828L8B-2 Datasheet, PDF (3/19 Pages) Frequency Devices, Inc. – 2" x 2" 8-Pole Filters

828 Series
8-Bit Programmable
8-Pole
Low-Pass Filters
Model
Product Specifications
Transfer Function
Size
Range fc, fr
Theoretical Transfer
Characteristics
Passband Ripple
(theoretical)
DC Voltage Gain
(non-inverting)
Stopband
Attenuation Rate
Cutoff Frequency
Stability
Amplitude
Phase
Filter Attenuation
(theoretical)
Phase Match¹
Amplitude Accuracy
(theoretical)
828L8B
828L8E
8-Pole
Butterworth
2.0” x 2.0” x 0.5”
1.0 Hz to 102.4 kHz
Appendix A
Page 9
0.0 dB
8-Pole, 6 zero
Elliptic
2.0” x 2.0” x 0.5”
1.0 Hz to 102.4 kHz
Appendix A
Page 24
± 0.035 dB
0 ± 0.1 dB max.
0 ± 0.05 dB typ.
0 ± 0.1 dB max.
0 ± 0.05 dB typ.
48 dB/octave
80 dB min.
fc
± 0.01% /°c
-3 dB
-360°
± 2% max.
fr
± 0.01% /°c
-0.035 dB
-323.5°
± 2% max.
0.12 dB
3.01 dB
60.0 dB
80.0 dB
0.80 fc
1.00 fc
2.37 fc
3.16 fc
0.035 dB
3.01 dB
60.0 dB
80.0 dB
1.00 fr
1.13 fr
1.67 fr
1.77 fr
0 - 0.8 fc ± 2° max.
± 1° typ.
0.8 fc - 1.0 fc ± 3° max.
± 1.5° typ.
0 - 0.8 fr ± 2° max.
± 1° typ.
0.8 fr - 1.0 fr ± 4° max.
± 2° typ.
0 - 0.8 fc ± 0.2 dB max.
± 0.1 dB typ.
0.8 fc - 1.0 fc ± 0.3 dB max.
± 0.15 dB typ.
0 - 0.8 fr ± .2 dB max.
± .1 dB typ.
0.8 fr - 1.0 fr ± .3 dB max.
± .15 dB typ.
828L8EX
828L8EY
8-Pole, 6 zero
Elliptic
2.0” x 2.0” x 0.5”
1.0 Hz to 102.4 kHz
Appendix A
Page 23
- 0.05 dB
8-Pole, 6 zero
Elliptic
2.0” x 2.0” x 0.5”
1.0 Hz to 102.4 kHz
Appendix A
Page 25
- 0.05 dB
0 ± 0.1 dB max.
0 ± 0.05 dB typ.
0 ± 0.1 dB max.
0 ± 0.05 dB typ.
80 dB min.
100 dB min.
fr
± 0.01% /°c
-0.05dB
-414°
± 2% max.
fr
± 0.01% /°c
-0.05 dB
-419°
± 2% max.
0.05 dB
3.01 dB
60.0 dB
80.0 dB
1.00 fr
1.05 fr
1.45 fr
1.56 fr
0.05 dB
3.01 dB
80.0 dB
100.0 dB
1.00 fr
1.06 fr
1.83 fr
2.00 fr
0 - 0.8 fr ± 3° max.
± 1.5° typ.
0.8 fr - 1.0 fr ± 4° max.
± 2° typ.
0 - 0.8 fr ± 3° max.
± 1.5° typ.
0.8 fr - 1.0 fr ± 4° max.
± 2° typ.
0 - 0.8 fr ± 0.2 dB max. 0 - 0.8 fr ± 0.2 dB max.
± 0.1 dB typ.
± 0.1 dB typ.
0.8 fr - 1.0 fr ± 0.5 dB max. 0.8 fr - 1.0 fr ± 0.5 dB max.
± 0.25 dB typ.
± 0.25 dB typ.
Total Harmonic
Distortion @ 1kHz
Wide Band Noise
(5 Hz - 2 MHz)
Narrow Band Noise
(5 Hz - 100 kHz)
Filter Mounting
Assembly
< - 100 dB typ.
200 µVrms typ.
50 µVrms typ.
FMA-02A
< - 88 dB typ.
200 µVrms typ.
50 µVrms typ.
FMA-02A
< - 88 dB typ.
250 µVrms typ.
75 µVrms typ.
FMA-02A
< - 88 dB typ.
250 µVrms typ.
75 µVrms typ.
FMA-02A
1.Unit to unit match for the same transfer function, set to the same frequency and operating configuration, and from the same manufacturing lot.
3
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