am42dl3224gt71it Meet Spansion Inc., am42dl3224gt71it Datasheet - Page 11

• Manufacturer Part Number: am42dl3224gt71it
• Description: Stacked Multi-chip Package Mcp Flash Memory And Sram 32 Megabit 4 M X 8-bit/2 M X 16-bit Cmos 3.0 Volt-only, Simultaneous Operation Flash Memory And 4 Mbit 256 K X 16-bit Static Ram
• 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 “Sector/Sector
6. If WP#/ACC = V
May 19, 2003
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
Block Protection and Unprotection” section.
depends on whether they were last protected or unprotected using the method described in “Sector/Sector Block Protection and
Unprotection”. If WP#/ACC = V
IN
= Address In, D
IL
ACC
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
L
L
L
X
L
L
X
, CE1#s = V
IL
, H = Logic High = V
IN
= Data In, D
CE1#s CE2s OE# WE#
HH,
H
X
H
X
H
X
H
X
H
X
H
X
H
X
L
L
L
all sectors will be unprotected.
IL
and CE2s = V
X
X
X
H
X
X
X
X
H
H
L
L
L
L
L
L
L
OUT
= Data Out
P R E L I M I N A R Y
IH
H
X
H
H
X
H
H
X
X
L
L
, V
ID
IH
Am42DL32x4G
= 11.5–12.5 V, V
at the same time.
H
X
H
H
X
X
H
L
L
L
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
X
X
X
X
X
X
X
X
H
H
L
L
L
L
L
IH
, the two outermost boot sector protection
V
0.3 V
V
V
V
CC
H
H
H
H
H
L
ID
ID
ID
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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