IF SAW Filter Part Number Package Application Last Modified 821-IF56.25M-A 20.0 x 9.8mm SMD IF SAW Filter Mar. 10, 2007 . TYPE : 56MHz IF SAW Filter PART NUMBER : 821-IF56.25M-A .. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS Minimum Typical Maximum Units Center Frequency - Insertion Loss - 56.25 - MHz 18.8 20.5 Source Impedance (single ended)* - dB 50 - ohm - 50 - ohm Bandwidth -1.0 dB 9.8 9.92 - MHz Bandwidth -3.0 dB 10.3 10.45 - MHz Bandwidth -40.0 dB - 12.55 12.7 MHz Bandwidth -50.0 dB - 12.77 12.9 dB Amplitude Ripple (Fo +/-9.75MHz) - 0.7 1.0 dBp-p Attenuation Rejection 50 55 - dB Group Delay Variation - 50 100 nsec Absolute Delay @ Fo - 1.84 - µsec Temperature Coefficient - -72 - ppm/°C Load Impedance (single ended)* *With Matching Network(ref. Testing Enviornment Circut as shown below). Those impedances could be modified with different impedance values and/or structures, if necessary. . PACKAGE OUTLINE (mm) PIN Descriptions: IN-10, OUT-5, GROUND-1,2,3,4,6,7,8,9 )TEST FIXTURE L1 = 180nH C1 = 20pF L2 = 150nH - - Source/Load Impedance = 50 ohms Frequency Responce Part No.: Crystal Oscillators | Quartz Crystal | TCXO | VCXO | IF SAW Filter | RF SAW Filter | Ceramic Resonator Crystal Filter | Ceramic Filter | SAW Filter / SAW Devices | Site Map 821-56.25M-A