QT118H 查看數據表（PDF） - Quantum Research Group
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QT118H Datasheet PDF : 13 Pages
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4.5 DC SPECIFICATIONS
Vdd = 3.0V, Cs = 10nF, Cx = 5pF, TA = recommended range, unless otherwise noted
Parameter
Description
Min
Typ
Max
Units
Notes
VDD
Supply voltage
2.45
5.25
V
IDD
Supply current
20
µA
VDDS
Supply turn-on slope
100
V/s Required for proper startup
VIL
Low input logic level
0.8
V
OPT1, OPT2
VHL
High input logic level
2.2
V
OPT1, OPT2
VOL
Low output voltage
0.6
V
OUT, 4mA sink
VOH
High output voltage
Vdd-0.7
V
OUT, 1mA source
IIL
Input leakage current
±1
µA OPT1, OPT2
CX
Load capacitance range
0
100
pF
IX
Min shunt resistance
500K
✡
Resistance from SNS1 to SNS2
AR
Acquisition resolution
14
bits
S
Sensitivity range
1,000
28
fF
Note 2
Preliminary Data: All specifications subject to change.
Figure 4-1 - Typical Threshold Sensitivity vs. Cx,
High Gain, at Selected Values of Cs; Vdd = 3.0
10.00
1.00
10nF
20nF
50nF
100nF
200nF
0.10
500nF
0.01
0
10
20
30
40
Cx Load, pF
Figure 4-2 - Typical Threshold Sensitivity vs. Cx,
Medium Gain, Selected Values of Cs; Vdd = 3.0
10.00
1.00
10nF
20nF
50nF
100nF
200nF
0.10
500nF
0.01
0
10
20
30
40
Cx Load, pF
lq
10
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