TC7107 TelCom, TC7107 Datasheet - Page 18

• Manufacturer Part Number: TC7107
• Description: 3-1/2 DIGIT A/D CONVERTERS
• Manufacturer: TelCom

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