SF0426BA02365S SPECTRUM | Alldatasheet

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426 MHz SAW Bandpass Filter

4.9 MHz bandwidth

Part Number SF0426BA02365S Integrated Circuit Systems, Inc. Rev X8 21-Apr-05 Page 1 of 2 Integrated Circuit Systems • Surface Acoustic Wave Products TYPICAL PERFORMANCE Horizontal: 4 MHz/div Vertical (from top): Magnitude 10 dB/div Magnitude 1 dB/div Phase Linearity 5 deg/div SPECIFICATION Parameter Min Typ Max Units Center Frequency (Fc) 1 426.00 MHz Minimum Insertion Loss 22.0 dB Lower 1 dB band Edge Point 423.56 MHz Upper 1 dB Band Edge Point 428.44 MHz Lower 3 dB Band Edge Point 423.31 MHz Upper 3 dB Band Edge Point 428.69 MHz Lower 40 dB Band edge Point 422.13 MHz Upper 40 dB Band Edge Point 429.92 MHz Rejection (417.5 to 421.5 MHz) 44 dB Rejection (430.7 to 436 MHz) 44 dB Rejection (100 to 417.5 MHz) 48 dB Rejection (436 to 500 MHz) 48 dB Passband Ripple (423.56 to 428.44 MHz) 1 dB Phase Ripple (423.56 to 428.44 MHz) 7.5 deg p-p Group Delay Variation (423.56 to 428.44 MHz) 4 130 ns p-p Triple Transit Suppression 40 dB Source and Load Impedance 50 Ω Input Power +10 dBm Operating Temperature Range 10 23 70 ° C Notes: 1. Average of the lower and upper 3 dB band edge frequencies. 2. Specifications apply over operating temperature with filter matched to 50 ohms. 3. All dB values are measured relative to the minimum insertion loss. 4. A smoothing aperture of 0.125 MHz is to be used for this measurement.

324 Clark Street, Worcester, MA 01606, USA • Phone 508-852-5400 • Fax 508-852-8456

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Part Number SF0426BA02365S Integrated Circuit Systems, Inc. Rev X8 21-Apr-05 Page 2 of 2 Integrated Circuit Systems • Surface Acoustic Wave Products PACKAGE OUTLINE Units: mm Pad Configuration: Input: 11 Input Return: 12 Output: 5 Output Return: 6 Ground: 1,2,3,4,7,8,9,10 MATCHING CIRCUIT 11 5 12 6 Cp1 Cp2 Ls1 Ls2 Typical component values: Ls1 = 17 nH Ls2 = 15 nH Cp1 = 18 pF Cp2 = 18 pF (Minimum inductor Q = 40) Notes Maximum 2% tolerance matching components shall be used. •

  • Tuning values shown are for reference only. Optimum values may change depending upon board layout. ISO 9001 Registered

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