3.3V Uniform Sector
Dual and Quad Serial Flash
GD25Q80C
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.
7.2.
7.3.
7.4.
7.5.
7.6.
7.7.
7.8.
7.9.
WRITE ENABLE (WREN) (06H)......................................................................................................................... 16
WRITE DISABLE (WRDI) (04H) ......................................................................................................................... 16
READ STATUS REGISTER (RDSR) (05H OR 35H) ............................................................................................... 16
WRITE STATUS REGISTER (WRSR) (01H).......................................................................................................... 17
WRITE ENABLE FOR VOLATILE STATUS REGISTER (50H) .................................................................................. 17
READ DATA BYTES (READ) (03H).................................................................................................................... 18
READ DATA BYTES AT HIGHER SPEED (FAST READ) (0BH) .............................................................................. 18
DUAL OUTPUT FAST READ (3BH)...................................................................................................................... 19
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) ............................................................................................................................... 24
7.15. QUAD PAGE PROGRAM (32H)............................................................................................................................. 25
7.16. SECTOR ERASE (SE) (20H)................................................................................................................................. 26
7.17. 32KB BLOCK ERASE (BE) (52H) ....................................................................................................................... 27
7.18. 64KB BLOCK ERASE (BE) (D8H) ...................................................................................................................... 27
7.19. CHIP ERASE (CE) (60/C7H) ............................................................................................................................... 28
7.20. DEEP POWER-DOWN (DP) (B9H)....................................................................................................................... 28
7.21. RELEASE FROM DEEP POWER-DOWN OR HIGH PERFORMANCE MODE AND READ DEVICE ID (RDI) (ABH)...... 29
7.22. READ MANUFACTURE ID/ DEVICE ID (REMS) (90H)........................................................................................ 30
7.23. READ IDENTIFICATION (RDID) (9FH)................................................................................................................ 31
7.24. HIGH PERFORMANCE MODE (HPM) (A3H)........................................................................................................ 31
7.25. CONTINUOUS READ MODE RESET (CRMR) (FFH) ............................................................................................ 32
7.26. PROGRAM/ERASE SUSPEND (PES) (75H) ........................................................................................................... 33
7.27. PROGRAM/ERASE RESUME (PER) (7AH) ........................................................................................................... 33
7.28. ERASE SECURITY REGISTERS (44H) ................................................................................................................... 34
7.29. PROGRAM SECURITY REGISTERS (42H).............................................................................................................. 34
7.30. READ SECURITY REGISTERS (48H)..................................................................................................................... 35
7.31. ENABLE RESET (66H) AND RESET (99H)............................................................................................................ 36
7.32. READ SERIAL FLASH DISCOVERABLE PARAMETER (5AH)................................................................................. 36
2
GILWAY [ GILWAY TECHNICAL LAMP ]
