LH28F160BVE-BTL90 Sharp Electronics, LH28F160BVE-BTL90 Datasheet - Page 43

• Manufacturer Part Number: LH28F160BVE-BTL90
• Manufacturer: Sharp Electronics

Specifications of LH28F160BVE-BTL90

• Cell Type: NOR
• Density: 16Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 21/20Bit
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• 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

SHARP
4) Noise rejection
When the RP# is kept low during
blocks.
For the detai Is of RP# control,
Consider noise rejection
When a high voltage
IVhen the level of Vpp is lower than VPPLX (lockout
write protected.
For the lockout voltage,
3) Data protection
transition,
To protect
By setting
Parameter
System program, etc.,
For further
2) Data protection
flashmemory
Flash memory LHF16BXX/16VXX family
Noises having a level
generated under specific
Such noises, when induced onto WE# signal or power supply,
commands, causing undesired
operating
appropriate:
1) Protecting
(See chapter 4.10)
with the flash memory should have the following
and main blocks cannot be locked.
the data stored in the flash memory against
a WP# to low, only the boot block can be protected
write operation
isdisabled.
information
data in specific
(See chapter
of WE#
through Vpp
through RP#
is applied
can be locked by storing
exceeding
on controlling
Allblocksarelockedandthedata
of WE# in order to prevent
refer
operating
on the flash memory is disabled,
memory updating.
refer to the specification.
to RP#, overwrite
4.10. >
to the specification.
block
power up and power down sequence such as voltage
the limit
Data Protection
conditions
LHF16VO9
of WP# and RP#. refer
specified
on some systems.
operation
them in the boot block.
voltage),
false
(See chapter
unwanted overwriting,
in the specification
(See chapter 5.6 and 6.2.7. )
intheblocksarecompletely
may be interpreted
is enabled for all blocks.
write protect
write
write operation
to the specification.
write protecting
against
command input.
6.23.
overwriting.
designs,
)
as false
systems
may be
on the
all
as
Rev 1.1
41