Document
SPI(x1/x2/x4) NAND Flash
1G
GD5F1GQ4xExxG DATASHEET
1G-bit 2K+128BPageSize with E Version
1
SPI(x1/x2/x4) NAND Flash
1G
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 4.4 POWER OFF TIMING..................................................................................................................................................... 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 .........