QT110 データシートの表示（PDF） - Quantum Research Group
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QT110 Datasheet PDF : 12 Pages
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4.5 DC SPECIFICATIONS
Vdd = 3.0, Cs = 10nF, Rs = 470K, Cx = 10pF, Gain = High, Ta = 20OC, unless otherwise noted.
Parameter
Description
Min
Typ
Max
Units
Notes
VDDL
IDD
Guaranteed min Vdd
Supply current
VDDS
VIL
VHL
VOL
VOH
IIL
AR
S[1]
S[2]
S[3]
Supply turn-on slope
Low input logic level
High input logic level
Low output voltage
High output voltage
Input leakage current
Acquisition resolution
Sensitivity - high gain
Sensitivity - medium gain
Sensitivity - low gain
26
12
9.5
100
2.2
Vdd-0.7
8
1.2
1.8
3.8
2.45
V
µA @5.0V
µA @3.3V
µA @2.5V
V/s Required for proper startup
0.8
V
OPT1, OPT2
V
OPT1, OPT2
0.6
V
OUT, 4mA sink
V
OUT, 1mA source
±1
µA OPT1, OPT2
bits
pF Cx = 10pF, Cs = 15nF; Figure 4-1
pF Cx = 10pF, Cs = 15nF; Figure 4-2
pF Cx = 10pF, Cs = 15nF; Figure 4-3
Figure 4-1 High Gain Sensitivity
and Range @ Vdd = 3V
3.0
2.5
Cx=30pF
2.0
25pF
20pF
1.5
10pF
1.0
5pF
0pF
0.5
Valid operating range
10
20
30
Cs, nF
Figure 4-3 Low Gain Sensitivity
and Range @ Vdd = 3V
8.0
Cx=30pF
6.0
25pF
20pF
4.0
10pF
5pF
0pF
2.0
Valid operating range
10
20
30
Cs, nF
LQ
9
Figure 4-2 Medium Gain Sensitivity
and Range @ Vdd = 3V
4.0
Cx=30pF
3.0
25pF
20pF
2.0
10pF
5pF
0pF
1.0
Valid operating range
10
20
30
Cs, nF
Figure 4-4 Typical Supply Current Vs Vdd
Rs = 470K, Cx = 10pF, Gain = High
40
35
30
25
Cs = 20nF
20
..
15
Cs = 10nF
10
5
2.5
3
3.5
4
4.5
5
Vdd
QT110 R1.04/0405
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