MX29LV320MB Macronix International, MX29LV320MB Datasheet - Page 52
MX29LV320MB
Manufacturer Part Number
MX29LV320MB
Description
32M-BIT [4M x 8/2M x 16] SINGLE VOLTAGE 3V ONLY FLASH MEMORY
Manufacturer
Macronix International
Datasheet
1.MX29LV320MB.pdf
(71 pages)
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Figure 19. CHIP UNPROTECT FLOWCHART (A9, OE# Control)
P/N:PM1129
Sector Addr
Increment
* It is recommended before unprotect whole chip, all sectors should be protected in advance.
No
Set Up First Sector Addr
Read Data from Device
Write Reset Command
Remove VID from A9
Set OE#=CE#=VIL
Activate WE# Pulse
Protect All Sectors
Time Out 15ms
Set OE#=A9=VID
A9=VID, A1=1
All sectors have
CE#=VIL, A6=1
been verified?
PLSCNT=1
Chip Unprotect
Data=00H?
START
Complete
52
Yes
Yes
MX29LV320MT/B
No
PLSCNT=1000?
Device Failed
Increment
PLSCNT
Yes
No
REV. 1.1 , JUL. 14, 2005
www.DataSheet4U.com
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