LH28F640BFE-PBTL80 Sharp Electronics, LH28F640BFE-PBTL80 Datasheet - Page 15
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LH28F640BFE-PBTL80
Manufacturer Part Number
LH28F640BFE-PBTL80
Description
Manufacturer
Sharp Electronics
Datasheet
1.LH28F640BFE-PBTL80.pdf
(36 pages)
Specifications of LH28F640BFE-PBTL80
Cell Type
NOR
Density
64Mb
Access Time (max)
80ns
Interface Type
Parallel
Boot Type
Bottom
Address Bus
22b
Operating Supply Voltage (typ)
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
16b
Number Of Words
4M
Supply Current
25mA
Mounting
Surface Mount
Pin Count
48
Lead Free Status / Rohs Status
Not Compliant
Other than [110]
NOTES:
1. "WP#=0 1" means that WP# is driven to V
2. State transition from the current state [011] to the next state depends on the previous state.
3. When WP# is driven to V
4. In this state transitions table, assumes that lock configuration commands are not written in
Previous State
V
automatically locked.
previous, current and next state.
[110]
IL
.
-
-
-
-
-
-
(2)
(2)
Table 9. Block Locking State Transitions upon WP# Transition
[000]
[001]
[011]
[100]
[101]
[110]
State
[111]
Current State
IL
WP#
0
0
0
1
1
1
1
in [110] state, the state changes to [011] and the blocks are
DQ
LHF64FA3
0
0
1
0
0
1
1
1
IH
DQ
0
1
1
0
1
0
1
and "WP#=1 0" means that WP# is driven to
0
Result after WP# Transition (Next State)
WP#=0 1
[100]
[101]
[110]
[111]
-
-
-
-
(1)
(4)
WP#=1 0
[000]
[001]
[011]
[011]
-
-
-
-
(3)
(1)
Rev. 2.44
13