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EN39SL800 Datasheet(PDF) 24 Page - Eon Silicon Solution Inc.

Part No. EN39SL800
Description  8 Megabit (512K x 16-bit) Flash Memory With 4Kbytes Uniform Sector, CMOS 1.8 Volt-only
Download  45 Pages
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Maker  EON [Eon Silicon Solution Inc.]
Homepage  http://www.essi.com.tw
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EN39SL800 Datasheet(HTML) 24 Page - Eon Silicon Solution Inc.

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This Data Sheet may be revised by subsequent versions
©2004 Eon Silicon Solution, Inc.,
www.eonssi.com
or modifications due to changes in technical specifications.
24
EN39SL800
Rev. H, Issue Date: 2011/02/14
Flowchart 7a. In-System Block Protect Flowchart
Yes
Yes
Yes
No
No
No
Read from Block
Address A18-A15
while A6=VIL, A1=VIH,
A0=VIL
A9= VID,
CE#=OE#= VIL,
WE#= VIH
Time Out 100
μs
Activate WE#
OE#= VID, A9= VID,
CE#= VIL, Vcc=3.3V
A6=0, A1=1, A0=0
PLSCNT=1
Setup Block Address
(A18-A15)
START
Data = 01h ?
Protect another
Block?
PLSCNT=25 ?
Device failed
Increment
PLSCNT
Remove VID from A9
Write Reset
Command
Block Group
Protection Complete
Block Protect Algorithm


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