at42qt113b ATMEL Corporation, at42qt113b Datasheet - Page 20

• Manufacturer Part Number: at42qt113b
• Manufacturer: ATMEL Corporation

Appendix A.
20
AT42QT113B
Figure A-1.
Figure A-2.
Figure A-3.
Typical threshold Sensitivity vs Cx, High Gain, At Selected Values of Cs; Vdd = 3.0V
Typical threshold Sensitivity vs Cx, Low Gain, At Selected Values of Cs; Vdd = 3.0V
Typical Response Times vs Cx; Vdd = 3.0V
F
p
,
l d
o
s h
r e
T h
n
i o
c t
t e
e
D
F
p
,
l d
o
s h
r e
T h
n
i o
c t
t e
e
D
s
m
,
e
m
T i
s e
n
o
s p
e
R
0.001
0.001
1000
0.01
0.01
100
0.1
0.1
10
10
10
1
1
1
0pF
0
Figure 4-1 - Typical ThresholdS ensitivityvs. Cx,
0
Figure 4-2 - Typical ThresholdS ensitivityvs. Cx,
HighGain, at S electedValuesof Cs; Vdd= 3.0
L owGain, at S electedValuesof Cs; Vdd =3.0
Figure 4-3 - Typical Response Time vs. Cx;
10pF
10
10
Cx Load, pF
Cx Load, pF
CxLoad, pF
Cx Load, pF
CxLoad, pF
CxLoad, pF
20pF
Vdd=3.0
20
20
30pF
30
30
40pF
40
40
Cs= 10nF
Cs= 20nF
Cs= 50nF
Cs= 100nF
Cs= 200nF
Cs= 500nF
Cs= 10nF
Cs= 20nF
Cs= 50nF
Cs= 100nF
Cs= 200nF
Cs= 500nF
Cs= 10nF
Cs= 20nF
Cs= 50nF
Cs= 100nF
Cs= 200nF
Cs= 500nF
9525B–AT42–09/10