W25Q16DW Datasheet, PDF (2/83 Pages) Winbond – 1.8V 16M-BIT SERIAL FLASH MEMORY WITH DUAL/QUAD SPI & QPI

W25Q16DW
Table of Contents
1. GENERAL DESCRIPTION ............................................................................................................... 5
2. FEATURES ....................................................................................................................................... 5
3.
PIN CONFIGURATION SOIC 150 / 208-MIL.................................................................................... 6
4.
PAD CONFIGURATION WSON 6X5-MM ........................................................................................ 6
5. PIN DESCRIPTION SOIC 150/208-MIL, WSON 6X5-MM ............................................................... 6
6.
PIN CONFIGURATION SOIC 300-MIL............................................................................................. 7
7. PIN DESCRIPTION SOIC 300-MIL .................................................................................................. 7
7.1 Package Types ..................................................................................................................... 8
7.2 Chip Select (/CS) .................................................................................................................. 8
7.3 Serial Data Input, Output and IOs (DI, DO and IO0, IO1, IO2, IO3)..................................... 8
7.4 Write Protect (/WP) .............................................................................................................. 8
7.5 HOLD (/HOLD) ..................................................................................................................... 8
7.6 Serial Clock (CLK) ................................................................................................................ 8
8. BLOCK DIAGRAM ............................................................................................................................ 9
9. FUNCTIONAL DESCRIPTION ....................................................................................................... 10
9.1 SPI/QPI OPERATIONS ...................................................................................................... 10
9.1.1 Standard SPI Instructions.....................................................................................................10
9.1.2 Dual SPI Instructions ............................................................................................................10
9.1.3 Quad SPI Instructions...........................................................................................................11
9.1.4 QPI Instructions ....................................................................................................................11
9.1.5 Hold Function .......................................................................................................................11
9.2 WRITE PROTECTION ....................................................................................................... 12
9.2.1 Write Protect Features .........................................................................................................12
10. CONTROL AND STATUS REGISTERS......................................................................................... 13
10.1
STATUS REGISTER .......................................................................................................... 13
10.1.1 BUSY..................................................................................................................................13
10.1.2 Write Enable Latch (WEL)..................................................................................................13
10.1.3 Block Protect Bits (BP2, BP1, BP0)....................................................................................13
10.1.4 Top/Bottom Block Protect (TB) ...........................................................................................13
10.1.5 Sector/Block Protect (SEC) ................................................................................................13
10.1.6 Complement Protect (CMP)................................................................................................14
10.1.7 Status Register Protect (SRP1, SRP0)...............................................................................14
10.1.8 Erase/Program Suspend Status (SUS) ..............................................................................14
10.1.9 Security Register Lock Bits (LB3, LB2, LB1, LB0)..............................................................14
10.1.10 Quad Enable (QE) ............................................................................................................15
10.1.11 W25Q16DW Status Register Memory Protection (CMP = 0) ...........................................16
10.1.12 W25Q16DW Status Register Memory Protection (CMP = 1) ...........................................17
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