M28W640FSU70ZA6 Micron Technology Inc, M28W640FSU70ZA6 Datasheet - Page 20

• Manufacturer Part Number: M28W640FSU70ZA6
• Manufacturer: Micron Technology Inc

Specifications of M28W640FSU70ZA6

• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 70ns
• Interface Type: Parallel
• Address Bus: 22b
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TBGA
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Word Size: 16b
• Number Of Words: 4M
• Supply Current: 18mA
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / Rohs Status: Not Compliant

Command Interface
6.4
20/76
Table 4.
Read CFI Query command
The Read Query Command is used to read data from the Common Flash Interface (CFI)
Memory Area, allowing programming equipment or applications to automatically match their
interface to the characteristics of the device. One Bus Write cycle is required to issue the
Read Query Command. Once the command is issued subsequent Bus Read operations
read from the Common Flash Interface Memory Area. See
Interface
the information contained in the Common Flash Interface memory area.
10h or 40h
Hex Code
(CFI),
B0h
C0h
D0h
FFh
20h
30h
50h
56h
70h
90h
98h
Command codes
Table
28,
Program
Erase
Double Word Program
Clear Status Register
Quadruple Word Program
Read Status Register
Read Electronic Signature
Read CFI Query
Program/Erase Suspend
Protection Register Program
Program/Erase Resume
Read Memory Array
Table
29,
Table
30,
Table
31,
Command
Table 32
Appendix B: Common Flash
M28WxxxFS, M28WxxxFSU
and
Table 33
for details on