M29W640GB90NA6E NUMONYX, M29W640GB90NA6E Datasheet - Page 33

• Manufacturer Part Number: M29W640GB90NA6E
• Description: IC FLASH 64MB 3V 90NS BB 48TSOP
• Manufacturer: NUMONYX
• Series: Axcell™r

Specifications of M29W640GB90NA6E

• Format - Memory: FLASH
• Memory Type: FLASH - Nor
• Memory Size: 64M (8Mx8, 4Mx16)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TSOP
• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 22/23Bit
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 8M/4M
• Supply Current: 10mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

M29W640GH, M29W640GL, M29W640GT, M29W640GB
Command interface
4.3.3
Block Protect and Chip Unprotect commands
Groups of blocks can be protected against accidental program or erase. The protection
groups are shown in
Appendix A: Block
addresses,
Table 29: Top boot block addresses,
and
M29W640GB. The whole chip
M29W640GT
Table 30: Bottom boot block addresses,
can be unprotected to allow the data inside the blocks to be changed.
Block protect and chip unprotect operations are described in
Appendix D: Block
protection.
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