W25X05CL Datasheet, PDF (2/51 Pages) Winbond – 2.5 / 3 / 3.3 V 512K / 1M / 2M-BIT SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL I/O SPI

W25X05CL/10CL/20CL
Table of Contents
1. GENERAL DESCRIPTION......................................................................................................4
2. FEATURES.............................................................................................................................4
3. PIN CONFIGURATION SOIC 150-MIL, VSOP 150-MIL, TSSOP 173-MIL ...............................5
4.
PAD CONFIGURATION WSON 6X5-MM AND USON 2X3-MM...............................................5
5. PIN DESCRIPTION SOIC 150-MIL, VSOP 150-MM AND USON 2X3-MM...............................5
5.1 Package Types ...........................................................................................................6
5.2 Chip Select (/CS) ........................................................................................................6
5.3 Serial Data Input, Output and IOs (DIO, DO, IO0 and IO1)...........................................6
5.4 Write Protect (/WP) .....................................................................................................6
5.5 HOLD (/HOLD)............................................................................................................6
5.6 Serial Clock (CLK).......................................................................................................6
6. BLOCK DIAGRAM ..................................................................................................................7
7. FUNCTIONAL DESCRIPTION ................................................................................................8
7.1 SPI OPERATIONS ......................................................................................................8
7.1.1 Standard SPI Instructions.................................................................................................8
7.1.2 Dual SPI Instructions ........................................................................................................8
7.1.3 Hold Function ...................................................................................................................8
7.2 WRITE PROTECTION ................................................................................................9
7.2.1 Write Protect Features......................................................................................................9
8. CONTROL AND STATUS REGISTERS ................................................................................10
8.1 STATUS REGISTER.................................................................................................10
8.1.1 BUSY.............................................................................................................................. 10
8.1.2 Write Enable Latch (WEL)..............................................................................................10
8.1.3 Block Protect Bits (BP1, BP0) ........................................................................................10
8.1.4 Top/Bottom Block Protect (TB) .......................................................................................10
8.1.5 Reserved Bits .................................................................................................................11
8.1.6 Status Register Protect (SRP)........................................................................................11
8.1.7 Status Register Memory Protection................................................................................12
8.2 INSTRUCTIONS .......................................................................................................13
8.2.1 Manufacturer and Device Identification ..........................................................................13
8.2.2 Instruction Set ................................................................................................................14
8.2.3 Write Enable (06h)..........................................................................................................15
8.2.4 Write Enable for Volatile Status Register (50h) ..............................................................15
8.2.5 Write Disable (04h).........................................................................................................16
8.2.6 Read Status Register (05h) ............................................................................................16
8.2.7 Write Status Register (01h) ............................................................................................17
8.2.8 Read Data (03h).............................................................................................................18
8.2.9 Fast Read (0Bh) .............................................................................................................19
8.2.10 Fast Read Dual Output (3Bh) .......................................................................................20
8.2.11 Fast Read Dual I/O (BBh).............................................................................................21
8.2.12 Continuous Read Mode Bits (M7-0) .............................................................................23
8.2.13 Continuous Read Mode Reset (FFFFh) .......................................................................23
8.2.14 Page Program (02h).....................................................................................................24
8.2.15 Sector Erase (20h) .......................................................................................................25
Publication Release Date: March 23, 2012
-2-
Revision B