140 MHz SAW Filter 20 MHz Bandwidth Part Number SF0140BA02360T DESCRIPTION • • • 140 MHz SAW bandpass filter with 20 MHz bandwidth. 22.1 x 12.7 mm SMP package. RoHS compliant. TYPICAL PERFORMANCE Horizontal: Vertical from Top: Frequency : Relative Magnitude : Relative magnitude : Phase Linearity : Group Delay : S11 8 10 1 5 50 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 DSSF0140BA02360T Rev A ECN 36650 5-Mar-2010 Page 1 of 3 140 MHz SAW Filter 20 MHz Bandwidth Part Number SF0140BA02360T SPECIFICATION Parameter Center Frequency (Fc, 3dB points) Insertion Loss (at Fc) 1 dB Bandwidth 2 3 dB Bandwidth 2 50 dB Bandwidth 2 Device Delay Group Delay Deviation (in 1dB BW) 3 Passband Ripple (in 1dB BW) Rejection (70 to 127.5 MHz) 2 Rejection (162.5 to 210 MHz) 2 Input Return Loss at Fc Output Return Loss at Fc Source and Load Impedance Ambient Temperature (Tref) Notes: 1. 2. 3. 4. Min 139.80 20.00 50 50 - Typ 140.00 24.2 19.90 20.67 24.45 1.30 70 0.8 56 57 14 14 50 25 Max 140.20 25 25.00 1.5 140 1.0 - Units MHz dB MHz MHz MHz us ns p-p dB p-p dB dB dB dB Ω °C All specifications apply at 25°C with filter measured in a 50 ohm system. Parameter is measured relative to the insertion loss at 140 MHz. This parameter may be measured after applying a smoothing aperture of 250 KHz. Typical change of filter response with temperature is: ∆f = (T-Tref)*Tc*Fc in ppm. MAXIMUM RATINGS Parameter Storage Temperature Range Temperature Coefficient of Frequency (Tc) 4 Input Power Level Min Typ Max -40 - 25 -94 0 85 10 Units ˚C ppm/˚C dBm MATCHING CIRCUIT 1 8 Input 50 Ω Single-ended Output 50 Ω Single-ended GND Typical component values: (Minimum inductor Q = 45) GND Lp1 Rp1 = = 39 82 nH Ω Lp2 = Rp2 = 43 100 nH 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 DSSF0140BA02360T Rev A ECN 36650 5-Mar-2010 Page 2 of 3 140 MHz SAW Filter 20 MHz Bandwidth Part Number SF0140BA02360T PACKAGE OUTLINE Units: mm Tolerances are ±0.15 mm except for the overall length and width, which are nominal values. Pin Configuration: Input: 1 Output: 8 Ground: 2,7,9,14 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 DSSF0140BA02360T Rev A ECN 36650 5-Mar-2010 Page 3 of 3