am41dl16x4d Meet Spansion Inc., am41dl16x4d Datasheet - Page 13

• Manufacturer Part Number: am41dl16x4d
• Description: Stacked Multi-chip Package Mcp Flash Memory And Sram Am29dl16xd 16 Megabit 2 M X 8-bit/1 M X 16-bit Cmos 3.0 Volt-only, Simultaneous Operation Flash Memory And 4 Mbit 512 K X 8-bit/256 K X 16-bit Static Ram
• Manufacturer: Meet Spansion Inc.

Legend: L = Logic Low = V
Input, Byte Mode, SADD = Flash Sector 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
12
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
Table 2. Device Bus Operations—Flash Word Mode, CIOf = V
IL
ACC
IL
, the two outermost boot sectors remain protected. If WP#/ACC = V
V
0.3 V
, the boot sectors will be protected. If WP#/ACC = V
CE#f CE1#s CE2s OE# WE# SA
CC
X
X
H
H
L
L
L
L
L
(9V), the program time will be reduced by 40%.
IL
, CE1#s = V
IL
, H = Logic High = V
H
X
H
X
H
X
H
X
H
X
H
X
H
X
L
L
L
IL
X
X
X
H
X
X
X
X
H
H
L
L
L
L
L
L
L
and CE2s = V
H
X
H
X
H
H
X
X
L
L
P R E L I M I N A R Y
IH
, V
H
X
H
X
X
H
L
L
L
L
IN
IH
ID
= Address In, D
Am41DL16x4D
at the same time.
= 8.5–12.5 V, V
SA
SA
SA
X
X
X
X
X
X
X
A1 = H,
A6 = H,
A1 = H,
A6 = L,
SADD,
SADD,
A0 = L
A0 = L
Addr.
A
A
A
A
A
X
X
X
IN
IN
IN
IN
IN
IN
(Note 3)
IH
HH
LB#s
= Data In, D
DNU
the boot sectors protection will be removed.
X
X
X
X
X
X
X
X
X
= 9.0 ± 0.5 V, X = Don’t Care, SA = SRAM Address
(Note 3)
UB#s
IH
DNU
; SRAM Byte Mode, CIOs = V
X
X
X
X
X
X
X
X
X
OUT
IH
, the two outermost boot sector protection
HH,
= Data Out, DNU = Do Not Use
RESET#
V
all sectors will be unprotected.
0.3 V
V
V
V
CC
H
H
H
H
H
L
ID
ID
ID
WP#/ACC
(Note 4)
(Note 3)
(Note 6)
(Note 6)
L/H
L/H
L/H
L/H
H
X
X
High-Z High-Z
High-Z High-Z
High-Z High-Z
DQ7–
D
D
DQ0
D
D
D
D
D
OUT
OUT
IN
IN
IN
IN
IN
SS
DQ15–
High-Z
High-Z
High-Z
D
DQ8
D
OUT
X
X
IN