Description
7 Signal Assignments 8 Signal Descriptions 10 Memory Organization 11 Memory Configuration 11 Memory Map
256Mb Density 11 Bus Operations 12 Read 12 Write 12 Standby and Automatic Standby 12 Output Disable 13 Reset 13 Registers 14 Status Register 14 Lock Register 19 Standard Command Definitions
Address/Data Cycles 21 READ Operations 23 READ/RESET Command 23 READ CFI Command 23 AUTO SELECT Operations 24 AUTO SELECT Command 24 Bypass Operations 27 UNLOCK BYP
Features
- Parallel NOR Flash Embedded Memory
M29W256GH, M29W256GL Features.
- Supply voltage.
- VCC = 2.7.
- 3.6V (program, erase, read).
- VCCQ = 1.65.
- 3.6V (I/O buffers).
- VPPH = 12V for fast program (optional).
- Asynchronous random/page read.
- Page size: 8 words or 16 bytes.
- Page access: 25ns, 30ns.
- Random access: 60ns1, 70ns, 80ns.
- Fast program commands: 32-word (64-byte) write buffer.
- Enhanced buffered progr.