESCRIPTION SOIC 150 / 208-MIL, PDIP 300-MIL, WSON 6X5-MM

6.1

............................................................................................................... 7 Package Types

6.2

............................................................................................................ 7 Chip Select (/CS)

6.3

.............................................. 7 Serial Data Input, Output and IOs (DI, DO, IO0 and IO1)

6.4

......................................................................................................... 7 Write Protect (/WP)

6.5

............................................................................................................... 7 HOLD (/HOLD)

6.6

.......................................................................................................... 7 Serial Clock (CLK)

...................................................................................................................... 8 BLOCK DIAGRAM

................................................................................................... 9 FUNCTIONAL DESCRIPTION

8.1

......................................................................................................... 9 SPI OPERATIONS

8.1.1 .................................................................................................9 Standard SPI Instructions

8.1.2 ........................................................................................................9 Dual SPI Instructions

8.1.3 ...................................................................................................................9 Hold Function

8.2 .................................................................................................. 10 WRITE PROTECTION

8.2.1 ....................................................................................................10 Write Protect Features

9. ................................................................................... 11 CONTROL AND STATUS REGISTERS

9.1

.................................................................................................... 11 STATUS REGISTER

9.1.1 ..............................................................................................................................11 BUSY

9.1.2 ..............................................................................................11 Write Enable Latch (WEL)

9.1.3

................................................................................11 Block Protect Bits (BP2, BP1, BP0)

9.1.4

.......................................................................................11 Top/Bottom Block Protect (TB)

9.1.5 .................................................................................................................11 Reserved Bits

9.1.6 ........................................................................................12 Status Register Protect (SRP)

9.1.7

................................................................................13 Status Register Memory Protection

9.2 ........................................................................................................... 14 INSTRUCTIONS

9.2.1 ..........................................................................14 Manufacturer and Device Identification

9.2.2

................................................................................................................15 Instruction Set

9.2.3

..........................................................................................................16 Write Enable (06h)

9.2.4

.........................................................................................................16 Write Disable (04h)

9.2.5 ............................................................................................17 Read Status Register (05h)

9.2.6 ............................................................................................18 Write Status Register (01h)

9.2.7

.............................................................................................................19 Read Data (03h)

9.2.8 .............................................................................................................20 Fast Read (0Bh)

W25X10BV/20BV/40BV

.........................................................................................21

Publ

ication Release Date: August 20, 2009

- 3 - Preliminary -- Revision B

9.2.9 Fast Read Dual Output (3Bh)

9.2.10 .............................................................................................22 Fast Read Dual I/O (BBh)

9.2.11 .............................................................................24 Continuous Read Mode Bits (M7-0)

9.2.12

.......................................................................24 Continuous Read Mode Reset (FFFFh)

9.2.13

.....................................................................................................25 Page Program (02h)

9.2.14 .......................................................................................................26 Sector Erase (20h)

9.2.15 ...............................................................................................27 32KB Block Erase (52h)

9.2.16 ........................................................................................................28 Block Erase (D8h)

9.2.17

...............................................................................................29 Chip Erase (C7h or 60h)

9.2.18

........................................................................................................30 Power-down (B9h)

9.2.19 .......................................................................31 Release Power-down / Device ID (ABh)

9.2.20 ...........................................................................33 Read Manufacturer / Device ID (90h)

9.2.21 .............................................................34 Read Manufacturer / Device ID Dual I/O (92h)

9.2.22 .....................................................................................35 Read Unique ID Number (4Bh)

9.2.23 ...........................................................................................................36 JEDEC ID (9Fh)

10. ......................................................................................... 37 ELECTRICAL CHARACTERISTICS

10.1

.......................................................................................... 37 Absolute Maximum Ratings

10.2

......................................................................................................... 37 Operating Ranges

10.3

.............................................................. 38 Power-up Timing and Write Inhibit Threshold

10.4

........................................................................................ 39 DC Electrical Characteristics

10.5

........................................................................................ 40 AC Measurement Conditions

10.6

........................................................................................ 41 AC Electrical Characteristics

10.7

........................................................................... 42 AC Electrical Characteristics (cont’d)

10.8

..................................................................................................... 43 Serial Output Timing

10.9

.................................................................................................................. 43 Input Timing

10.10

................................................................................................................. 43 Hold Timing

11.

.................................................................................................... 44 PACKAGE SPECIFICATION

11.1

...................................................................... 44 8-Pin SOIC 150-mil (Package Code SN)

11.2

...................................................................... 45 8-Pin SOIC 208-mil (Package Code SS)

11.3

...................................................................... 46 8-Pin PDIP 300-mil (Package Code DA)

11.4

............................................................ 47 8-Contact 6x5mm WSON (Package Code ZP)

12.

.................................................................................................... 49 ORDERING INFORMATION

12.1

.................................................................. 50 Valid Part Numbers and Top Side Marking

REVISION HISTORY ............................................................................................................................ 51

Part #	W25X40BVSNIG
Description	4MB SPI FLASH
Category	IC
Availability	In Stock
Qty	1

W25X40BVSNIG

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