MX29LAA641D MCNIX [Macronix International], MX29LAA641D Datasheet - Page 43

• Manufacturer Part Number: MX29LAA641D
• Description: 64M-BIT [4M x 16/8M x 8] CMOS EQUAL SECTOR
• Manufacturer: MCNIX [Macronix International]

Figure 15-1. IN-SYSTEM SECTOR PROTECT WITH RESET#=Vhv
P/N:PM1289
Retry Count=25?
Retry Count +1
Device fail
Yes
No
No
No
Temporary Unprotect Mode
Temporary Unprotect Mode
Read at Sector Address
with [A6,A1,A0]:[0,1,0]
Set Up Sector Address
Write Sector Address
with [A6,A1,A0]:[0,1,0]
with [A6,A1,A0]:[0,1,0]
Sector Protect Done
Write Sector Address
Write RESET CMD
First CMD=60h?
Protect another
RESET#=Vih
Wait 150us
Retry count=0
Data=01h?
RESET#=Vhv
Wait 1us
data: 60h
43
data: 40h
sector?
START
Yes
No
MX29LA641D H/L
Yes
Yes
PLSCNT=1
Reset
REV. 1.1, JAN. 06, 2009