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428H4L-8 Datasheet(PDF) 4 Page - Frequency Devices, Inc. |
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428H4L-8 Datasheet(HTML) 4 Page - Frequency Devices, Inc. |
4 / 18 page 1784 Chessie Lane, Ottawa, IL 61350 • Tel: 800/252-7074, 815/434-7800 • FAX: 815/434-8176 e-mail: sales@freqdev.com • Web Address: http://www.freqdev.com 4-Bit Programmable 428 Series 8-Pole Low-Pass Filters Model 428L4L 428L4D60 428L4D80 428L4D10 Product Specifications Transfer Function 8-Pole 8-Pole, 6 zero 8-Pole, 6 zero 8-Pole, 6 zero Bessel Constant Delay Constant Delay Constant Delay Size 0.8” x 1.8” x 0.5” 0.8" x 1.8" x 0.5" 0.8" x 1.8" x 0.5" 0.8" x 1.8" x 0.5" Range fc 10.0 Hz to 102.4 kHz 10.0 Hz to 102.4 kHz 10.0 Hz to 102.4 kHz 10.0 Hz to 102.4 kHz Theoretical Transfer Appendix A Appendix A Appendix A Appendix A Characteristics Page 4 Page 20 Page 21 Page 22 Passband Ripple 0.0 dB 0.15 dB 0.15 dB 0.15 dB (theoretical) DC Voltage Gain 0 ± 0.1 dB max. 0 ± 0.1 dB max. 0 ± 0.1 dB max. 0 ± 0.1 dB max. (non-inverting) 0 ± 0.05 dB typ. 0 ± 0.05 dB typ. 0 ± 0.05 dB typ. 0 ± 0.05 dB typ. Stopband Attenuation Rate 48 dB/octave 60 dB min. 80 dB min. 100 dB min. Cutoff Frequency fc ± 2% max. fc ± 2% max. fc ± 2% max. fc ± 2% max. Stability ± 0.01% /°c ± 0.01% /°c ± 0.01% /°c ± 0.01% /°c Amplitude -3 dB -3 dB -3 dB -3 dB Phase -182° -306° -306° -311° Filter Attenuation 1.91 dB 0.80 fc 3.01 dB 1.00 fc 3.01 dB 1.00 fc 3.01 dB 1.00 fc (theoretical) 3.01 dB 1.00 fc 40.0 dB 2.28 fc 60.0 dB 3.08 fc 80.0 dB 4.45 fc 60.0 dB 4.52 fc 60.0 dB 2.64 fc 80.0 dB 3.57 fc 100.0 dB 5.20 fc 80.0 dB 6.07 fc Phase Match1 0 - fc ± 2° max. 0 - fc ± 2° max. 0 - fc ± 2° max. 0 - fc ± 2° max. ± 1° typ. ± 1° typ. ± 1° typ. ± 1° typ. Amplitude Accuracy 0 - fc ± 0.2 dB max. 0 - 0.8 fc ± 0.2 dB max. 0 - 0.8 fc ± 0.2 dB max. 0 - 0.8 fc ± 0.2 dB max. (theoretical) ± 0.1 dB typ. ± 0.1 dB typ. ± 0.1 dB typ. ± 0.1 dB typ. 0.8 fc - 1.0 fc ± 0.3 dB max. 0.8 fc-1.0 fc ± 0.3 dB max. 0.8 fc - 1.0 fc ± 0.3 dB max. ± 0.15 dB typ. ± 0.15 dB typ. ± 0.15 dB typ. Total Harmonic < - 100 dB typ. < - 100 dB typ. < - 100 dB typ. < - 100 dB typ. Distortion @ 1 kHz Wide Band Noise 200 mVrms typ. 200 mVrms typ. 200 mVrms typ. 200 mVrms typ. (5 Hz - 2 MHz) Narrow Band Noise 50 mVrms typ. 50 mVrms typ. 50 mVrms typ. 50 mVrms typ. (5 Hz - 100 kHz) Filter Mounting Assembly FMA-02A FMA-02A FMA-02A 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. 4 |
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