90PF Datasheet, PDF (3/18 Pages) Frequency Devices, Inc. – Dual Channel Programmable Filter/Amplifier Card

90PF Slot Card
Specifications
Low Pass
Filter Options
Product Model
Transfer Function
90PF - L8B
8-Pole
Butterworth
90PF - L8L
8-Pole
Bessel
90PF - L8E
8-Pole, 6-Zero
elliptic – 1.77
90PF - L8EX
8-Pole, 6-Zero
elliptic – 1.56
Tuning Range
0.1 Hz to 300 kHz 0.1 Hz to 300 kHz 0.1 Hz to 300 kHz 0.1 Hz to 300 kHz
Theoretical Transfer
Characteristics
Appendix A
Page 9
Appendix A
Page 4
Appendix A
Page 24
Appendix A
Page 23
Passband Ripple
(theoretical)
0.0 dB
0.0 dB
±0.035 dB
±0.05 dB
Pass Band Gain
(non-inverting)
Stop Band
0 ± 0.2 dB
0 ± 0.2 dB
0 ± 0.2 dB
Attenuation Rate
48 dB/octave
Attenuation Rate
48 dB/octave
Attenuation
80 dB
0 ± 0.2 dB to 100 kHz
0 ± 0.4 dB >100 kHz
Attenuation
80 dB <100kHz> 60dB
Corner Frequency
Accuracy
Amplitude
Phase
Phase Match¹
f_c
0 - f_c
±2% max. fc
-3 dB
-360°
±2º max.
±1º typ.
0 - f_c
± 2% max.
-3 dB
-182°
±2º max.
±1º typ.
f_r
± 2% max.
-0.035 dB
-323°
0 – 0.8f_r ±2º max.
±1º typ.
0.8f_r - f_{r ±4º max.}
±2º typ.
f_r
± 2% max.
± 3% > 100 kHz
-0.05 dB
-414°
0 – 0.8f_r ±3ºmax
±4º>100kHz
0.8f_r - f_r ^{±4º max.}
±5º>100kHz
Filter Attenuation
(theoretical)
0.12 dB
3.01 dB
60.0 dB
80.0 dB
0.80 f_c
1.00 f_c
2.37 f_c
3.16 f_c
Amplitude Accuracy¹
0.1 to 100 kHz
(theoretical)
0 - 0.8 f_c
±0.2 dB max.
±0.1 dB typ.
0.8 f_c - f_c
±0.3 dB max.
±0.15 dB typ.
1.91 dB
3.01 dB
60.0 dB
80.0 dB
0.80 f_c
1.00 f_c
4.52 f_c
6.07 f_c
0 - 0.8 f_c
±0.2 dB max.
±0.1 dB typ.
0.8 fc - fc
±0.3 dB max.
±0.15 dB typ.
0.035 dB
3.01 dB
60.0 dB
80.0 dB
1.00 f_r
1.13 f_r
1.67 f_r
1.77 f_r
0 - 0.8 f_r
±0.2 dB max.
±0.1 dB typ.
0.8 f_r - f_r
±0.4 dB max.
±0.2 dB typ.
0.5 dB
3.01 dB
60.0 dB
80.0 dB
1.00 f_r
1.05 f_r
1.45 f_r
1.56 f_r
0 - 0.8 f_r
±0.2 dB max.
±0.1 dB typ.
0.8 f_r - f_r
±0.7 dB max.
±0.35 dB typ.
Total Harmonic
Distortion @ 1 kHz
<-100dB typ.@3V_rms <-100dB typ.@3V_rms <-100dB typ.@3V_rms <-100dB typ.@3V_rms
Broad Band Noise
(5 Hz to 2MHz)
200µV_rms typ.
200µV_rms typ.
200µV_rms typ.
200µV_rms typ.
Narrow Band Noise _{<100nV/ Hz typ.}
<100nV/ Hz typ.
<100nV/ Hz typ.
<100nV/ Hz typ.
Note 1: Channel to channel match for the same transfer function set to the same frequency and operating configuration.
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