Uniform Sector

Dual and Quad Serial Flash

GD25VE40C

2

Contents

1.

FEATURES ................................................................................................................................................................ 4

2.

GENERAL DESCRIPTION...................................................................................................................................... 5

3.

MEMORY ORGANIZATION .................................................................................................................................... 7

4.

DEVICE OPERATION .............................................................................................................................................. 8

5.

DATA PROTECTION ................................................................................................................................................ 9

6.

STATUS REGISTER............................................................................................................................................... 11

7.

COMMANDS DESCRIPTION ............................................................................................................................... 13

7.1.

WRITE ENABLE (WREN) (06H) ......................................................................................................................... 16

7.2.

WRITE DISABLE (WRDI) (04H) ......................................................................................................................... 16

7.3.

READ STATUS REGISTER (RDSR) (05H OR 35H)................................................................................................ 16

7.4.

WRITE STATUS REGISTER (WRSR) (01H) .......................................................................................................... 17

7.5.

WRITE ENABLE FOR VOLATILE STATUS REGISTER (50H) ................................................................................... 17

7.6.

READ DATA BYTES (READ) (03H)..................................................................................................................... 18

7.7.

READ DATA BYTES AT HIGHER SPEED (FAST READ) (0BH) ................................................................................ 18

7.8.

DUAL OUTPUT FAST READ (3BH) ...................................................................................................................... 19

7.9.

QUAD OUTPUT FAST READ (6BH) ...................................................................................................................... 19

7.10.

DUAL I/O FAST READ (BBH) ............................................................................................................................. 20

7.11.

QUAD I/O FAST READ (EBH) ............................................................................................................................. 22

7.12.

QUAD I/O WORD FAST READ (E7H)................................................................................................................... 23

7.13.

SET BURST WITH WRAP (77H)............................................................................................................................ 24

7.14.

PAGE PROGRAM (PP) (02H)................................................................................................................................ 25

7.15.

QUAD PAGE PROGRAM (32H) ............................................................................................................................. 26

7.16.

SECTOR ERASE (SE) (20H)................................................................................................................................. 27

7.17.

32KB BLOCK ERASE (BE) (52H) ....................................................................................................................... 28

7.18.

64KB BLOCK ERASE (BE) (D8H) ...................................................................................................................... 28

7.19.

CHIP ERASE (CE) (60/C7H)................................................................................................................................ 29

7.20.

DEEP POWER-DOWN (DP) (B9H) ....................................................................................................................... 29

7.21.

RELEASE FROM DEEP POWER-DOWN OR HIGH PERFORMANCE MODE AND READ DEVICE ID (RDI) (ABH) ...... 30

7.22.

READ MANUFACTURE ID/ DEVICE ID (REMS) (90H)........................................................................................ 31

7.23.

READ IDENTIFICATION (RDID) (9FH) ................................................................................................................ 32

7.24.

HIGH PERFORMANCE MODE (HPM) (A3H)........................................................................................................ 32

7.25.

PROGRAM/ERASE SUSPEND (PES) (75H) ........................................................................................................... 33

7.26.

PROGRAM/ERASE RESUME (PER) (7AH) ........................................................................................................... 33

7.27.

ERASE SECURITY REGISTERS (44H) ................................................................................................................... 34

7.28.

PROGRAM SECURITY REGISTERS (42H).............................................................................................................. 34

7.29.

READ SECURITY REGISTERS (48H)..................................................................................................................... 35

7.30.

ENABLE RESET (66H) AND RESET (99H) ............................................................................................................ 36

7.31.

READ SERIAL FLASH DISCOVERABLE PARAMETER (5AH).................................................................................. 36

8.

ELECTRICAL CHARACTERISTICS ................................................................................................................... 42