參數(shù)資料
型號: SST29VF040-55-4C-WHE
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: PROM
英文描述: 4 Mbit (x8) Small-Sector Flash
中文描述: 512K X 8 FLASH 2.7V PROM, 55 ns, PDSO32
封裝: 8 X 14 MM, MO-142BA, TSOP1-32
文件頁數(shù): 5/22頁
文件大小: 277K
代理商: SST29VF040-55-4C-WHE
Data Sheet
4 Mbit Small-Sector Flash
SST29SF040 / SST29VF040
5
2004 Silicon Storage Technology, Inc.
S71160-10-000
2/04
TABLE
2: P
IN
D
ESCRIPTION
Symbol
A
MS1
-A
0
Pin Name
Address Inputs
Functions
To provide memory addresses. During Sector-Erase A
MS
-A
8
address lines will select the
sector.
To output data during Read cycles and receive input data during Write cycles.
Data is internally latched during a Write cycle.
The outputs are in tri-state when OE# or CE# is high.
To activate the device when CE# is low.
To gate the data output buffers.
To control the Write operations.
To provide power supply voltage:
4.5-5.5V for SST29SF040
2.7-3.6V for SST29VF040
DQ
7
-DQ
0
Data Input/output
CE#
OE#
WE#
V
DD
Chip Enable
Output Enable
Write Enable
Power Supply
V
SS
NC
Ground
No Connection
Pin not connected internally
T2.4 1160
1. A
MS
= Most significant address
A
MS
= A
18
for SST29SF/VF040
TABLE
3: O
PERATION
M
ODES
S
ELECTION
Mode
Read
Program
Erase
CE#
V
IL
V
IL
V
IL
OE#
V
IL
V
IH
V
IH
WE#
V
IH
V
IL
V
IL
DQ
D
OUT
D
IN
X
1
Address
A
IN
A
IN
Sector address,
XXH for Chip-Erase
X
X
X
1. X can be V
IL
or V
IH
, but no other value.
Standby
Write Inhibit
V
IH
X
X
X
V
IL
X
X
X
High Z
High Z/ D
OUT
High Z/ D
OUT
V
IH
Product Identification
Software Mode
V
IL
V
IL
V
IH
See Table 4
T3.4 1160
相關(guān)PDF資料
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