
MAX1619
Remote/Local Temperature Sensor with Dual-
Alarm Outputs and SMBus Serial Interface
_______________________________________________________________________________________
5
0
2
4
8
6
10
TEMPERATURE ERROR vs.
COMMON-MODE NOISE FREQUENCY
MAX1619-04
FREQUENCY (MHz)
TEMPERATURE ERROR (°C)
0.1 10 1001
V
IN
= 100mVp-p
V
IN
= SQUARE WAVE
AC-COUPLED TO DXN
V
IN
= 50mVp-p
V
IN
= 25mVp-p
0
10
20
04060
80
20 100
TEMPERATURE ERROR vs.
DXP–DXN CAPACITANCE
MAX1619-07
DXP–DXN CAPACITANCE (nF)
TEMPERATURE ERROR (°C)
V
CC
= 5V
0
100
400
200
300
500
010.0625 40.25 20.125 0.5 8
OPERATING SUPPLY CURRENT
vs. CONVERSION RATE
MAX1619-10
CONVERSION RATE (Hz)
SUPPLY CURRENT (µA)
V
CC
= 5V
AVERAGED MEASUREMENTS
0
10
20
30
40
50
1 10010 1000
STANDBY SUPPLY CURRENT
vs. CLOCK FREQUENCY
MAX1619-08
SMBCLK FREQUENCY (kHz)
SUPPLY CURRENT (µA)
V
CC
= 5V
V
CC
= 3.3V
0
3
60
6
20
100
031425
STANDBY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1619-09
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
ADD0, ADD1 = GND
ADD0, ADD1 = HIGH-Z
0
25
100
50
75
125
-2 8 042610
INTERNAL DIODE
RESPONSE TO THERMAL SHOCK
MAX1619-11
TIME (sec)
TEMPERATURE (°C)
16-QSOP IMMERSED
IN +115°C FLUORINERT BATH
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
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