140 MHz SAW Filter 4.4 MHz Bandwidth Part Number SF0140BA02433T DESCRIPTION • • • 140 MHz SAW bandpass filter with 4.4 MHz bandwidth. 27.2 x 12.7 mm DIP package. RoHS compliant. TYPICAL PERFORMANCE Horizontal: Vertical from Top: Frequency : Relative Magnitude : Relative magnitude : Phase Linearity : Group Delay : S11 2 10 1 5 100 MHz/div dB/div dB/div deg/div ns/div S22 Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0140BA02433T Rev B 22-Feb-2010 ECN 36650 Page 1 of 3 140 MHz SAW Filter 4.4 MHz Bandwidth Part Number SF0140BA02433T SPECIFICATION Parameter Center Frequency (FC ) 1 Minimum Insertion Loss 1.5 dB Bandwidth 2 25 dB Bandwidth 2 30 dB Bandwidth 2 40 dB Bandwidth 2 Passband Variation (Fc +/- 2.0 MHz) Phase Linearity (FC +/- 2.2 MHz) Group Delay Variation (Fc +/- 2.2 MHz) 3 Absolute Delay Input VSWR (Fc +/- 2.2 MHz) Output VSWR (Fc +/- 2.2 MHz) Ultimate Rejection (Fc+/-3.5 to Fc+/- 60 MHz) Substrate Material Ambient Temperature (Tref) Notes: 1. 2. 3. 4. Min 139.92 4.40 40 - Typ Max 140.00 140.08 19.9 21.5 4.42 5.39 5.44 5.49 5.70 5.86 6.10 0.6 1.0 3 6 80 100 2.26 2.30 2.0 2.3 2.0 2.3 45 112 LiTaO3 25 - Units MHz dB MHz MHz MHz MHz dB p-p deg p-p ns p-p us :1 :1 dB ˚C Defined as the average of the lower and upper 3 dB frequencies. All dB levels are defined relative to the insertion loss. A smoothing aperture of 0.125 MHz may be used for this measurement. Typical change of filter response with temperature is: ∆f = (T-Tref)*Tc*Fc in ppm. MAXIMUM RATINGS Parameter Storage Temperature Range Material Coefficient of Frequency (Tc) 4 Input Power Level Min Typ Max -40 - 25 -23 0 85 10 Units ˚C ppm/˚C dBm MATCHING CIRCUIT 1 10 Input 50 Ω Single-ended Output 50 Ω Single-ended 18 Typical component values: (Minimum inductor Q = 45) Ls1 Cp1 Rp1 = = = 15 68 22 nH pF Ω 9 Ls2 = Cp2 = Rp2 = 18 68 22 nH pF Ω Notes: 1. Recommend the use of +/-2% tolerance components. 2. Component values shown are for guidance only and may change depending on board layout. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0140BA02433T Rev B 22-Feb-2010 ECN 36650 Page 2 of 3 140 MHz SAW Filter 4.4 MHz Bandwidth Part Number SF0140BA02433T PACKAGE OUTLINE Units: mm Dimensions are nominal in mm. All tolerances are ±0.15 mm except overall length and width and lead thicknesses. Pin Configuration: Input: 1 Input Return: 18 Output: 10 Output Return: 9 Ground: 2, 11 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. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0140BA02433T Rev B 22-Feb-2010 ECN 36650 Page 3 of 3