256Mb: 3V Embedded Parallel NOR Flash
Features
List of Tables
Table 1: Part Number Information ................................................................................................................... 2
Table 2: Signal names ...................................................................................................................................... 8
Table 3: Signal Descriptions ........................................................................................................................... 11
Table 4: Bank architecture ............................................................................................................................. 13
Table 5: Bank A ............................................................................................................................................. 14
Table 6: Bank B ............................................................................................................................................. 14
Table 7: Bank C ............................................................................................................................................. 16
Table 8: Bank D ............................................................................................................................................. 17
Table 9: Bus Operations ................................................................................................................................. 18
Table 10: Status Register Bit Definitions ......................................................................................................... 20
Table 11: Operations and Corresponding Bit Settings ...................................................................................... 21
Table 12: Lock Register Bit Definitions ............................................................................................................ 25
Table 13: Block Protection Status ................................................................................................................... 25
Table 14: Standard Command Definitions – Address-Data Cycles, 16-Bit ......................................................... 27
Table 15: Read Electronic Signature, Auto Select Mode and Programmer Method ............................................. 31
Table 16: Block protection (16-bit mode) ........................................................................................................ 31
Table 17: Block Protection Command Definitions – Address-Data Cycles, 16-Bit .............................................. 45
Table 18: Extended Memory Block Address and Data ...................................................................................... 50
Table 19: VPP/WP# Functions ......................................................................................................................... 52
Table 20: Dual Operations Allowed in Other Banks ......................................................................................... 56
Table 21: Dual Operations Allowed in Same Bank ........................................................................................... 57
Table 22: Query Structure Overview ............................................................................................................... 58
Table 23: CFI Query Identification String ........................................................................................................ 58
Table 24: CFI Query System Interface Information .......................................................................................... 59
Table 25: Device Geometry Definition ............................................................................................................ 59
Table 26: Primary Algorithm-Specific Extended Query Table ........................................................................... 60
Table 27: Security Code Area .......................................................................................................................... 60
Table 28: Power-Up Wait Timing Specifications .............................................................................................. 61
Table 29: Reset AC Specifications ................................................................................................................... 62
Table 30: Absolute Maximum/Minimum Ratings ............................................................................................ 63
Table 31: Operating Conditions ...................................................................................................................... 63
Table 32: Input/Output Capacitance1 ............................................................................................................. 64
Table 33: DC Current Characteristics .............................................................................................................. 65
Table 34: DC Voltage Characteristics .............................................................................................................. 65
Table 35: Read AC Characteristics .................................................................................................................. 66
Table 36: WE#-Controlled Write AC Characteristics ......................................................................................... 68
Table 37: CE#-Controlled Write AC Characteristics ......................................................................................... 70
Table 38: Accelerated Program and Data Polling/Data Toggle AC Characteristics .............................................. 72
Table 39: Program/Erase Characteristics ........................................................................................................ 74
PDF: 09005aef84ecabef
m29dw_256g.pdf - Rev. A 10/12 EN
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