TMP108_15 Datasheet, PDF (4/21 Pages) Texas Instruments – Low Power Digital Temperature Sensor With Two-Wire Serial Interface in WCSP

TMP108
SBOS663 – APRIL 2013
www.ti.com
TYPICAL CHARACTERISTICS
At T_A = +25°C and V+ = 1.8 V, unless otherwise noted.
12
V+ = 1.4 V
V+ = 1.8 V
10
V+ = 3.6 V
8
6
4
2
0
±50
0
50
100
150
Temperature (ƒC)
C001
Figure 1. QUIESCENT CURRENT vs TEMPERATURE (1
Conversion per Second)
10
V+ = 1.4 V
9
V+ = 1.8 V
8
V+ = 3.6 V
7
6
5
4
3
2
1
0
±50
0
50
100
150
Temperature (ƒC)
C002
Figure 2. SHUTDOWN CURRENT vs TEMPERATURE
40
V+ = 1.4 V
38
V+ = 1.8 V
36
V+ = 3.6 V
34
32
30
28
26
24
22
20
±50
0
50
100
150
Temperature (ƒC)
C003
Figure 3. CONVERSION TIME vs TEMPERATURE
90
TT_Aa==±±5555ƒƒCC
80
TT_Aa==++2255ƒƒCC
70
TT_Aa==++112255ƒƒCC
60
50
40
30
20
10
0
110k00
10k
100k
1M
10M
Bus Frequency (Hz)
C004
Figure 4. QUIESCENT CURRENT vs BUS FREQUENCY
1.0
0.8
0.6
0.4
0.2
0.0
±0.2
±0.4
±0.6
±0.8
±1.0
±50
Mean ± 31
Mean
Mean + 31
±25 0
25 50 75
Temperature (ƒC)
100 125 150
C005
Figure 5. TEMPERATURE ERROR vs TEMPERATURE
Temperature Error (ƒC)
C006
Figure 6. TEMPERATURE ERROR AT +25°C
4
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