TE28F640J3D75

Manufacturer Part NumberTE28F640J3D75
ManufacturerIntel
TE28F640J3D75 datasheet
 


Specifications of TE28F640J3D75

Cell TypeNORDensity64Mb
Access Time (max)75nsInterface TypeParallel
Boot TypeNot RequiredAddress Bus23/22Bit
Operating Supply Voltage (typ)3/3.3VSync/asyncAsynchronous
Package TypeTSOPProgram/erase Volt (typ)2.7 to 3.6V
Operating Temp Range-40C to 85COperating Temperature ClassificationIndustrial
Operating Supply Voltage (min)2.7VOperating Supply Voltage (max)3.6V
Word Size8/16BitNumber Of Words8M/4Mword
MountingSurface MountPin Count56
Lead Free Status / Rohs StatusNot Compliant  
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Numonyx™ Embedded Flash Memory (J3 v. D)
Figure 29: Protection Register Programming Flowchart
Start
Write C0H
(Protection Reg.
Program Setup)
Write Protect. Register
Address/Data
Read Status Register
No
SR.7 = 1?
Yes
Full Status
Check if Desired
Program Complete
FULL STATUS CHECK PROCEDURE
Read Status Register
Data (See Above)
1, 1
SR.3, SR.4 =
V
0,1
Protection Register
SR.1, SR.4 =
Programming Error
1,1
Attempted Program to
SR.1, SR.4 =
Locked Register -
Program Successful
November 2007
308551-05
Bus Operation
Write
Write
Read
Standby
Protection Program operations can only be addressed within the protection
register address space. Addresses outside the defined space will return an
error.
Repeat for subsequent programming operations.
SR Full Status Check can be done after each program or after a sequence of
program operations.
Write FFH after the last program operation to reset device to read array mode.
Bus Operation
Standby
Range Error
Standby
PEN
Standby
SR.3 MUST be cleared, if set during a program attempt, before further
attempts are allowed by the Write State Machine.
SR.1, SR.3 and SR.4 are only cleared by the Clear Staus Register Command,
in cases of multiple protection register program operations before full status is
Aborted
checked.
If an error is detected, clear the status register before attempting retry or other
error recovery.
Command
Comments
Protection Program
Data = C0H
Setup
Data = Data to Program
Protection Program
Addr = Location to Program
Status Register Data Toggle
CE# or OE# to Update Status
Register Data
Check SR.7
1 = WSM Ready
0 = WSM Busy
Command
Comments
SR.1 SR.3 SR.4
0
1
1
V
Low
PEN
0
0
1
Prot. Reg.
Prog. Error
1
0
1
Register
Locked:
Aborted
Datasheet
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