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
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TYPE :
56MHz IF SAW Filter
 

PART NUMBER :
821-IF56.25M-A
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OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS Minimum Typical Maximum Units
Center Frequency - 56.25 - MHz
Insertion Loss - 18.8 20.5 dB
Source Impedance (single ended)* - 50 - ohm
Load Impedance (single ended)* - 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
*With Matching Network(ref. Testing Enviornment Circut as shown below).
Those impedances could be modified with different impedance values and/or structures, if necessary.
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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.:
821-56.25M-A

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