參數(shù)資料
型號: SST49LF020-33-4C-WH
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: PROM
英文描述: 2 Megabit LPC Flash
中文描述: 256K X 8 FLASH 3V PROM, 11 ns, PDSO32
封裝: 8 X 14 MM, MO-142BA, TSOP1-32
文件頁數(shù): 20/48頁
文件大小: 724K
代理商: SST49LF020-33-4C-WH
20
Advance Information
4 Mbit LPC Flash
SST49LF040
2001 Silicon Storage Technology, Inc.
S71213-00-000
11/01 562
AC CHARACTERISTICS (LPC MODE)
TABLE 15: R
EAD
/W
RITE
C
YCLE
T
IMING
P
ARAMETERS
(LPC M
ODE
), V
DD
=3.0-3.6V
Symbol
T
CYC
T
SU
T
DH
T
VAL1
T
BP
T
SE
T
BE
T
ON
T
OFF
Parameter
Clock Cycle Time
Data Set Up Time to Clock Rising
Clock Rising to Data Hold Time
Clock Rising to Data Valid
Byte Programming Time
Sector-Erase Time
Block-Erase Time
Clock Rising to Active (Float to Active Delay)
Clock Rising to Inactive (Active to Float Delay)
Min
30
7
0
2
Max
Units
ns
ns
ns
ns
μs
ms
ms
ns
ns
1. Minimum and maximum times have different loads. See PCI spec
11
20
25
25
2
28
T15.0 562
TABLE 16: AC I
NPUT
/O
UTPUT
S
PECIFICATIONS
(LPC M
ODE
)
Symbol
I
OH
(AC)
Parameter
Switching Current High
Min
Max
Units
mA
mA
Conditions
0 < V
OUT
0.3V
DD
0.3V
DD
< V
OUT
< 0.9V
DD
0.7V
DD
< V
OUT
< V
DD
V
OUT
= 0.7V
DD
V
DD
>V
OUT
0.6V
DD
0.6V
DD
> V
OUT
> 0.1V
DD
0.18V
DD
> V
OUT
> 0
V
OUT
= 0.18V
DD
-3 < V
IN
-1
V
DD
+4 > V
IN
V
DD
+1
0.2V
DD
-0.6V
DD
load
0.6V
DD
-0.2V
DD
load
-12 V
DD
-17.1(V
DD
-V
OUT
)
Equation C
1
-32 V
DD
Equation D
1
1. See PCI spec.
2. PCI specification output load is used.
(Test Point)
Switching Current Low
mA
mA
mA
I
OL
(AC)
16 V
DD
26.7 V
OUT
(Test Point)
Low Clamp Current
High Clamp Current
Output Rise Slew Rate
Output Fall Slew Rate
38 V
DD
mA
mA
mA
V/ns
V/ns
I
CL
I
CH
slewr
2
slewf
2
-25+(V
IN
+1)/0.015
25+(V
IN
-V
DD
-1)/0.015
1
1
4
4
T16.0 562
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