MX29LV64xM H/L
Table 2. AUTOSELECT CODES (High Voltage Method)
A21 A14
CE# OE# WE# to to A9 to A6 to
A15 A10
A8
A5 A3
Q8 to Q15
Byte
Q7 to Q0
Description
to A1 A0 Word
A7
A4 A2
Mode
00
Mode
Manufacturer ID
Cycle 1
L
L
H
X
X
VID
X
L
X
L
L
L
L
L
H
L
X
X
X
X
-
C2h
22
7Eh
Cycle 2
L
L
H
X
X
VID
X
X
X
L
X
H
H
L
H
H
L
22
0Ch
Cycle 3
H
H
L
22
01h
7Eh
Cycle 1
22
Cycle 2
L
L
L
L
H
H
X
X
X
VID
VID
L
L
X
X
H
H
H
H
22
-
13h
Cycle 3
H
22
-
01h
Sector Group
Protection
01h (protected),
SA
L
L
H
H
L
X
X
X
X
Verification
00h (unprotected)
98h
Secured Silicon
Sector Indicator
Bit (Q7), WP#
protects highest
address sector
Secured Silicon
Sector Indicator
Bit (Q7), WP#
protects lowest
address sector
(factory locked),
L
L
L
L
H
H
X
X
X
X
VID
VID
X
X
L
L
X
X
H
18h
(not factory locked)
88h
(factory locked),
L
H
H
X
X
08h
(not factory locked)
Legend: L = Logic Low = VIL, H = Logic High = VIH, SA = Sector Address, X = Don't care.
P/N:PM1093
REV. 1.1, AUG. 11, 2005
12
Macronix [ MACRONIX INTERNATIONAL ]
