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Part Name
Description
TC7117IJL(2002) View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
TC7117IJL
(Rev.:2002)
3-1/2 Digit Analog-to-Digital Converters with Hold
Microchip Technology
TC7117IJL Datasheet PDF : 22 Pages
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TC7116/A/TC7117/A
FIGURE 6-5:
CIRCUIT FOR DEVELOPING UNDER RANGE AND OVER RANGE SIGNALS
FROM TC7116/TC7117A OUTPUTS
V+
40
To Logic V
CC
35
TC7116
TC7116A
To Logic
GND
O/R
U/R
CD4023
or 74C10
26 V-
20
21
CD4077
O/R = Over Range
U/R = Under Range
FIGURE 6-6:
TC7117/TC7117A WITH A 1.2 EXTERNAL BANDGAP REFERENCE
(V
IN
- TIED TO COMMON)
40
39
38
37
36
35
34
33
32
TC7117
31
30
TC7117A
29
28
27
26
25
24
23
22
21
100k
Ω
Set V
REF
= 100mV
100pF
10k
Ω
0.1pF
1k
Ω
1.2V
0.47
µ
F
0.01
µ
F
47k
Ω
10k
Ω
1M
Ω
V+
+
In
–
0.22
µ
F
To Display
©
2002 Microchip Technology Inc.
DS21457B-page 15
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