LH28F016SCT-L90 Sharp Electronics, LH28F016SCT-L90 Datasheet - Page 25
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LH28F016SCT-L90
Manufacturer Part Number
LH28F016SCT-L90
Description
Manufacturer
Sharp Electronics
Datasheet
1.LH28F016SCT-L90.pdf
(55 pages)
Specifications of LH28F016SCT-L90
Cell Type
NOR
Density
16Mb
Access Time (max)
90ns
Interface Type
Parallel
Boot Type
Not Required
Address Bus
21b
Operating Supply Voltage (typ)
3.3/5V
Operating Temp Range
0C to 70C
Package Type
TSOP
Program/erase Volt (typ)
3.3/5/12V
Sync/async
Asynchronous
Operating Temperature Classification
Commercial
Operating Supply Voltage (min)
2.7/4.5V
Operating Supply Voltage (max)
3.6/5.5V
Word Size
8b
Number Of Words
2M
Supply Current
50mA
Mounting
Surface Mount
Pin Count
40
Lead Free Status / Rohs Status
Not Compliant
sharp
FULL STATUS CHECK PROCEDURE
Read Status Register
Clear Block Lock-Bits
Clear Block Lock-Bits
Data(See Above)
Check if Desired
Status Register
Full Status
Successful
Write D0H
Write 60H
Complete
SR.4,5=
SR.7=
SR.3=
SR.5=
SR.1=
Start
Read
1
0
0
0
0
0
1
1
1
1
Command Sequence
Clear Block Lock-Bits
Device Protect Error
V
PP
Range Error
Error
Error
Figure 10. Clear Block Lock-Bits Flowchart
LHF16CZA
Write FFH after the Clear Block Lock-Bits operation to
place device in read array mode.
SR.5,SR.4,SR.3 and SR.1 are only cleared by the Clear Status
If error is detected, clear the Status Register before attempting
Register command.
retry or other error recovery.
Operation
Operation
Standby
Standby
Standby
Standby
Standby
Read
Write
Write
Bus
Bus
Lock-Bits Confirm
Lock-Bits Setup
Clear Block
Clear Block
Command
Command
Data=60H
Addr=X
Data=D0H
Status Register Data
Check SR.7
1=WSM Ready
0=WSM Busy
Check SR.4,5
Both 1=Command
Check SR.5
Addr=X
Check SR.3
1=V
Check SR.1
1=Device Protect Detect
1=Clear Block Lock-Bits Error
RP#=V
Sequence Error
PP
Error Detect
IH
, Master Lock-Bit is Set
Comments
Comments
Rev. 1.2
22