GD25Q64CSJGR Gigadevice

3.3V Uniform Sector Dual and Quad Serial Flash GD25Q64C GD25Q64C DATASHEET 1 3.3V Uniform Sector Dual and Quad Serial Flash GD25Q64C 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. WRITE ENABLE FOR VOLATILE STATUS REGISTER (50H) ........................................................................ 17 7.4. READ STATUS REGISTER (RDSR) (05H OR 35H OR 15H) ...................................................................... 17 7.5. WRITE STATUS REGISTER (WRSR) (01H OR 31H OR 11H) .................................................................... 18 7.6. READ DATA BYTES (READ) (03H) ........................................................................................................ 19 7.7. READ DATA BYTES AT HIGHER SPEED (FAST READ) (0BH) ..................................................................... 19 7.8. DUAL OUTPUT FAST READ (3BH) .......................................................................................................... 20 7.9. QUAD OUTPUT FAST READ (6BH) ......................................................................................................... 21 7.10. DUAL I/O FAST READ (BBH) ................................................................................................................. 22 7.11. QUAD I/O FAST READ (EBH) ................................................................................................................. 24 7.12. QUAD I/O WORD FAST READ (E7H) ...................................................................................................... 25 7.13. SET BURST WITH WRAP (77H) .............................................................................................................. 27 7.14. PAGE PROGRAM (PP) (02H) ................................................................................................................. 28 7.15. QUAD PAGE PROGRAM (32H) ................................................................................................................ 29 7.16. FAST PAGE PROGRAM (FPP) (F2H) ...................................................................................................... 30 7.17. SECTOR ERASE (SE) (20H) .................................................................................................................. 31 7.18. 32KB BLOCK ERASE (BE) (52H) ........................................................................................................... 31 7.19. 64KB BLOCK ERASE (BE) (D8H) .......................................................................................................... 32 7.20. CHIP ERASE (CE) (60/C7H) .................................................................................................................. 32 7.21. DEEP POWER-DOWN (DP) (B9H) .......................................................................................................... 33 7.22. RELEASE FROM DEEP POWER-DOWN OR HIGH PERFORMANCE MODE AND READ DEVICE ID (RDI) (ABH) 34 7.23. READ MANUFACTURE ID/ DEVICE ID (REMS) (90H) .............................................................................. 35 7.24. DUAL I/O READ MANUFACTURE ID/ DEVICE ID (92H) ............................................................................. 36 7.25. QUAD I/O READ MANUFACTURE ID/ DEVICE ID (94H) ............................................................................. 37 7.26. READ IDENTIFICATION (RDID) (9FH) ..................................................................................................... 38 7.27. HIGH PERFORMANCE MODE (HPM) (A3H) ............................................................................................. 39 7.28. READ UNIQUE ID (4BH) ........................................................................................................................ 40 7.29. PROGRAM/ERASE SUSPEND (PES) (75H) .............................................................................................. 41 7.30. PROGRAM/ERASE RESUME (PER) (7AH) ............................................................................................... 42 7.31. ERASE SECURITY REGISTERS (44H) ...................................................................................................... 42 7.32. PROGRAM SECURITY REGISTERS (42H) ................................................................................................. 43 2