M29W640FB Overview
Key Features
- Supply voltage – VCC = 2.7–3.6V (program, erase, read) – VPP = 12V for fast program (optional)
- Asynchronous random/page read – Page width: 4 words – Page access: 25ns – Random access: 60ns, 70ns
- Program time – 10µs per byte/word TYP – 4 words/8 bytes program
- Memory organization – 135 memory blocks – 1 boot block and 7 parameter blocks, 8KB each (top or bottom) – 127 main blocks, 64KB each
- Program/erase controller – Embedded byte/word program algorithms
- UNLOCK BYPASS PROGRAM command – Faster production/batch programming
- VPP/WP# pin for fast program and write protect
- Temporary block unprotection mode
- Common Flash interface – 64-bit security code
