qt300 Quantum Research Group, qt300 Datasheet - Page 11

• Manufacturer Part Number: qt300
• Description: Capacitance To Digital Converter
• Manufacturer: Quantum Research Group

LQ
10000
Figure 7-4 Typical Burst Length versus Cx & Cs;
9000
8000
7000
6000
5000
4000
3000
2000
1000
500
400
300
200
100
0
0
0
Figure 7-6 Typical resolution vs Cx & Cs;
0
10
Cs
9nF
19nF
43nF
74nF
124nF
200nF
11
VDD = 5.0 Volts
20
Cx Load, pF
Vdd = 3.0 Volts
Cx Load, pF
21
30
200nF
120nF
80nF
40nF
40
34
50
48
11
150
125
100
Figure 7-5 Typical Burst Length versus Cx & Cs;
75
50
25
1000
0
900
800
700
600
500
400
300
200
100
0
Figure 7-7 Typical resolution vs Cx & Cs;
0
0
10
Cs
43nF
74nF
124nF
200nF
11
VDD= 5.0 Volts
Vdd = 3.0 Volts
20
Cx Load, pF
Cx Load, pF
21
30
QT300 R1.02/0204
22nF
10nF
4.7nF
34
40
48
50