DS1243 Maxim, DS1243 Datasheet - Page 7

• Manufacturer Part Number: DS1243
• Description: The DS1243Y 64K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 8192 words by 8 bits) with a built-in real time clock
• Manufacturer: Maxim

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +6.0V
Operating Temperature Range……………………………………………...0°C to +70°C (noncondensing)
Storage Temperature Range……………………………………………...-40°C to +85°C (noncondensing)
Lead Temperature (soldering, 10s)……… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +260°C
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 OPERATING CONDITIONS
(T
Power Supply Voltage
Input Logic 1
Input Logic 0
DC ELECTRICAL CHARACTERISTICS
(V
Input Leakage Current
I/O Leakage Current
Output Current @ 2.4V
Output Current @ 0.4V
Standby Current
Standby Current
Operating Current t
Write Protection Voltage
DC TEST CONDITIONS
Outputs are open; all voltages are referenced to ground.
CAPACITANCE
(T
Input Capacitance
Input/Output Capacitance
CE
A
A
CC
Note: EDIP is wave or hand-soldered only.
= 0°C to +70°C)
≥ V
= +25°C)
= 5V ±10%, T
IH
≤ V
CC
PARAMETER
PARAMETER
PARAMETER
CE
CE
CYC
= 2.2
= V
A
= 200ns
= 0°C to +70°C.)
CC
– 0.5V
SYMBOL
SYMBOL
SYMBOL
I
I
I
V
C
V
V
V
C
I
I
CCS1
CCS2
CC01
I
I
OH
OL
IO
IL
CC
TP
I/O
IH
IN
IL
7 of 14
MIN
MIN
MIN
4.25
-0.3
-1.0
-1.0
-1.0
4.5
2.2
2.0
TYP
TYP
TYP
5.0
5.0
3.0
5
5
V
MAX
MAX
MAX
CC
+0.8
+1.0
+1.0
5.5
5.0
4.5
10
85
10
10
+0.3
UNITS
UNITS
UNITS
mA
mA
mA
mA
mA
µA
µA
pF
pF
V
V
V
V
NOTES
NOTES
NOTES
12