KR Electronics, Inc. KR 2304-F VIDEO FILTER www.krfilters.com General Description Features • Anti-Aliasing filter for oversampling • Elliptic response • Group delay equalization • 150 Ω KR 2304 is a video lowpass filter designed for systems using oversampling. The filter has a 5.75 MHz passband and group delay equalization. Other passband frequencies and 75 Ω versions are available. Please consult the factory. Typical Performance CH1 CH2 S 21 S 21 Passband Amplitude & Group Delay Overall Response (0.1 dB/div & 5 nsec/div) (10 dB/div) log MAG delay .1 dB/ 5 ns/ REF -.4 dB REF 82 ns 4 Nov 2002 11:17:58 1_:-.4146 dB 1_ 85.367 ns PASS 4 Nov 2002 11:14:02 CH1 log MAG 10 dB/ REF 0 dB STOP 5.750 000 MHz PRm S 21 1 PRm 1 Cor Cor PRm 1 Cor 2 Smo START START .100 000 MHz STOP Figure 1 KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2002, KR Electronics, Inc. 1.000 000 MHz STOP 100.000 000 MHz 6.000 000 MHz Figure 2 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. www.krfilters.com KR 23042304-F Video Filter Specifications Parameter Specification Filter type Lowpass Insertion Loss < 1dB (0.4 dB typ) Passband Ripple to 5.75 MHz < 0.10 dB (< 0.05 dB typ) Group Delay Ripple to 5.75 MHz < 5 nsec Approximate Absolute Group Delay 82 nsec Attenuation at 20.25 MHz > 45 dB (>50 dB typ) 150 Ω Source & Load Physical Dimensions Pin 1 is Input Pin 8 is Output Pins 2 thru 7 are Ground Pin dimensions .010” x .020” Tolerance ± 0.010 All Dimensions Shown in inches KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2002, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2