QT114 Datasheet, PDF (11/12 Pages) Quantum Research Group – CHARGE-TRANSFER QLEVEL SENSOR IC

4.5 DC SPECIFICATIONS
Vcc = 3.0V, Cs = 10nF, Cx = 10pF, TA = recommended range, unless otherwise noted
Parameter
Description
Min
Typ
Max
Units
Notes
VCC
IDD
VDDS
VIL
VHL
VOL
VOH
IIL
CX
S[1]
S[2]
Supply voltage
Supply current
Supply turn-on slope
Low input logic level
High input logic level
Low output voltage
High output voltage
Input leakage current
Load capacitance range
Sensitivity [T1]
Sensitivity [T2]
2.45
100
2.2
Vdd-0.8
0
20
0.125
0.33
5.25
V
µA
V/s
Required for proper startup
0.8
V
FILT, POL
V
FILT, POL
0.6
V
OUT1, OUT2, 5mA sink
V
OUT1, OUT2, 1mA source
±1
µA
FILT, POL
50
pF
pF/count Cs = 20nF, Cx = 10pF
pF/count Cs = 20nF, Cx = 30pF
FIGURE 4-1
FIGURE 4-2
Gain vs. Cx Load; Cs = 20nF; Vcc = 3.0
18
16
14
12
10
8
6
4
2
0
0.00
10.00
20.00
Cx Load, pF
30.00
40.00
Signal Level vs. Cx Load; Cs = 20nF; Vcc = 3.0
400
350
300
250
200
150
100
50
0
0.00
10.00
20.00
Cx Load, pF
30.00
40.00
4.6 PACKAGING
AVAILABLE TYPES:
DIP-8 0.26" / 6.5mm body, 0.100" pitch, plastic
SO8N 0.15" / 3.9mm body, 0.050" pitch, plastic
D suffix
S suffix
Refer to QT110 datasheet for complete dimensional information
4.7 CUSTOMIZATION
QT114 technology can be customized to suit specific requirement, often with little NRE charge or change in part cost.
Consult your rep or the factory for further information, or email to: [e-mail]
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