IS25LP032 datasheet(4/90 Pages) ISSI

4 / 90 page

IS25LP032/064/128

Integrated Silicon Solution, Inc.- www.issi.com

Rev. D

10/03/2014

TABLE OF CONTENTS

PIN CONFIGURATION.................................................................................................................................6

PIN DESCRIPTIONS ....................................................................................................................................7

BLOCK DIAGRAM ........................................................................................................................................8

SPI MODES DESCRIPTION ........................................................................................................................9

SYSTEM CONFIGURATION ......................................................................................................................11

5.1 BLOCK/SECTOR ADDRESSES ..........................................................................................................11

REGISTERS ...............................................................................................................................................12

6.1 STATUS REGISTER ............................................................................................................................12

6.2 FUNCTION REGISTER........................................................................................................................15

6.3 READ REGISTERS ..............................................................................................................................16

PROTECTION MODE.................................................................................................................................18

7.1 HARDWARE WRITE PROTECTION....................................................................................................18

7.2 SOFTWARE WRITE PROTECTION ....................................................................................................18

DEVICE OPERATION ................................................................................................................................19

8.1 NORMAL READ OPERATION (NORD, 03h) .......................................................................................21

8.2 FAST READ OPERATION (FRD, 0Bh) ................................................................................................23

8.3 HOLD OPERATION..............................................................................................................................25

8.4 FAST READ DUAL I/O OPERATION (FRDIO, BBh) ...........................................................................25

8.5 FAST READ DUAL OUTPUT OPERATION (FRDO, 3Bh)...................................................................28

8.6 FAST READ QUAD I/O OPERATION (FRQIO, EBh) ..........................................................................30

8.7 PAGE PROGRAM OPERATION (PP, 02h)..........................................................................................33

8.8 QUAD INPUT PAGE PROGRAM OPERATION (PPQ, 32h/38h) ........................................................35

8.9 ERASE OPERATION ...........................................................................................................................36

8.10 SECTOR ERASE OPERATION (SER, D7h/20h)...............................................................................37

8.11 BLOCK ERASE OPERATION (BER32K:52h, BER64K:D8h) ............................................................38

8.12 CHIP ERASE OPERATION (CER, C7h/60h) .....................................................................................40

8.13 WRITE ENABLE OPERATION (WREN, 06h) ....................................................................................41

8.14 WRITE DISABLE OPERATION (WRDI, 04h).....................................................................................42

8.15 READ STATUS REGISTER OPERATION (RDSR, 05h) ...................................................................43

8.16 WRITE STATUS REGISTER OPERATION (WRSR, 01h).................................................................44

8.17 READ FUNCTION REGISTER OPERATION (RDFR, 48h) ...............................................................45

8.18 WRITE FUNCTION REGISTER OPERATION (WRFR, 42h).............................................................46

8.19 ENTER QUAD PERIPHERAL INTERFACE (QPI) MODE OPERATION (QIOEN,35h; QIODI,F5h) .47

8.20 PROGRAM/ERASE SUSPEND & RESUME......................................................................................48

8.21 DEEP POWER DOWN (DP, B9h) ......................................................................................................49

8.22 RELEASE DEEP POWER DOWN (RDPD, ABh)...............................................................................50

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