M29W640GB NUMONYX [Numonyx B.V], M29W640GB Datasheet - Page 88

• Manufacturer Part Number: M29W640GB
• Description: 64 Mbit (8Mb x8 or 4Mb x16, Page) 3V supply Flash memory
• Manufacturer: NUMONYX [Numonyx B.V]

Flowchart
1. n+1 is the number of addresses to be programmed.
2. A Write to Buffer and Program Abort and Reset must be issued to return the device in Read mode.
3. When the block address is specified, any address in the selected block address space is acceptable. However when
4. DQ7 must be checked since DQ5 and DQ7 may change simultaneously.
5. If this flowchart location is reached because DQ5=’1’, then the Write to Buffer and Program command failed. If this
6. See
88/90
loading Write Buffer address with data, all addresses must fall within the selected Write Buffer page.
flowchart location is reached because DQ1=’1’, then the Write to Buffer and Program command aborted. In both cases, the
appropriate reset command must be issued to return the device in Read mode: a Reset command if the operation failed, a
Write to Buffer and Program Abort and Reset command if the operation aborted.
Table 10
and
Table
11, for details on Write to Buffer and Program command sequence.
M29W640GH, M29W640GL, M29W640GT, M29W640GB