ds2437 Maxim Integrated Products, Inc., ds2437 Datasheet - Page 28

• Manufacturer Part Number: ds2437
• Description: Smart Battery Monitor
• Manufacturer: Maxim Integrated Products, Inc.

ABSOLUTE MAXIMUM RATINGS*
Voltage on VDD and VAD, Relative to Ground
Voltage on VSENS+, VSENS-, Relative to Ground
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
* This is a stress rating only and functional operation of the device at these or any other conditions above
RECOMMENDED DC
OPERATING CONDITIONS
DC ELECTRICAL CHARACTERISTICS
ELECTRICAL CHARACTERISTICS:
DIGITAL THERMOMETER
PARAMETER
Supply Voltage
Data Pin
DQ Pullup Voltage
Analog Ground
PARAMETER
Input Logic High
Input Logic Low
Shutdown Current
Standby Current
Active Current
Input Resistance
PARAMETER
Thermometer Error
(T
Resolution
Conversion Time
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.
ACTUAL
- T
MEASURED
)
SYMBOL
SYMBOL
SYMBOL
AGND
t
V
I
I
DQ
V
V
I
CONVT
T
DD1
DD2
R
DD
DD
IH
ERR
IL
I
EEPROM write
Temperature or
Conversions or
CONDITION
CONDITION
CONDITION
DQ=0, RTC
DQ=1, ICA
0 C to 70 C
in progress
Voltage
Active
Active
DQ
28 of 31
(-40 C to +85 C; 2.7V
(-40 C to +85 C; 2.7V
(-40 C to +85 C; 2.7V
GND
MIN
MIN
MIN
-0.3
-0.5
-0.3
2.7
2.7
2.0
-0.3V to +12V
>±300 mV
-0.3V to +7.0V
-40°C to +85°C
-55°C to +125°C
See J-STD-020A specification
TYP
TYP
TYP
250
400
10
50
MAX
MAX
MAX
GND
1000
1000
+5.5
+0.5
10.0
100
500
5.5
0.8
15
13
2
UNITS
UNITS
UNITS
bits
k
ms
V
V
V
V
V
V
V
V
C
A
A
A
DD
DD
DD
NOTES
NOTES
NOTES
10.0V)
10.0V)
10.0V)
2, 4
2, 4
DS2437
3
3
3
3
3
4
5
6