LH28F160S3HT-L10 Sharp Electronics, LH28F160S3HT-L10 Datasheet - Page 31

• Manufacturer Part Number: LH28F160S3HT-L10
• Manufacturer: Sharp Electronics

Specifications of LH28F160S3HT-L10

• Cell Type: NOR
• Density: 16Mb
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 21/20Bit
• Operating Supply Voltage (typ): 3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Program/erase Volt (typ): 2.7/3.3/5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• 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: 56
• Lead Free Status / Rohs Status: Not Compliant

sharp
FULL STATUS CHECK PROCEDURE
Read Status Register
Set Block Lock-Bit
Data(See Above)
Set Block Lock-Bit
Check if Desired
Status Register
Block Address
Block Address
Write 60H,
Full Status
Successful
Write 01H,
Complete
SR.4,5=
SR.7=
SR.3=
SR.1=
SR.4=
Start
Read
1
0
0
0
0
0
1
1
1
1
Set Block Lock-Bit Error
Command Sequence
Device Protect Error
V
PP
Range Error
Error
Figure 12. Set Block Lock-Bit Flowchart
LHF16KAS
Repeat for subsequent block lock-bit set operations.
Full status check can be done after each block lock-bit set operation
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 block lock-bit set operation to place device in
or after a sequence of block lock-bit set operations.
read array mode.
Register command in cases where multiple block lock-bits are set before
full status is checked.
retry or other error recovery.
Operation
Operation
Standby
Standby
Standby
Standby
Standby
Read
Write
Write
Bus
Bus
Lock-Bit Confirm
Lock-Bit Setup
Command
Set Block
Command
Set Block
Data=60H
Data=01H,
Addr=Block Address
Addr=Block Address
Status Register Data
Check SR.7
1=WSM Ready
0=WSM Busy
Check SR.4,5
Both 1=Command
Check SR.4
Check SR.3
1=V
Check SR.1
1=Device Protect Detect
1=Set Block Lock-Bit Error
Sequence Error
WP#=V
PP
Error Detect
IL
Comments
Comments
Rev. 2.0
28