S29AL008J55TFIR20 Spansion Inc., S29AL008J55TFIR20 Datasheet - Page 21
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S29AL008J55TFIR20
Manufacturer Part Number
S29AL008J55TFIR20
Description
IC 8M FLASH MEMORY
Manufacturer
Spansion Inc.
Datasheet
1.S29AL008J55TFIR20.pdf
(56 pages)
Specifications of S29AL008J55TFIR20
Cell Type
NOR
Density
8Mb
Access Time (max)
55ns
Interface Type
Parallel
Boot Type
Bottom
Address Bus
20/19Bit
Operating Supply Voltage (typ)
3/3.3V
Operating Temp Range
-40C to 85C
Package Type
TSOP
Program/erase Volt (typ)
3 to 3.6V
Sync/async
Asynchronous
Operating Temperature Classification
Industrial
Operating Supply Voltage (min)
3V
Operating Supply Voltage (max)
3.6V
Word Size
8/16Bit
Number Of Words
1M/512K
Supply Current
12mA
Mounting
Surface Mount
Pin Count
48
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
S29AL008J55TFIR20
Manufacturer:
SPANSION
Quantity:
20 000
7.11
February 23, 2010 S29AL008J_00_09
Temporary Sector Group Unprotect
This feature allows temporary unprotection of previously protected sector groups to change data in-system.
The Sector Group Unprotect mode is activated by setting the RESET# pin to V
protected sector groups can be programmed or erased by selecting the sector addresses. Once V
removed from the RESET# pin, all the previously protected sector groups are protected again.
shows the algorithm, and
Notes
1. All protected sector groups unprotected. (If WP# = V
2. All previously protected sector groups are protected once again.
the top or bottom two address sectors remains protected for boot sector devices).
D a t a
Figure 7.1 Temporary Sector Group Unprotect Operation
Figure 17.11 on page 48
S h e e t
S29AL008J
IL
Temporary Sector Group
, the highest or lowest address sector remains protected for uniform sector devices;
Unprotect Completed
Program Operations
Perform Erase or
RESET# = V
RESET# = V
shows the timing diagrams, for this feature.
(Note 1)
(Note 2)
START
ID
IH
ID
. During this mode, formerly
Figure 7.1
ID
is
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