D92 Series
1 Hz to 400 kHz*
Low Noise Fixed Frequency
Transfer Function
Size
Range f
c
Theoretical Transfer
Characteristics
Passband Ripple
(
theoretical)
DC Voltage Gain
(non-inverting)
2 - Pole Single Power Supply
Anti-Aliasing Low-Pass Filters
D92L2L
2-Pole Bessel
1.5” x 2.0” x 0.4”
1.0 Hz to 200 kHz
Appendix A
Page 1
0.0 dB
0
±
0.1 dB max.
0
±
0.05 dB typ.
D92L2B
2-Pole Butterworth
1.5” x 2.0” x 0.4”
1.0 Hz to 400 kHz
Appendix A
Page 6
0.0 dB
0
±
0.1 dB max.
0
±
0.05 dB typ.
Stopband
Attenuation Rate
Cutoff Frequency
Stability
Amplitude
Phase
Filter Attenuation
(theoretical)
12 dB/octave
f
c
±
1% max.
±
0.01%/°C
-3 dB
-90°
1.49 dB
3.01 dB
30.0 dB
40.0 dB
0.80 f
c
1.00 f
c
5.62 f
c
10.00 f
c
30 dB/octave
f
c
±
1% max.
±
0.01%/°C
-3 dB
-74°
1.86 dB
3.01 dB
30.0 dB
40.0 dB
0.80 f
c
1.00 f
c
7.10 f
c
12.76 f
c
Amplitude Accuracy
(theoretical)
0 – 0.8 f
c
±0.2
dB max.
±0.1
dB typ.
0.8 f
c
– 1.0 f
c
±0.3
dB max.
±0.15
dB typ.
0 – 0.8 f
c
±0.2
dB max.
±0.1
dB typ.
0.8 f
c
– 1.0 f
c
±0.3
dB max.
±0.15
dB typ.
(THD) Total Harmonic
Distortion @ 1 kHz
<-100 dB
<-100 dB
Wide Band Noise
(5 Hz – 2 MHz)
< 200 µVrms
<-100 dB
< 200 µVrms
<-100 dB
SINAD
2
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•
Tel:800/252-7074, 815/434-7800
•
FAX:815/434-8176
e-mail: sales@freqdev.com
•
Web Address: http://www.freqdev.com
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