SF0426BA12365S SPECTRUM | Alldatasheet

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Technical content

426 MHz SAW Filter

4.9 MHz Bandwidth

Part Number SF0426BA12365S Spectrum Microwave

324 Clark Street, Worcester, MA 01606, USA • Phone 1-508-852-5400 • Fax 1-508-852-8456

www.SpectrumMicrowave.com DSSF0426BA12365S Rev A 5-Mar-2010 ECN 36650 Page 1 of 3

DESCRIPTION

  • 426 MHz SAW bandpass filter with 4.9 MHz bandwidth.
  • 13.3 x 6.5 mm LCC package.
  • RoHS compliant. TYPICAL PERFORMANCE Horizontal: Frequency : 4 MHz/div Vertical: Relative Magnitude : 10 dB/div Relative Magnitude : 1 dB/div Phase Linearity : 10 deg/div Group Delay : 100 ns/div S11 (406-446 MHz) S22 (406-446 MHz) 50. ns/"

Part Number SF0426BA12365S Spectrum Microwave www.SpectrumMicrowave.com DSSF0426BA12365S Rev A 5-Mar-2010 ECN 36650 Page 2 of 3 SPECIFICATION Parameter Min Typ Max Units Center Frequency (Fc) 1 - 426.00 - MHz Minimum Insertion Loss 17.3 18.3 19.3 dB Lower 1 dB band Edge Point - 423.36 423.56 MHz Upper 1 dB Band Edge Point 428.44 428.57 - MHz Lower 3 dB Band Edge Point - 423.13 423.31 MHz Upper 3 dB Band Edge Point 428.69 428.78 - MHz Lower 40 dB Band edge Point 422.13 422.34 - MHz Upper 40 dB Band Edge Point - 429.84 429.92 MHz Rejection (417.5 to 421.5 MHz) 44 50 - dB Rejection (430.7 to 436 MHz) 44 46 - dB Rejection (100 to 417.5 MHz) 48 60 - dB Rejection (436 to 500 MHz) 48 55 - dB Passband Ripple (423.56 to 428.44 MHz) - 0.65 1 dB Phase Ripple (423.56 to 428.44 MHz) - 5 7.5 deg p-p Group Delay Variation (423.56 to 428.44 MHz) 4 - 100 120 ns p-p Triple Transit Suppression - 40 dB Source and Load Impedance - 50 Ω Ambient Temperature - 25 - °C Notes: 1. Average of the lower an d 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. MAXIMUM RATINGS Parameter Min Max Units Storage Temperature Range -40 85 ˚C Operating Temperature Range 10 70 ˚C Input Power Level - 13 dBm MATCHING CIRCUIT Typical component values: Ls1 = 18 nH Ls2 = 15 nH Cp1 = 19 pF Cp2 = 22 pF Notes: 1) Recommend 2% tolerance matching components. Typical inductor Q=40. 2) Tuning values shown are for reference only. Optimum values may change depending upon board layout. Input 50 Ω Single ended Output 50 Ω Single ended

Part Number SF0426BA12365S Spectrum Microwave www.SpectrumMicrowave.com DSSF0426BA12365S Rev A 5-Mar-2010 ECN 36650 Page 3 of 3 PACKAGE OUTLINE SUGGESTED FOOTPRINT All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 2010 All rights reserved. ISO 9001 Registered Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating Units: mm Tolerances are ±0.15 mm except where indicated. Pad Configuration: Input: 11 Input return: 12 Output: 5 Output return: 6 Ground: All other pads