PC28F640P33B85A NUMONYX, PC28F640P33B85A Datasheet - Page 74

• Manufacturer Part Number: PC28F640P33B85A
• Description: IC FLASH 64MBIT 85NS 64EZBGA
• Manufacturer: NUMONYX
• Series: StrataFlash™r

Specifications of PC28F640P33B85A

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 64M (4M x 16)
• Speed: 85ns
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TBGA
• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 85ns
• Interface Type: Parallel/Serial
• Boot Type: Bottom
• Address Bus: 22b
• Operating Supply Voltage (typ): 2.5/3/3.3V
• Operating Temp Range: -40C to 85C
• Package Type: EZBGA
• Sync/async: Async/Sync
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.3V
• Operating Supply Voltage (max): 3.6V
• Word Size: 16b
• Number Of Words: 4M
• Supply Current: 28mA
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 888226; 888226; PC28F640P33B85; PC28F640P33B85 888226

Figure 38: Erase Suspend/Resume Flowchart
Datasheet
74
Read Array
Data
Read
Any Address
Any Address
Erase Resume
Any Address
Any Address
Erase Suspend
Read Status
Read
Read
Write B0h
Program ?
Write D0h
Write 70h
Resumed
Write 70h
Register
Read or
SR.7 =
SR.6 =
Done?
Erase
Start
1
1
No
Yes
Status
Status
Program
0
0
Program
Loop
ERASE SUSPEND / RESUME PROCEDURE
Read
Any Addres
Read Array
Completed
Write FFh
Erase
Data
Array
Operation
Standby
Standby
Read or
Read
Write
Write
Write
Write
Write
Bus
Numonyx™ StrataFlash
Read Array
or Program
Command
Suspend
Program
Resume
Status
Erase
Read
Data = 70 h
Addr = Any device address
Data = B0h
Addr = Same partition address as
above
Status register data. Toggle CE# or
OE# to update Status register
Addr =X
Check SR.7
1 = WSM ready
0 = WSM busy
Check SR.6
1 = Erase suspended
0 = Erase completed
Data = FFh or 40 h
Addr = Block to program or read
Read array or program data from/to
block other than the one being erased
Data = D0h
Addr = Any address
Comments
®
Embedded Memory (P33)
Order Number: 314749-05
ERAS_SUS.WMF
November 2007