LH28F800BVE-BV85 Sharp Electronics, LH28F800BVE-BV85 Datasheet - Page 22

• Manufacturer Part Number: LH28F800BVE-BV85
• Manufacturer: Sharp Electronics

Specifications of LH28F800BVE-BV85

• Cell Type: NOR
• Density: 8Mb
• Access Time (max): 85ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 20/19Bit
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8/16Bit
• Number Of Words: 1M/512K
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

sharp
Word/Byte Write
Read Array Data
Status Register
Write B0H
Write D0H
Resumed
Write FFH
Reading
SR.7=
SR.2=
Start
Done
Read
1
1
Yes
0
0
No
Word/Byte Write
Read Array Data
Completed
Write FFH
Figure 8. Word/Byte Write Suspend/Resume Flowchart
LHF80V35
Operation
Standby
Standby
Read
Read
Write
Write
Write
Bus
Word/Byte Write
Word/Byte Write
Read Array
Command
Suspend
Resume
Data=B0H
Read Array locations other
Addr=X
Status Register Data
Addr=X
Check SR.7
1=WSM Ready
0=WSM Busy
Check SR.2
1=Word/Byte Write Suspended
0=Word/Byte Write Completed
Data=FFH
Addr=X
than that being written.
Data=D0H
Addr=X
Comments
Rev. 1.1
19