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DS1249W Datasheet(PDF) 3 Page - Dallas Semiconductor

Part No. DS1249W
Description  3.3V 2048kb Nonvolatile SRAM
Download  8 Pages
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Maker  DALLAS [Dallas Semiconductor]
Homepage  http://www.dalsemi.com
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DS1249W Datasheet(HTML) 3 Page - Dallas Semiconductor

   
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DS1249W
3 of 8
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
-0.3V to +4.6V
Operating Temperature Range
0°C to 70°C (-40°C to +85°C for IND parts)
Storage Temperature Range
-40°C to +70°C (-40°C to +85°C for IND parts)
Soldering Temperature
+260°C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions
above those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(TA: See Note 10)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
Power-Supply Voltage
VCC
3.0
3.3
3.6
V
Logic 1
VIH
2.2
VCC
V
Logic 0
VIL
0.0
+0.4
V
DC ELECTRICAL CHARACTERISTICS
(TA: See Note 10; VCC = 3.3V ± 0.3V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
Input Leakage Current
IIL
-2.0
+2.0
mA
I/O Leakage Current CE
³ VIH £ VCC
IIO
-2.0
+2.0
mA
Output Current at 2.2V
IOH
-1.0
mA
Output Current at 0.4V
IOL
2.0
mA
Standby Current CE = 2.2V
ICCS1
150
250
mA
Standby Current CE = VCC - 0.2V
ICCS2
100
150
mA
Operating Current
ICCO1
50
mA
Write Protection Voltage
VTP
2.8
2.9
3.0
V
CAPACITANCE
(TA = +25
°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
Input Capacitance
CIN
10
20
pF
Input/Output Capacitance
CI/O
10
20
pF


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