MX29LV320ETTI-70G Macronix, MX29LV320ETTI-70G Datasheet - Page 50

• Manufacturer Part Number: MX29LV320ETTI-70G
• Description: MX29LV Series 3 V 32 Mb (4M x 8/2M x 16) 70 ns Parallel Flash - TSOP-48
• Manufacturer: Macronix

Figure 15. CHIP UNPROTECT ALGORITHM WITH RESET#=Vhv
P/N:PM1575
Retry Count=1000?
Retry Count +1
Device fail
No
Yes
No
No
Write [A6,A1,A0]:[1,1,0]
Write [A6,A1,A0]:[1,1,0]
Read [A6,A1,A0]:[1,1,0]
Temporary Unprotect
Chip Unprotect Done
Temporary Unprotect
Write reset CMD
First CMD=60h?
RESET#=Vih
Retry count=0
RESET#=Vhv
Wait 1us
Wait 15ms
protected?
Data=00h?
Last sector
All sectors
data: 60h
data: 40h
verified?
START
50
Yes
Yes
Yes
Yes
MX29LV320E T/B
No
No
Protect All Sectors
REV. 1.2, MAY 23, 2011