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IS25WP020D Datasheet(PDF) 4 Page - Integrated Silicon Solution, Inc

Part # IS25WP020D
Description  SERIAL FLASH MEMORY WITH 133MHZ MULTI I/O SPI & QUAD I/O QPI DTR INTERFACE
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Manufacturer  ISSI [Integrated Silicon Solution, Inc]
Direct Link  http://www.issi.com
Logo ISSI - Integrated Silicon Solution, Inc

IS25WP020D Datasheet(HTML) 4 Page - Integrated Silicon Solution, Inc

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IS25LP080D
IS25WP080D/040D/020D
Integrated Silicon Solution, Inc.- www.issi.com
4
Rev. A
09/02/2016
TABLE OF CONTENTS
FEATURES ............................................................................................................................................................2
GENERAL DESCRIPTION ....................................................................................................................................3
TABLE OF CONTENTS .........................................................................................................................................4
1.
PIN CONFIGURATION...................................................................................................................................7
2.
PIN DESCRIPTIONS ......................................................................................................................................8
3.
BLOCK DIAGRAM ..........................................................................................................................................9
4.
SPI MODES DESCRIPTION ........................................................................................................................10
5.
SYSTEM CONFIGURATION ........................................................................................................................12
5.1 BLOCK/SECTOR ADDRESSES ............................................................................................................12
6.
REGISTERS .................................................................................................................................................13
6.1 STATUS REGISTER ..............................................................................................................................13
6.2 FUNCTION REGISTER ..........................................................................................................................16
6.3 READ REGISTER AND EXTENDED REGISTER..................................................................................17
6.4 AUTOBOOT REGISTER ........................................................................................................................21
7.
PROTECTION MODE...................................................................................................................................22
7.1 HARDWARE WRITE PROTECTION......................................................................................................22
7.2 SOFTWARE WRITE PROTECTION ......................................................................................................22
8.
DEVICE OPERATION ..................................................................................................................................23
8.1 NORMAL READ OPERATION (NORD, 03h) .........................................................................................26
8.2 FAST READ OPERATION (FRD, 0Bh) ..................................................................................................28
8.3 HOLD OPERATION................................................................................................................................30
8.4 FAST READ DUAL I/O OPERATION (FRDIO, BBh) .............................................................................30
8.5 FAST READ DUAL OUTPUT OPERATION (FRDO, 3Bh).....................................................................33
8.6 FAST READ QUAD OUTPUT OPERATION (FRQO, 6Bh)....................................................................34
8.7 FAST READ QUAD I/O OPERATION (FRQIO, EBh) ............................................................................36
8.8 PAGE PROGRAM OPERATION (PP, 02h)............................................................................................40
8.9 QUAD INPUT PAGE PROGRAM OPERATION (PPQ, 32h/38h) ..........................................................42
8.10 ERASE OPERATION ...........................................................................................................................43
8.11 SECTOR ERASE OPERATION (SER, D7h/20h).................................................................................44
8.12 BLOCK ERASE OPERATION (BER32K:52h, BER64K:D8h) ..............................................................45
8.13 CHIP ERASE OPERATION (CER, C7h/60h) .......................................................................................47
8.14 WRITE ENABLE OPERATION (WREN, 06h) ......................................................................................48
8.15 WRITE DISABLE OPERATION (WRDI, 04h).......................................................................................49
8.16 READ STATUS REGISTER OPERATION (RDSR, 05h) .....................................................................50
8.17 WRITE STATUS REGISTER OPERATION (WRSR, 01h)...................................................................51
8.18 READ FUNCTION REGISTER OPERATION (RDFR, 48h) .................................................................52
8.19 WRITE FUNCTION REGISTER OPERATION (WRFR, 42h)...............................................................53
8.20 ENTER QUAD PERIPHERAL INTERFACE (QPI) MODE OPERATION (QPIEN, 35h; QPIDI, F5h) ..54
8.21 PROGRAM/ERASE SUSPEND & RESUME........................................................................................55


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