TC7116 Microchip, TC7116 Datasheet - Page 14

• Manufacturer Part Number: TC7116
• Description: 3-1/2 Digit Analog-to-Digital Converters with Hold
• Manufacturer: Microchip

TC7116/A/TC7117/A
FIGURE 6-3:
FIGURE 6-4:
DS21457B-page 14
TC7116/TC7117A USING THE INTERNAL REFERENCE
(200mV FULL SCALE, 3 READINGS PER SECOND - RPS)
TC7117/TC7117A INTERNAL REFERENCE
(200mV FULL SCALE, 3 RPS, V
TC7117A
TC7117
TC7116A
TC7116
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
0.47µF
0.22µF
To Display
0.1pF
0.47µF
0.22µF
To Display
100kΩ
100pF
0.1pF
To Backplane
100kΩ
Set V
100pF
1kΩ
47kΩ
IN
Set V
REF
0.01µF
- TIED TO GND FOR SINGLE ENDED INPUTS)
1kΩ
47kΩ
= 100mV
REF
0.01µF
1MΩ
22kΩ
= 100mV
1MΩ
22kΩ
+
–
+
–
In
+5V
-5V
9V
+
–
In
©
2002 Microchip Technology Inc.