LH28F400BVE-TL85 Sharp Electronics, LH28F400BVE-TL85 Datasheet - Page 21

• Manufacturer Part Number: LH28F400BVE-TL85
• Manufacturer: Sharp Electronics

Specifications of LH28F400BVE-TL85

• Cell Type: NOR
• Density: 4Mb
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 19/18Bit
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP
• Program/erase Volt (typ): 2.7/3.3/5/12V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 2.7/4.5V
• Operating Supply Voltage (max): 3.6/5.5V
• Word Size: 8/16Bit
• Number Of Words: 512K/256K
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

Word/Byte Write
Read Array Data
Status Register
Write B0H
Write D0H
Write FFH
Resumed
Reading
SR.7=
SR.2=
Start
Read
Done
1
1
Yes
0
0
No
Word/Byte Write
Read Array Data
Completed
Write FFH
Figure 8. Word/Byte Write Suspend/Resume Flowchart
Operation
Standby
Standby
Write
Read
Read
Write
Write
Bus
Word/Byte Write
Word/Byte Write
Read Array
Command
Suspend
Resume
Data=B0H
Addr=X
1=WSM Ready
1=Word/Byte Write Suspended
0=Word/Byte Write Completed
Data=FFH
Addr=X
Read Array locations other
Data=D0H
Status Register Data
Addr=X
Check SR.7
0=WSM Busy
Check SR.2
than that being written.
Addr=X
Comments
Rev. 1.02