am42dl3224gt71it Meet Spansion Inc., am42dl3224gt71it Datasheet - Page 12

• 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
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
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 (for Flash Byte Mode, DQ15 = A-1), D
V
0.3 V
IL
ACC
IL
CE#f CE1#s CE2s OE# WE#
, the two outermost boot sectors remain protected. If WP#/ACC = V
CC
, the boot sectors will be protected. If WP#/ACC = V
H
H
L
L
X
X
L
L
L
(9V), the program time will be reduced by 40%.
IL
Table 2. Device Bus Operations—Flash Byte Mode, CIOf = V
, 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
HH,
all sectors will be unprotected.
X
X
X
H
X
X
X
H
H
L
L
L
L
L
L
x
L
IL
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
ID
IH
Am42DL32x4G
= 11.5–12.5 V, V
at the same time.
A1 = H,
A1 = H,
A6 = L,
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)
= Data In, D
LB#s
X
X
X
X
X
X
X
X
H
H
L
L
L
L
L
IH
HH
the boot sectors protection will be removed.
= 9.0 ± 0.5 V, X = Don’t Care, SADD = Flash Sector
(Note 3)
UB#s
X
X
X
X
X
X
X
X
H
H
L
L
L
L
L
OUT
= Data Out
IH
RESET#
, 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 6)
(Note 6)
(Note 4)
(Note 3)
SS
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
May 19, 2003
IN
IN
IN
IN
IN
IN
DQ15–
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
D
D
DQ8
D
D
OUT
OUT
X
X
IN
IN