W25X10BL Datasheet, PDF (2/53 Pages) Winbond – 1M-BIT, 2M-BIT AND 4M-BIT 2.5V SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL I/O SPI

W25X10BL/20BL/40BL
Table of Contents
1. GENERAL DESCRIPTION.......................................................................................................... 4
2. FEATURES ................................................................................................................................. 4
3. PIN CONFIGURATION SOIC 150-MIL / 208-MIL....................................................................... 5
4.
PAD CONFIGURATION WSON 6X5-MM................................................................................... 5
5.
PIN CONFIGURATION PDIP 300-MIL ....................................................................................... 6
6. PIN DESCRIPTION SOIC 150 / 208-MIL, PDIP 300-MIL, WSON 6X5-MM ............................... 6
6.1 Package Types ............................................................................................................... 7
6.2 Chip Select (/CS) ............................................................................................................ 7
6.3 Serial Data Input, Output and IOs (DI, DO, IO0 and IO1)............................................... 7
6.4 Write Protect (/WP)......................................................................................................... 7
6.5 HOLD (/HOLD)................................................................................................................ 7
6.6 Serial Clock (CLK) .......................................................................................................... 7
7. BLOCK DIAGRAM ...................................................................................................................... 8
8. FUNCTIONAL DESCRIPTION.................................................................................................... 9
8.1 SPI OPERATIONS.......................................................................................................... 9
8.1.1 Standard SPI Instructions ................................................................................................9
8.1.2 Dual SPI Instructions........................................................................................................9
8.1.3 Hold Function ...................................................................................................................9
8.2 WRITE PROTECTION ................................................................................................. 10
8.2.1 Write Protect Features ...................................................................................................10
9. CONTROL AND STATUS REGISTERS ................................................................................... 11
9.1 STATUS REGISTER .................................................................................................... 11
9.1.1 BUSY..............................................................................................................................11
9.1.2 Write Enable Latch (WEL) .............................................................................................11
9.1.3 Block Protect Bits (BP2, BP1, BP0) ...............................................................................11
9.1.4 Top/Bottom Block Protect (TB).......................................................................................11
9.1.5 Reserved Bits .................................................................................................................11
9.1.6 Status Register Protect (SRP)........................................................................................12
9.1.7 Status Register Memory Protection................................................................................13
9.2 INSTRUCTIONS ........................................................................................................... 14
9.2.1 Manufacturer and Device Identification ..........................................................................14
9.2.2 Instruction Set ................................................................................................................15
9.2.3 Write Enable (06h) .........................................................................................................16
9.2.4 Write Disable (04h) ........................................................................................................16
9.2.5 Read Status Register (05h)............................................................................................18
9.2.6 Write Status Register (01h)............................................................................................19
9.2.7 Read Data (03h).............................................................................................................21
9.2.8 Fast Read (0Bh) .............................................................................................................22
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