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EN29LV320C Datasheet(HTML) 9 Page - Eon Silicon Solution Inc.

Part No. EN29LV320C
Description  32 Megabit (4096K x 8-bit / 2048K x 16-bit) Flash Memory Boot Sector Flash Memory, CMOS 3.0 Volt-only
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Maker  EON [Eon Silicon Solution Inc.]
Homepage  http://www.essi.com.tw
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EN29LV320C Datasheet(HTML) 9 Page - Eon Silicon Solution Inc.

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This Data Sheet may be revised by subsequent versions
© 2004 Eon Silicon Solution, Inc.,
www.eonssi.com
or modifications due to changes in technical specifications.
9
EN29LV320C
Rev. B, Issue Date: 2011/05/13
TABLE 4. OPERATING MODES
32M FLASH USER MODE TABLE
DQ8-DQ15
Operation
CE#
OE#
WE#
RESET#
WP#/ACC
A0-
A20
DQ0-
DQ7
BYTE#
= V
B
IHB
BYTE#
= V
B
ILB
Read
L
L
H
H
L/H
A
B
IN
B
D
B
OUT
B
D
B
OUT
B
Write
L
H
L
H
(Note 1)
A
B
IN
B
D
B
IN
B
D
B
IN
B
Accelerated
Program
L
H
L
H
V
B
HH
A
B
IN
B
D
B
IN
B
D
B
IN
B
DQ8-
DQ14=
High-Z,
DQ15 =
A-1
CMOS Standby
Vcc
±0.3V
X
X
Vcc±0.3V
H
X
High-Z
High-Z
High-Z
Output Disable
L
H
H
H
L/H
X
High-Z
High-Z
High-Z
Hardware Reset X
X
X
L
L/H
X
High-Z
High-Z
High-Z
Sector Group
Protect
L
H
L
V
B
ID
B
L/H
SA,
A6=L,
A1=H,
A0=L
(Note 2)
X
X
Chip Unprotect
L
H
L
V
B
ID
B
(Note 1)
SA,
A6=H,
A1=H,
A0=L
(Note 2)
X
X
Temporary
Sector
Unprotect
X
X
X
V
B
ID
B
(Note 1)
A
B
IN
B
(Note 2)
(Note 2)
High-Z
L=logic low= V
B
ILB, H=Logic High= VBIHB, VBIDB =VBHH = 9 ± 0.5V = 8.5-9.5V, X=Don’t Care (either L or H, but not floating ),
SA=Sector Addresses, D
B
INB=Data In, DBOUTB=Data Out, ABINB=Address In
Notes:
1. If WP#/ACC = V
B
IL
B
, the two outermost boot sectors remain protected. If WP# / ACC = V
B
IH
B
, the outermost boot
sector protection depends on whether they were last protected or unprotected. If WP#/ACC = V
B
HH
B
, all sectors will
be unprotected.
2. Please refer to “Sector Group Protection & Chip Unprotection”, Flowchart 7a and Flowchart 7b.


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