LH28F160S5HT-L10 Sharp Electronics, LH28F160S5HT-L10 Datasheet - Page 25

• Manufacturer Part Number: LH28F160S5HT-L10
• Manufacturer: Sharp Electronics

Specifications of LH28F160S5HT-L10

• Cell Type: NOR
• Density: 16Mb
• Access Time (max): 100ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 21/20Bit
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Program/erase Volt (typ): 4.5 to 5.5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8/16Bit
• Number Of Words: 2M/1M
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 56
• Lead Free Status / Rohs Status: Not Compliant

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FULL STATUS CHECK PROCEDURE
Read Status Register
Data(See Above)
Check if Desired
Full Chip Erase
Full Chip Erase
Read Status
Read Status
Successful
Write 70H
Write 30H
Write D0H
Full Status
Complete
Register
Register
SR.4,5=
SR.7=
SR.7=
SR.3=
SR.5=
Start
1
0
0
0
1
0
0
1
1
1
Command Sequence
Full Chip Erase Error
V
PP
Range Error
Error
Figure 6. Automated Full Chip Erase Flowchart
LHF16KA9
Full status check can be done after each full chip erase.
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
Write FFH after the last operation to place device in read array mode.
Register Command in cases where multiple blocks are erased
before full status is checked.
retry or other error recovery.
Operation
Operation
Standby
Standby
Standby
Standby
Standby
Read
Write
Read
Write
Write
Bus
Bus
Full Chip Erase
Full Chip Erase
Read Status
Command
Command
Register
Confirm
Setup
Data=30H
Data=D0H
Data=70H
Addr=X
Addr=X
Addr=X
Status Register Data
Check SR.7
1=WSM Ready
0=WSM Busy
Check SR.3
1=V
Check SR.4,5
Both 1=Command Sequence Error
Check SR.5
1=Full Chip Erase Error
Status Register Data
1=WSM Ready
0=WSM Busy
Check SR.7
PP
Error Detect
Comments
Comments
Rev. 2.0
22