SPI(x1/x2/x4) NAND Flash 1Gb
2
Contents
1 FEATURE ........................................................................................................................................................... 4
2 GENERAL DESCRIPTION ............................................................................................................................... 5
2.1 PRODUCT LIST ........................................................................................................................................................ 6
2.2 CONNECTION DIAGRAM .................................................................................................................................................. 7
2.3 PIN DESCRIPTION ........................................................................................................................................................... 7
2.4 BLOCK DIAGRAM ........................................................................................................................................................... 8
3 ARRAY ORGANIZATION ................................................................................................................................. 9
3.1 MEMORY MAPPING ..................................................................................................................................................... 10
4 DEVICE OPERATION ..................................................................................................................................... 11
4.1 SPI MODES ................................................................................................................................................................ 11
4.2 HOLD MODE ............................................................................................................................................................. 12
4.3 WRITE PROTECTION ..................................................................................................................................................... 12
5 COMMANDS DESCRIPTION ......................................................................................................................... 13
6 WRITE OPERATIONS .................................................................................................................................... 14
6.1 WRITE ENABLE (WREN) (06H) ..................................................................................................................................... 14
6.2 WRITE DISABLE (WRDI) (04H) ..................................................................................................................................... 14
7 FEATURE OPERATIONS ............................................................................................................................... 15
7.1 GET FEATURES (0FH) AND SET FEATURES (1FH) ............................................................................................................... 15
8 READ OPERATIONS ...................................................................................................................................... 17
8.1 PAGE READ ................................................................................................................................................................. 17
8.2 PAGE READ TO CACHE (13H) ......................................................................................................................................... 17
8.3 READ FROM CACHE (03H OR 0BH) ................................................................................................................................ 18
8.4 READ FROM CACHE X2 (3BH) ........................................................................................................................................ 18
8.5 READ FROM CACHE X4 (6BH) ........................................................................................................................................ 19
8.6 READ FROM CACHE DUAL IO (BBH) ............................................................................................................................... 20
8.7 READ FROM CACHE QUAD IO (EBH) ............................................................................................................................... 21
9 READ ID (9FH) ................................................................................................................................................ 22
9.1 READ ID ..................................................................................................................................................................... 22
10 PROGRAM OPERATIONS ......................................................................................................................... 24
10.1 PAGE PROGRAM ........................................................................................................................................................ 24
10.2 PROGRAM LOAD (PL) (02H) ....................................................................................................................................... 25
10.3 PROGRAM LOAD X4 (PL X4) (32H) ............................................................................................................................... 26
10.4 PROGRAM EXECUTE (PE) (10H) ................................................................................................................................... 27
10.5 INTERNAL DATA MOVE ............................................................................................................................................... 28