DS2745 Maxim Integrated Products, DS2745 Datasheet - Page 2

• Manufacturer Part Number: DS2745
• Description: Low-Cost I2C Battery Monitor
• Manufacturer: Maxim Integrated Products

ABSOLUTE MAXIMUM RATINGS*
* 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
(2.5V  V
DC ELECTRICAL CHARACTERISTICS
(2.5V  V
Active Current
Sleep-Mode Current
Current Resolution
Current Full-Scale
Magnitude
Current Offset
Current Gain Error
Accumulated Current
Resolution
Accumulated Current
Offset
Voltage Resolution
Voltage Full-Scale
Voltage Error
Temperature Resolution
Temperature Error
Current Sample Clock
Frequency
Timebase Accuracy
Supply Voltage
Serial Data I/O Pin
Serial Clock Pin
Programmable I/O Pin
VIN Pin
Voltage on All Pins Relative to V
Operating Temperature Range
Storage Temperature Range
Soldering Temperature
PARAMETER
PARAMETER
DD
DD
 4.5V; T
 4.5V; T
A
A
= 0C to +70C.)
= 0C to +70C, unless otherwise noted.)
SYMBOL
SYMBOL
I
V
I
q
I
I
SDA
ACTIVE
f
SCL
V
T
SLEEP
T
PIO
t
V
OERR
GERR
SAMP
I
q
V
V
OERR
GERR
I
ERR
LSB
ERR
LSB
FS
LSB
CA
DD
FS
IN
SS
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
V
SCL = SDA = V
PIO = V
(Note 1)
(Note 2)
V
(Note 12)
V
DD
SNS
DD
= 4.5V
= 3.8V, T
CONDITIONS
CONDITIONS
= V
SS
SS
, (Notes 4, 5)
2 of 15
A
= +25°C
SS
,
MIN
+2.5
MIN
-7.82
-0.3
-0.3
-0.3
-0.3
-188
-1.0
-25
-3
0
DS2745 Low-Cost I
-0.3V to +6V
-40°C to +85°C
-55°C to +125°C
See IPC/JEDECJ-STD-020A
TYP
0.125
TYP
1.56
51.2
6.25
4.88
18.6
70
1
V
DD
MAX
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+4.5
+5.5
+5.5
+5.5
MAX
+12.5
4.992
+1.0
100
105
+25
+0.3
2
+0
+3
±1
C Battery Monitor
3
UNITS
UNITS
reading
per day
Vh/R
µVh/R
mV/R
V/R
V/R
% of
kHz
mV
mV
A
A
°C
ºC
%
V
V
V
V
V
V