DS1251 Maxim, DS1251 Datasheet - Page 8

• Manufacturer Part Number: DS1251
• Description: The DS1251 4096K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 512K words by 8 bits) with a built-in real-time clock
• Manufacturer: Maxim

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground
Storage Temperature Range
Lead Temperature (soldering, 10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +260°C
Soldering Temperature (reflow, PowerCap) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+260°C
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.
OPERATING RANGE
Commercial
Industrial
RECOMMENDED OPERATING CONDITIONS
(T
Logic 1 Voltage All
Inputs
Logic 0 Voltage All
Inputs
A
RANGE
= Over the operating range.)
EDIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
PowerCap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55°C to +125°C
Note: EDIP is wave or hand-soldered only
PARAMETER
(NONCONDENSING)
V
V
V
V
TEMP RANGE
-40°C to +85°C
CC
CC
CC
CC
0°C to +70°C
= 5V ±10%
= 3.3V ±10%
= 5V ±10%
= 3.3V ±10%
SYMBOL
V
V
3.3 ±10% or 5 ±10%
3.3 ±10% or 5 ±10%
IH
IL
8 of 20
(5V product) . . . . . . . . . . . . . . . . . . . -0.3V to +6.0V
(3.3V product) . . . . . . . . . . . . . . . . . -0.3V to +4.6V
V
CC
MIN
(V)
-0.3
-0.3
2.2
2.0
TYP
V
V
CC
MAX
CC
+0.8
+0.6
+ 0.3
+ 0.3
UNITS
V
V
NOTES
11
11