W25Q16DW
Table of Contents
1.
2.
3.
GENERAL DESCRIPTION ............................................................................................................... 5
FEATURES ....................................................................................................................................... 5
PACKAGE TYPES AND PIN CONFIGURATIONS........................................................................... 6
3.1
3.2
3.3
3.4
3.5
3.6
3.7
Pin Configuration SOIC 150 / 208-mil .................................................................................. 6
Pad Configuration WSON 6x5-mm, USON 4x3-mm ............................................................ 6
Pin Description SOIC 150 / 208-mil, WSON 6x5-mm, USON 4x3-mm ................................ 6
Ball Configuration WLBGA ................................................................................................... 7
Ball Description WLBGA....................................................................................................... 7
Pin Configuration SOIC16 300-mil ....................................................................................... 8
Pin Description SOIC16 300-mil ........................................................................................... 8
4.
PIN DESCRIPTIONS ........................................................................................................................ 9
4.1
4.2
4.3
4.4
4.5
Chip Select (/CS) .................................................................................................................. 9
Serial Data Input, Output and IOs (DI, DO and IO0, IO1, IO2, IO3) ..................................... 9
Write Protect (/WP) .............................................................................................................. 9
HOLD (/HOLD) ..................................................................................................................... 9
Serial Clock (CLK) ................................................................................................................ 9
5.
6.
BLOCK DIAGRAM .......................................................................................................................... 10
FUNCTIONAL DESCRIPTION ....................................................................................................... 11
6.1
SPI/QPI OPERATIONS ...................................................................................................... 11
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
Standard SPI Instructions ..................................................................................................... 11
Dual SPI Instructions ............................................................................................................ 11
Quad SPI Instructions ........................................................................................................... 12
QPI Instructions .................................................................................................................... 12
Hold Function ....................................................................................................................... 12
6.2
WRITE PROTECTION ....................................................................................................... 13
6.2.1
Write Protect Features ......................................................................................................... 13
7.
STATUS REGISTERS AND INSTRUCTIONS ............................................................................... 14
7.1
STATUS REGISTERS........................................................................................................ 14
7.1.1
7.1.2
7.1.3
7.1.4
7.1.5
7.1.6
7.1.7
7.1.8
7.1.9
7.1.10
BUSY .................................................................................................................................... 14
Write Enable Latch (WEL) .................................................................................................... 14
Block Protect Bits (BP2, BP1, BP0) ...................................................................................... 14
Top/Bottom Block Protect (TB) ............................................................................................. 14
Sector/Block Protect (SEC) .................................................................................................. 14
Complement Protect (CMP).................................................................................................. 14
Status Register Protect (SRP1, SRP0)................................................................................. 15
Erase/Program Suspend Status (SUS) ................................................................................ 15
Security Register Lock Bits (LB3, LB2, LB1, LB0) ................................................................ 15
Quad Enable (QE) .............................................................................................................. 15
-2-
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