LH28F160S5HT-L10 Sharp Electronics, LH28F160S5HT-L10 Datasheet - Page 24

• 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

sharp
FULL STATUS CHECK PROCEDURE
Block Erase Successful
Read Status Register
Check if Desired
Block Address
Block Address
Data(See Above)
Read Status
Read Status
Block Erase
Write 20H,
Write D0H,
Full Status
Write 70H
Complete
Register
Register
SR.7=
SR.7=
Start
SR.4,5=
SR.3=
SR.1=
SR.5=
1
1
0
0
0
0
0
0
1
1
1
1
Block Erase
Command Sequence
Device Protect Error
No
Suspend
Block Erase Error
V
PP
Range Error
Error
Figure 5. Automated Block Erase Flowchart
Yes
Suspend Block
Erase Loop
LHF16KA9
Repeat for subsequent block erasures.
Full status check can be done after each block erase or after a sequence of
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.
block erasures.
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
Standby
Read
Write
Read
Write
Write
Bus
Bus
Erase Setup
Read Status
Command
Command
Register
Confirm
Erase
Data=20H
Data=D0H
Data=70H
Addr=X
Addr=Within Block to be Erased
Addr=Within Block to be Erased
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.4,5
Check SR.5
Status Register Data
1=WSM Ready
0=WSM Busy
Only required for systems
Both 1=Command Sequence Error
1=Block Erase Error
Check SR.7
WP#=V
implementing lock-bit configuration
PP
Error Detect
IL
,Block Lock-Bit is Set
Comments
Comments
Rev. 2.0
21