LH28F800SGHE-L70 Sharp Electronics, LH28F800SGHE-L70 Datasheet - Page 20

• Manufacturer Part Number: LH28F800SGHE-L70
• Manufacturer: Sharp Electronics

Specifications of LH28F800SGHE-L70

• Cell Type: NOR
• Density: 8Mb
• Access Time (max): 70ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 19b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP-I
• Program/erase Volt (typ): 2.7/3.3/5/12V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Word Size: 16b
• Number Of Words: 512K
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

Read Array Data
Read
Status Register
Block Erase
Write B0H
Write D0H
Resumed
or Word
SR.7 =
SR.6 =
Done?
Write?
Read
Read
Start
No
1
1
Yes
Word Write Loop
Fig. 5 Block Erase Suspend/Resume Flowchart
Word Write
0
0
Block Erase
Completed
Array Data
Write FFH
Read
- 20 -
OPERATION
Write
Read
Standby
Standby
Write
BUS
LH28F800SG-L/SGH-L (FOR TSOP, CSP)
COMMAND
Suspend
Resume
Erase
Erase
Data = B0H
Addr = X
Status Register Data
Addr = X
Check SR.7
1 = WSM Ready
0 = WSM Busy
Check SR.6
1 = Block Erase Suspended
0 = Block Erase Completed
Data = D0H
Addr = X
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