參數(shù)資料
型號: DS1244P
英文描述: 256k NV SRAM with Phantom Clock
中文描述: 256k NV SRAM,帶有隱含時鐘
文件頁數(shù): 8/19頁
文件大?。?/td> 288K
代理商: DS1244P
DS1244/DS1244P
8 of 19
ABSOLUTE MAXIMUM RATINGS*
Voltage Range on Any Pin Relative to Ground
Storage Temperature Range
Soldering Temperature Range
-0.3V to +6.0V
-40oC to +85oC
See IPC/JEDEC J-STD-020A (DIP)
(Note 13)
OPERATING RANGE
RANGE
Commercial
Industrial
TEMP RANGE
0°C to +70°C
-40°C to +85°C
V
CC
3.3V 10% or 5V 10%
3.3V 10% or 5V 10%
*This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time can affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
Over the operating range
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
V
CC
= 5V ±10%
2.2
V
CC
+ 0.3V
Input Logic 1
V
CC
= 3.3V ±10%
V
IH
2.0
V
CC
+ 3V
V
11
V
CC
= 5V ±15%
-0.3
0.8
Input Logic 0
V
CC
= 3.3V ±10%
V
IL
-0.3
0.6
V
11
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Input Leakage Current
I/O Leakage Current
CE V
IH
V
CC
Output Current at 2.4V
Output Current at 0.4V
Over the operating range (5V)
MAX
UNITS
+1.0
SYMBOL
I
IL
MIN
-1.0
TYP
NOTES
12
A
I
IO
-1.0
+1.0
A
I
OH
I
OL
I
CCS1
-1.0
2.0
mA
mA
Standby Current CE = 2.2V
Standby Current
CE = V
CC
- 0.5V
Operating Current t
CYC
= 70ns
Write Protection Voltage
Battery Switchover Voltage
5
10
mA
I
CCS2
3.0
5.0
mA
I
CC01
V
PF
V
SO
85
4.50
mA
V
V
4.25
4.37
V
BAT
11
11
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