LH28F160BJHE-BTL70 Sharp Electronics, LH28F160BJHE-BTL70 Datasheet - Page 25

• Manufacturer Part Number: LH28F160BJHE-BTL70
• Manufacturer: Sharp Electronics

Specifications of LH28F160BJHE-BTL70

• Cell Type: NOR
• Density: 16Mb
• Access Time (max): 70ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 21/20Bit
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• 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: 48
• Lead Free Status / Rohs Status: Not Compliant

SHARI=
FULL STATUS CHECK
Set Lock-Btt Successful
Block/Device
Check if Desired
WriteOIWFIH,
Read Status
Writs 6oH
Write 70H
Address
PROCEDURE
I
Device Rotect Error
Figure 10. Set Block and Permanent Lock-Bit Flowchart
LHFl6507
Ifsrra
SRS. SR.4. SR.3 and SR. 1 are only cleared by the Cleat Status Register command in cases
Repeat for subsequent lock-bit
Full status check can be done after each lock-bit set operation or aftera sequence of
Write FFH after the last lock-bit set opaation
where multiple lock-bits iye set before full status is checked.
lock-bit set operations.
Operation
Standby
Standby
*ratioo
Standby
Standby
Standby
Wtt1e
Read
BUS
BUS
is detected, clear the Status Registsr hsfore attempting retry or other etmr recovery.
I
Command
Read Status
Command
RegiStet
set operatmns.
I
to place device m read array mcdz.
I
Check SR.1
Check SR.4.5
Both I=Command
Check SR.4
Check SR.3
l=Vccw
l=Dsvice
I=Sst Lock-Bit
Status Regrster Data
Check SR.7
QWSM Busy
Dma=TOH
Ad&X
l=WSM Ready
(Set Block Lack-Bit Operation)
Permanent Lock-Btt is Set
Error Detect
Rotect Detect
Error
Sequence Error
Rev. 1.2
23