MX29LV640BT/BB
Table 2. AUTOSELECT CODES (High Voltage Method)
Operation
CE# OE# WE# A0 A1 A5 A6 A8 A9 A14 A15
Q0~Q15
to
to
A7
X
to to
A2
A10 A21
Manufactures Code
Read Device Code
Silicon (Top Boot Block)
L
L
L
L
H
H
L
L
L
X
X
X
X
VID
VID
X
X
X
X
XXC2H
22C9H (word)
XXC9H (byte)
22CBH (word)
XXCBH (byte)
Code(1)
H
X
ID
Device Code
L
L
L
L
L
L
H
H
H
H
X
H
L
H
H
X
X
X
X
X
L
X
X
X
VID
VID
VID
X
X
X
X
SA
X
(Bottom Boot Block)
Sector Protect Verify
Secured Silicon Sector
Indicator Bit (Q7)
xx88h
(factory locked)
xx08h
(non-factory locked)
Notes:
1.code=xx00h means unprotected, or code=xx01h means protected, SA=Sector Address, X=Don't care.
P/N:PM1076
REV. 1.2, SEP. 07, 2005
15