S29AL008J70BFI013 Spansion Inc., S29AL008J70BFI013 Datasheet - Page 22

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S29AL008J70BFI013

Manufacturer Part Number
S29AL008J70BFI013
Description
IC 8M FLASH MEMORY
Manufacturer
Spansion Inc.
Datasheet

Specifications of S29AL008J70BFI013

Cell Type
NOR
Density
8Mb
Access Time (max)
70ns
Interface Type
Parallel
Boot Type
Top
Address Bus
20/19Bit
Operating Supply Voltage (typ)
3/3.3V
Operating Temp Range
-40C to 85C
Package Type
FBGA
Program/erase Volt (typ)
2.7 to 3.6V
Sync/async
Asynchronous
Operating Temperature Classification
Industrial
Operating Supply Voltage (min)
2.7V
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
22
Protect Algorithm
Temporary Sector Group
Sector Group
Unprotect Mode
Device failed
Increment
PLSCNT
PLSCNT
= 25?
No
Yes
No
to sector group address
No
sector group address
Verify Sector Group
Set up sector group
Write 60h to sector group
Protect: Write 40h
Figure 7.2 In-System Sector Group Protect/Unprotect Algorithms
Protect complete
Sector Group Protect:
Protect another
RESET# = V
A1 = 1, A0 = 0
A1 = 1, A0 = 0
from RESET#
A3 = A2 = 0,
A3 = A2 = 0,
Sector Group
PLSCNT = 1
Cycle = 60h?
Remove V
Data = 01h?
Wait 150 µs
with A6 = 0,
with A6 = 0,
Write reset
Read from
First Write
command
Wait 1 µs
address
A1 = 1, A0 = 0
START
sector?
address with
A3 = A2 = 0,
A6 = 0,
Yes
Yes
No
ID
ID
Yes
PLSCNT = 1
Reset
S29AL008J
Sector Group Unprotect
unprotected sector groups
of the sector group protect
D a t a
The indicated portion
Protect all sectors:
prior to issuing the
unprotect address
algorithm must be
first sector group
performed for all
Algorithm
Device failed
S h e e t
Increment
PLSCNT
PLSCNT
= 1000?
No
Yes
No
No
sector groupaddress
Verify Sector Group
Unprotect complete
Unprotect: Write
A1 = 1, A0 = 0
Set up first sector
Sector GroupUnprotect:
S29AL008J_00_09 February 23, 2010
A3 = A2 = 0,
A1 = 1, A0 = 0
40h to sector
with A6 = 1,
address with
A3 = A2 = 0,
RESET# = V
Read from
group verified?
from RESET#
group address
Sector Group
PLSCNT = 1
Cycle = 60h?
Write 60h to sector
Remove V
Wait 1.5 ms
Data = 00h?
Write reset
Last sector
First Write
command
All sectors
protected?
A6 = 1,
Wait 1 µs
A1 = 1, A0 = 0
START
address with
A3 = A2 = 0,
A6 = 1,
Yes
Yes
Yes
Yes
ID
ID
No
No
next sector group
Temporary Sector
Group Unprotect
address
Set up
Mode

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