Datasheet

Temperature( C)°
R
( )W
ON
-40 -20
7
6
5
4
3
2
1
0 20 40 60 80 100
X+
X-
Y+
Y-
X+,Y+:SNSVDD=3VtoPin
X ,Y :PintoGND- -
Temperature( C)°
R
( )W
ON
-40 -20
9
8
7
6
5
4
3
2
0 20 40 60 80 100
X+
X-
Y+
Y-
X+,Y+:SNSVDD=1.8VtoPin
X ,Y :PintoGND- -
Temperature( C)°
TEMPDiodeVoltage(mV)
-40 -20
850
800
750
700
650
600
550
500
450
400
0 20 40 60 80 100
95.3mV
138.2mV
TEMP2
TEMP1
I/OVDD=SNSVDD=3V
V =2.5V
REF
MeasurementIncludes
A/DConverterOffset
andGainErrors
1.2 1.6 2.0 2.4 2.8 3.2 3.6
SNSVDD(V)
11
10
9
8
7
6
5
4
3
R ( )W
ON
X+,Y+:SNSVDDtoPin
X ,Y :PintoGND- -
T =+25 C°
A
X+
Y+
Y-
X-
1.2 1.6 2.0 2.4 2.8 3.2 3.6
SNSVDD(V)
588
586
584
582
580
578
576
TEMP1DiodeVoltage(mV)
SNSVDD=I/OVDD=V
REF
T =+25 C°
A
MeasurementIncludes
A/DConverterOffset
andGainErrors
1.2 1.6 2.0 2.4 2.8 3.2 3.6
SNSVDD(V)
704
702
700
698
696
694
692
TEMP2DiodeVoltage(mV)
SNSVDD=I/OVDD=V
REF
T =+25 C°
A
MeasurementIncludes
A/DConverterOffset
andGainErrors
TSC2006
www.ti.com ......................................................................................................................................................... SBAS415C – JUNE 2007 – REVISED MARCH 2009
TYPICAL CHARACTERISTICS (continued)
At T
A
= – 40 ° C to +85 ° C, SNSVDD = V
REF
= +1.2V to +3.6V, I/OVDD = +1.2V to +3.6V, f
ADC
= f
OSC
/2, f
SCLK
= 10MHz,
12-bit mode, and non-continuous AUX measurement, unless otherwise noted.
SWITCH ON-RESISTANCE SWITCH ON-RESISTANCE
vs TEMPERATURE vs TEMPERATURE
Figure 13. Figure 14.
SWITCH ON-RESISTANCE TEMP DIODE VOLTAGE
vs SNSVDD SUPPLY VOLTAGE vs TEMPERATURE
Figure 15. Figure 16.
TEMP1 DIODE VOLTAGE TEMP2 DIODE VOLTAGE
vs SNSVDD SUPPLY VOLTAGE vs SNSVDD SUPPLY VOLTAGE
Figure 17. Figure 18.
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