am42dl1614 Meet Spansion Inc., am42dl1614 Datasheet - Page 12

• Manufacturer Part Number: am42dl1614
• Description: Stacked Multi-chip Package Mcp Flash Memory And Sram
• Manufacturer: Meet Spansion Inc.

Legend: L = Logic Low = V
Address, A
Notes:
1. Other operations except for those indicated in this column are inhibited.
2. Do not apply CE#f = V
3. Don’t care or open LB#s or UB#s.
4. If WP#/ACC = V
5. The sector protect and sector unprotect functions may also be implemented via programming equipment. See the “The autoselect
6. If WP#/ACC = V
January 9, 2002
Operation
(Notes 1, 2)
Read from Flash
Write to Flash
Standby
Output Disable
Flash Hardware
Reset
Sector Protect
(Note 5)
Sector Unprotect
(Note 5)
Temporary Sector
Unprotect
Read from SRAM
Write to SRAM
If WP#/ACC = V
mode provides manufacturer and device identification, and sector protection verification, through identifier codes output on
DQ7–DQ0. The autoselect codes can be accessed in-system through the command register. Refer to the Autoselect Command
Sequence section for more information.Sector/Sector Block Protection and Unprotection” section.
depends on whether they were last protected or unprotected using the method described in “The autoselect mode provides
manufacturer and device identification, and sector protection verification, through identifier codes output on DQ7–DQ0. The
autoselect codes can be accessed in-system through the command register. Refer to the Autoselect Command Sequence section
for more information.Sector/Sector Block Protection and Unprotection”. If WP#/ACC = V
IN
= Address In, D
ACC
IL
IL
, the two outermost boot sectors remain protected. If WP#/ACC = V
, the boot sectors will be protected. If WP#/ACC = V
(9V), the program time will be reduced by 40%.
V
0.3 V
CE#f
IL
CC
Table 1. Device Bus Operations—Flash Word Mode, CIOf = V
H
H
X
X
L
L
L
L
L
, CE1#s = V
IL
, H = Logic High = V
IN
= Data In, D
CE1#s CE2s OE# WE#
H
H
H
H
H
H
H
X
X
X
X
X
X
X
L
L
L
IL
and CE2s = V
H
H
H
X
X
X
X
X
X
X
L
L
L
L
L
L
L
OUT
= Data Out
P R E L I M I N A R Y
IH
H
H
H
H
H
L
X
X
X
L
X
, V
ID
IH
Am42DL16x4D
= 11.5–12.5 V, V
at the same time.
H
H
H
H
L
X
X
L
L
X
L
A1 = H,
A6 = H,
A1 = H,
A6 = L,
SADD,
SADD,
A0 = L
A0 = L
Addr.
A
A
A
A
X
X
X
X
X
IN
IN
IN
IN
IH
LB#s UB#s RESET#
HH
the boot sectors protection will be removed.
H
H
X
X
X
L
X
X
X
X
X
L
L
L
L
= 9.0 ± 0.5 V, X = Don’t Care, SADD = Flash Sector
H
H
X
X
X
X
X
X
X
X
L
L
L
L
L
IH
, the two outermost boot sector protection
V
0.3 V
HH,
V
V
V
CC
H
H
H
H
H
L
ID
ID
ID
all sectors will be unprotected.
WP#/ACC
(Note 4)
(Note 4)
(Note 6)
(Note 6)
IH
L/H
L/H
L/H
L/H
H
X
X
High-Z
High-Z
High-Z
High-Z
High-Z
DQ7–
D
D
D
DQ0
D
D
D
D
D
D
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
DQ15–
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
D
D
D
DQ8
D
D
D
OUT
OUT
OUT
X
X
IN
IN
IN
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