DS1743 Maxim, DS1743 Datasheet - Page 8

• Manufacturer Part Number: DS1743
• Description: The DS1743 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) and 8k x 8 nonvolatile static RAM
• Manufacturer: Maxim

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………………-0.3V to +6.0V
Operating Temperature Range…………………………………………………………………….-40°C to +85°C
Storage Temperature Range……………………………………………………………………….-40°C to +85°C
Soldering Temperature (EDIP) (leads, 10 seconds)…………………….……………………………..…+260°C
Soldering Temperature…………………………………………..….See J-STD-020 Specification (See Note 8)
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 device reliability.
OPERATING RANGE
RECOMMENDED DC OPERATING CONDITIONS
(T
DC ELECTRICAL CHARACTERISTICS (5V)
( V
Logic 1 Voltage All Inputs
Logic 0 Voltage All Inputs
Active Supply Current
TTL Standby Current
(CE = V
CMOS Standby Current
(CE V
Input Leakage Current (Any Input)
Output Leakage Current (Any Output)
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
(I
Write-Protection Voltage
Battery Switchover Voltage
A
OUT
OUT
CC
= Over the Operating Range.)
= 5.0V 10%, T
= -1.0mA)
= 2.1mA)
Commercial
PARAMETER
Industrial
RANGE
CC
IH
, CE2 = V
- 0.2V; CE2 = GND + 0.2V)
PARAMETER
IL
A
)
= Over the Operating Range.)
TEMP RANGE
SYMBOL
-40C to +85C
0°C to +70°C
V
V
IH
IL
V
V
10%
V
V
10%
CONDITIONS
CC
CC
CC
CC
DS1743/DS1743P Y2K-Compliant, Nonvolatile Timekeeping RAMs
SYMBOL
= 5V 10%
= 3.3V
= 5V 10%
= 3.3V
V
V
I
I
V
V
8 of 16
I
I
I
CC1
CC2
CC
OL
OL1
IL
OH
SO
PF
3.3V 10% or 5V 10%
3.3V 10% or 5V 10%
MIN
MIN
4.20
-0.3
-0.3
2.2
2.0
2.4
-1
-1
V
CC
TYP
TYP
V
15
BAT
1
1
+0.3V
+0.3V
MAX
MAX
+0.8
+0.6
4.50
V
V
0.4
+1
+1
50
3
3
CC
CC
UNITS
UNITS
mA
mA
mA
A
A
V
V
V
V
V
NOTES
NOTES
2, 3
2, 3
2, 3
1, 4
1
1
1
1
1
1
1