TC7106
TC7106A
TC7107
TC7107A
3-1/2 DIGIT A/D CONVERTERS
9V
2
CONSTANT 5 V
V+
REF02
6
VOUT
5
ADJ
3
TEMP
51kΩ
R4
NC
TEMPERATURE
DEPENDENT
OUTPUT
5.1kΩ
R5
2–
3+
1.3k
TC911
50kΩ
R2
8
1
4
VOUT =
1.86V @
25°C
50kΩ
R1
GND
4
1
V+
V+REF
TC7106A
V–REF
VFS = 2.00V
V–IN
V+IN
COMMON
V–
26
Figure 21. Integrated Circuit Temperature Sensor
TO PIN 1
40
39
38
37
36
35
34
33
32
TC7106A 31
30
29
28
27
26
25
24
23
22
21
SET VREF = 100mV
100kΩ
100pF
0.1µF
0.47µF
0.22µF
1 kΩ
22kΩ
1MΩ
0.01µF
+
47k Ω
–
+
IN
–
9V
TO DISPLAY
TO BACKPLANE
Figure 22. TC7106A Using the Internal Reference: 200mV Full-
Scale, 3 Readings-per-second (RPS).
TO PIN 1
40
39
38
37
36
35
34
33
32
31
TC7107A 30
29
28
27
26
25
24
23
22
21
SET VREF = 100mV
100kΩ
100pF
0.1µF
0.47µF
0.22µF
1kΩ
22kΩ
1MΩ
0.01µF
47kΩ
TO DISPLAY
+5V
+
IN
–
–5V
Figure 23. TC7107A Internal Reference (200mV Full-Scale,
3RPS, VI–N Tied to GND for Single Ended Inputs).
3-200
TELCOM SEMICONDUCTOR, INC.