tc7107a Microchip Technology Inc., tc7107a Datasheet - Page 22

• Manufacturer Part Number: tc7107a
• Description: 3-1/2 Digit Analog-to-digital Converters
• Manufacturer: Microchip Technology Inc.

TC7106/A/TC7107/A
FIGURE 10-10:
FIGURE 10-11:
DS21455C-page 22
V
900kΩ
IN
90kΩ
10kΩ
9MΩ
COM
200mV
2V
20V
200V
C1 = 3 - 10pF Variable
C2 = 132pF Variable
IN4148
47kΩ
0.02
10%
mF
1W
REF02
3-1/2 Digit True RMS AC DMM
GND
Integrated Circuit Temperature Sensor
9V
V+
2
4
1MΩ
6.8μF
20kΩ
1MΩ
10%
10kΩ
TEMP
V
OUT
ADJ
–
+
1mF
6
5
3
Constant 5V
Temperature
Dependent
Output
+
–
1
2
3
4
5
6
7
NC
51kΩ
R
4
AD636
1.3k
5.1kΩ
R
2
3
5
–
+
8
4
TC911
13
1
14
12
11
10
9
8
V
1.86V @
25°C
OUT
2.2μF
R
R
=
2
1
24kΩ
1MΩ 10%
50kΩ
50kΩ
1kΩ
0.01
μF
V
V
V
V
Common
REF
REF
IN
IN
-
+
TC7106A
V
36
35
32
31
30
26
+
-
FS
© 2006 Microchip Technology Inc.
+
1
= 2.00V
V
V+
V
V
V-
V-
V+
V
Analog Common
IN
REF
IN
REF
1
26
-
+
9V
TC7106A
-
+
LCD Display
SEG
DRIVE
V-
26
BP
27
29
28
40
38
39