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參數(shù)資料
| 型號(hào)： | AM42DL1644DB30IT |
| 廠商： | Advanced Micro Devices, Inc. |
| 英文描述： | 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 (256 K x 16-Bit) Static RAM |
| 中文描述： | Am29DL16xD 16兆位（2米× 8位/ 1個(gè)M x 16位），3.0伏的CMOS只，同時(shí)作業(yè)閃存和4兆位（256畝× 16位），靜態(tài)存儲(chǔ)器 |
| 文件頁數(shù)： | 13/61頁 |
| 文件大?。?/td> | 477K |
| 代理商： | AM42DL1644DB30IT |
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12
Am42DL16x4D
January 9, 2002
P R E L I M I N A R Y
Table 2.
Device Bus Operations
—
Flash Byte Mode, CIOf = V
SS
Legend:
L = Logic Low = V
IL
, H = Logic High = V
IH
, V
ID
= 11.5–
12.5
V, V
HH
= 9.0 ± 0.5 V, X = Don
’
t Care, SADD = Flash Sector
Address, A
IN
= Address In (for Flash Byte Mode, DQ15 = A-1), D
IN
= Data In, D
OUT
= Data Out
Notes:
1. Other operations except for those indicated in this column are inhibited.
2. Do not apply CE#f = V
IL
, CE1#s = V
IL
and CE2s = V
IH
at the same time.
3. Don
’
t care or open LB#s or UB#s.
4. If WP#/ACC = V
IL
, the boot sectors will be protected. If WP#/ACC = V
IH
the boot sectors protection will be removed.
If WP#/ACC = V
ACC
(9V), the program time will be reduced by 40%.
5. The sector protect and sector unprotect functions may also be implemented via programming equipment. See the
“
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
”
section.
6. If WP#/ACC = V
, the two outermost boot sectors remain protected. If WP#/ACC = V
, the two outermost boot sector protection
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
HH,
all sectors will be unprotected.
Operation
(Notes 1, 2)
CE#f
CE1#s
CE2s OE#
WE#
Addr.
LB#s
(Note 3)
UB#s
(Note 3)
RESET#
WP#/ACC
(Note 4)
DQ7
–
DQ0
DQ15
–
DQ8
Read from Flash
L
H
X
L
H
A
IN
X
X
H
L/H
D
OUT
High-Z
X
L
Write to Flash
L
H
X
H
L
A
IN
X
X
H
(Note 3)
D
IN
High-Z
X
L
Standby
V
CC
±
0.3 V
H
X
X
X
X
X
X
V
CC
±
0.3 V
H
High-Z
High-Z
X
L
Output Disable
L
L
H
H
H
X
L
X
H
L/H
High-Z
High-Z
X
L
Flash Hardware
Reset
X
H
X
X
X
X
X
X
L
L/H
High-Z
High-Z
X
L
Sector Protect
(Note 5)
L
H
X
H
L
SADD,
A6 = L,
A1 = H,
A0 = L
X
X
V
ID
L/H
D
IN
X
X
L
Sector Unprotect
(Note 5)
L
H
X
H
L
SADD,
A6 = L,
A1 = H,
A0 = L
X
X
V
ID
(Note 6)
D
IN
X
X
L
Temporary
Sector Unprotect
X
H
x
X
X
A
IN
X
X
V
ID
(Note 6)
D
IN
High-Z
X
L
Read from SRAM
H
L
H
L
H
A
IN
L
L
H
X
D
OUT
High-Z
D
OUT
D
OUT
High-Z
H
L
L
H
D
OUT
D
IN
High-Z
Write to SRAM
H
L
H
X
L
A
IN
L
L
H
X
D
IN
D
IN
H
L
L
H
D
IN
High-Z
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| AM42DL1644DB35IT | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述: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 (256 K x 16-Bit) Static RAM |
| AM42DL1644DB45IT | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述: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 (256 K x 16-Bit) Static RAM |
| AM42DL1644DB70IT | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述: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 (256 K x 16-Bit) Static RAM |
| AM42DL1644DB85IT | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述: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 (256 K x 16-Bit) Static RAM |
| AM42DL1644DT30IT | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述: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 (256 K x 16-Bit) Static RAM |
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