LH28F160BJE-TTL90 Sharp Electronics, LH28F160BJE-TTL90 Datasheet - Page 22
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LH28F160BJE-TTL90
Manufacturer Part Number
LH28F160BJE-TTL90
Description
Manufacturer
Sharp Electronics
Datasheet
1.LH28F160BJE-TTL90.pdf
(46 pages)
Specifications of LH28F160BJE-TTL90
Cell Type
NOR
Density
16Mb
Access Time (max)
90ns
Interface Type
Parallel
Boot Type
Top
Address Bus
21/20Bit
Operating Supply Voltage (typ)
3.3V
Operating Temp Range
0C to 70C
Package Type
TSOP
Program/erase Volt (typ)
2.7 to 3.6V
Sync/async
Asynchronous
Operating Temperature Classification
Commercial
Operating Supply Voltage (min)
2.7V
Operating Supply Voltage (max)
3.6V
Word Size
8/16Bit
Number Of Words
2M/1M
Supply Current
30mA
Mounting
Surface Mount
Pin Count
48
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LH28F160BJE-TTL90
Manufacturer:
SHARP
Quantity:
20 000
FULL STATUS CHECK PROCEDURE
Word/Byte Write Successful
Read Status Register
Write 40H or 10H
Write Word/Byte
Data and Address
Word/Byte Write
Check if Desired
Data(See Above)
Status Register
Read Status
Full Status
Write 70H
Complete
Register
SR.3=
SR.4=
SR.7=
SR.7=
SR.1=
Read
Start
1
1
0
0
0
0
0
1
1
1
Word/Byte Write Error
Device Protect Error
V
Word/Byte
Suspend
CCW
No
Write
Range Error
Figure 7. Automated Word/Byte Write Flowchart
Yes
Suspend Word/Byte
Write Loop
Repeat for subsequent word/byte writes.
SR full status check can be done after each word/byte write, or after a sequence of
Write FFH after the last word/byte write operation to place device in read array mode.
SR.4, SR.3 and SR.1 are only cleared by the Clear Status Register command in cases
If error is detected, clear the Status Register before attempting retry or other error recovery.
Operation
word/byte writes.
Operation
where multiple locations are written before full status is checked.
Standby
Standby
Standby
Standby
Standby
Write
Write
Write
Read
Read
Bus
Bus
Setup Word/Byte Write
Word/Byte Write
Read Status
Command
Command
Register
Data=70H
Addr=X
Status Register Data
Check SR.7
1=WSM Ready
0=WSM Busy
Data=40H or 10H
Addr=X
Data=Data to Be Written
Addr=Location to Be Written
Status Register Data
Check SR.7
1=WSM Ready
0=WSM Busy
Check SR.3
1=V
Check SR.1
1=Device Protect Detect
Check SR.4
1=Data Write Error
CCW
Error Detect
Comments
Comments
Rev. 1.26