SPI(x1/x2/x4) NAND Flash

2G

2

Contents

1

FEATURE

...........................................................................................................................................................4

2

GENERAL DESCRIPTION

...............................................................................................................................5

2.1 PRODUCT LIST ............................................................................................................................................................... 6

2.2 CONNECTING DIAGRAM .................................................................................................................................................. 7

2.3 PIN DESCRIPTION........................................................................................................................................................... 7

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

3

ARRAY ORGANIZATION

.................................................................................................................................9

4

MEMORY MAPPING

.......................................................................................................................................10

5

DEVICE OPERATION

.....................................................................................................................................11

5.1 SPI MODES ................................................................................................................................................................ 11

5.2 HOLD MODE ............................................................................................................................................................. 12

5.3 WRITE PROTECTION ..................................................................................................................................................... 12

5.4 POWER OFF TIMING..................................................................................................................................................... 12

6

COMMANDS DESCRIPTION

.........................................................................................................................13

7

WRITE OPERATIONS

....................................................................................................................................14

7.1 WRITE ENABLE (WREN) (06H) ..................................................................................................................................... 14

7.2 WRITE DISABLE (WRDI) (04H) ..................................................................................................................................... 14

8

FEATURE OPERATIONS

...............................................................................................................................15

8.1 GET FEATURES (0FH) AND SET FEATURES (1FH) ............................................................................................................... 15

9

READ OPERATIONS

......................................................................................................................................17

9.1 PAGE READ................................................................................................................................................................. 17

9.2 PAGE READ TO CACHE (13H)......................................................................................................................................... 17

9.3 READ FROM CACHE (03H) ............................................................................................................................................ 18

9.4 FAST READ FROM CACHE (0BH)..................................................................................................................................... 18

9.5 READ FROM CACHE X2 (3BH)........................................................................................................................................ 19

9.6 READ FROM CACHE X4 (6BH)........................................................................................................................................ 19

9.7 READ FROM CACHE DUAL IO (BBH) ............................................................................................................................... 20

9.8 READ FROM CACHE QUAD IO (EBH)............................................................................................................................... 21

10

READ ID

.......................................................................................................................................................22

10.1 READ ID (9FH) ......................................................................................................................................................... 22

10.2 READ UID ................................................................................................................................................................ 23

10.3 READ PARAMETER PAGE ............................................................................................................................................. 25

11

PROGRAM OPERATIONS

.........................................................................................................................30

11.1 PAGE PROGRAM ........................................................................................................................................................ 30

11.2 PROGRAM LOAD (PL) (02H) ....................................................................................................................................... 31