SF0239CD03100S APITECH | Alldatasheet

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Technical content

238.5 MHz SAW Filter

10 MHz Bandwidth

Part Number: SF0239CD03100S Spectrum Microwave

400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401

www.SpectrumMicrowave.com DSSF0239CD03100S Rev A 19-Mar-2010 ECN 36650 Page 1 of 3

DESCRIPTION

  • 238.5 MHz SAW bandpass filter with 10 MHz bandwidth.
  • 5 x 7 mm LCC package.
  • RoHS compliant. TYPICAL PERFORMANCE Horizontal: Frequency : 10 MHz/div Vertical from Top: Relative Magnitude : 10 dB/div Relative magnitude : 1 dB/div Phase Linearity : 10 deg/div Group Delay Deviation : 100 ns/div S11 (188.5-288.5 MHz) S22 (188.5-288.5 MHz)

Part Number: SF0239CD03100S Spectrum Microwave www.SpectrumMicrowave.com DSSF0239CD03100S Rev A 19-Mar-2010 ECN 36650 Page 2 of 3 SPECIFICATION Parameter Min Typ Max Units Center Frequency ( Fc) - 238.5 - MHz Insertion Loss - 11.5 13.5 dB Passband Ripple 1 - 0.6 1.5 dB p-p Phase Deviation from Linear 1 - 9 - deg. p-p 1.5 dB Bandwidth 8.84 9.2 - MHz Rejection (138.5 to 218.5 MHz) 45 49 - dB Rejection (218.5 to 228.5 MHz) 30 40 - dB Rejection (228.5 to 230 MHz) 10 21 - dB Rejection (247 to 248.5 MHz) 10 25 - dB Rejection (248.5 to 258.5 MHz) 30 38 - dB VSWR over Fc ± 4.42 MHz - 2.2 2.5 :1 System Source and Load Impedance 50 Ω Ambient Temperature - 25 - ºC Notes: 1. Evaluated over any 4 MHz cont iguous bandwidth within 238.5 ± 5 MHz. 2. Limits are met over the full operating temperature range. MAXIMUM RATINGS Parameter Min Typ Max Units Storage Temperature Range -40 25 85 ˚C Operating Temperature Range -20 25 85 ˚C Input Power Level - 10 20 dBm MATCHING CIRCUIT Typical component values: Notes: 1. Recommend use of 2% tolerance matching components. Inductor Q=45. 2. Component values are for reference only and may change depending on board layout. Ls1 = 18 nH Ls2 = 22 nH Cp1 = 39 pF Cp2 = 33 pF Input 50 Ω Single-ended Output 50 Ω Single-ended 10 4 all other pads

Part Number: SF0239CD03100S Spectrum Microwave www.SpectrumMicrowave.com DSSF0239CD03100S Rev A 19-Mar-2010 ECN 36650 Page 3 of 3 PACKAGE OUTLINE SUGGESTED FOOTPRINT ISO 9001 Registered All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 2010 All rights reserved. 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 and for the overall length and width, which are nominal values. Pad Configuration: Input: 10 Output: 4 Ground: All other pads