LH28F800SGE-L10 Sharp Electronics, LH28F800SGE-L10 Datasheet - Page 16

• Manufacturer Part Number: LH28F800SGE-L10
• Manufacturer: Sharp Electronics

Specifications of LH28F800SGE-L10

• Cell Type: NOR
• Density: 8Mb
• Access Time (max): 100ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 19b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP-I
• Program/erase Volt (typ): 2.7/3.3/5/12V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 16b
• Number Of Words: 512K
• Supply Current: 65mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

If a clear block lock-bits operation is aborted due to
V
RP# active transition, block lock-bit values are left
in an undetermined state. A repeat of clear block
Set Permanent
OPERATION
PP
Block Erase
Word Write
Clear Block
Set Block
Lock-Bits
Lock-Bit
Lock-Bit
or V
or
CC
transition out of valid range or WP# or
PERMANENT BLOCK
LOCK-BIT LOCK-BIT
X
X
0
1
0
1
0
1
0
1
X
X
X
Table 5 Write Protection Alternatives
WP#
V
V
V
V
V
V
V
V
X
X
X
X
X
IH
IH
IH
IL
IL
IL
IL
IL
V
V
V
V
IH
IH
IH
IH
RP#
V
V
V
V
V
V
- 16 -
V
V
or V
or V
or V
or V
X
X
X
HH
HH
HH
HH
IH
IH
IH
IH
HH
HH
HH
HH
lock-bits is required to initialize block lock-bit
contents to known values. Once the permanent
lock-bit is set, it cannot be cleared.
Block Erase and Word Write Enabled
Block Lock-Bit Override.
Block Erase and Word Write Enabled
Block Lock-Bit Override.
Block Erase and Word Write Enabled
Block is Locked.
Block Erase and Word Write Disabled
Permanent Lock-Bit is set.
Block Erase and Word Write Disabled
Set Block Lock-Bit Enabled
Set Block Lock-Bit Enabled
Set Block Lock-Bit Disabled
Permanent Lock-Bit is set.
Set Block Lock-Bit Disabled
Set Permanent Lock-Bit Enabled
Set Permanent Lock-Bit Disabled
Clear Block Lock-Bits Enabled
Clear Block Lock-Bits Enabled
Clear Block Lock-Bits Disabled
Permanent Lock-Bit is set.
Clear Block Lock-Bits Disabled
LH28F800SG-L/SGH-L (FOR TSOP, CSP)
EFFECT