Datasheet

5Maxim Integrated
±1°C Accurate 8-Channel Temperature Sensor
MAX6581
Typical Operating Characteristics (continued)
(V
CC
= +3.3V, V
STBY
= V
CC
, T
A
= +25NC, unless otherwise noted.)
LOCAL TEMPERATURE ERROR
vs. DIE TEMPERATURE
MAX6581 toc04
DIE TEMPERATURE (°C)
LOCAL TEMPERATURE ERROR (°C)
908060 7010 20 30 40 500
-4
-3
-2
-1
0
1
2
3
4
5
-5
-10 100
REMOTE-DIODE TEMPERATURE ERROR
vs. POWER-SUPPLY NOISE FREQUENCY
MAX6581 toc05
POWER-SUPPLY NOISE FREQUENCY (MHz)
REMOTE-DIODE TEMPERATURE ERROR (°C)
10.10.01
-4
-3
-2
-1
0
1
2
3
4
5
-5
0.001 10
100mV
P-P
T
RJ
= +85°C
LOCAL TEMPERATURE ERROR
vs. POWER-SUPPLY NOISE FREQUENCY
MAX6581 toc06
POWER-SUPPLY NOISE FREQUENCY (MHz)
LOCAL TEMPERATURE ERROR (°C)
10.10.01
-4
-3
-2
-1
0
1
2
3
4
5
-5
0.001 10
100mV
P-P
REMOTE-DIODE TEMPERATURE ERROR
vs. CAPACITANCE
MAX6581 toc07
CAPACITANCE (nF)
REMOTE-DIODE TEMPERATURE ERROR (°C)
10
-4
-3
-2
-1
0
1
2
3
4
5
-5
1 100
100mV
P-P
T
RJ
= +85°C
REMOTE-DIODE TEMPERATURE ERROR
vs. RESISTANCE
MAX6581 toc08
RESISTANCE (I)
REMOTE-DIODE TEMPERATURE ERROR (°C)
908060 7020 30 40 5010
0
5
10
15
20
25
30
35
40
45
50
-5
0 100
T
RJ
= +85°C
RESISTANCE
CANCELLATION OFF
RESISTANCE
CANCELLATION ON