70 MHz SAW Filter 34 MHz Bandwidth Part Number: SF0070BA02371S DESCRIPTION • • • 70 MHz SAW bandpass filter with 34 MHz bandwidth. 13.3 x 6.5 mm LCC package. RoHS compliant. TYPICAL PERFORMANCE Horizontal: Vertical from Top: S11 (20 to 120 MHz) Frequency : Relative Magnitude : Relative magnitude : Phase Linearity : Group Delay Deviation : 10 10 1 7 50 MHz/div dB/div dB/div deg/div ns/div S22 (20 to 120 MHz) Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0070BA02371S Rev A ECN 36650 9-Feb-2010 Page 1 of 3 70 MHz SAW Filter 34 MHz Bandwidth Part Number: SF0070BA02371S SPECIFICATION Parameter Center Frequency (Fc) 1 Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 35 dB Bandwidth Passband Ripple 2 Phase Ripple 2 Group Delay Variation 2 Absolute Delay Rejection (20 MHz to 40 MHz) Rejection (100 MHz to 120 MHz) Source and Load Impedance Ambient Temperature (Tref) Notes: Min 69.80 31.00 34.00 45 40 - Typ 70.00 18.5 32.70 34.40 40.4 0.7 3.8 15 1.08 54 44 50 25 Max 70.20 20 54.00 1.0 7 50 1.10 - Units MHz dB MHz MHz MHz dB p-p deg p-p ns p-p us dB dB ohms °C 1. Average of the lower and upper 3 dB band edge frequencies. 2. These are measured in the central 80% of the 3 dB bandwidth. 3. Typical change of filter frequency response with temperature is ∆f = (T-Tref)*Tc*Fc, in ppm. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range (T) Temperature Coefficient of Frequency (Tc) 3 Input Power Level Min Typ Max Units -40 20 - 25 25 -94 10 85 30 13 ˚C ˚C ppm/˚C dBm MATCHING CIRCUIT 11 Input 50 Ω Single-ended 5 Output 50 Ω Single-ended All other pads GND GND Typical component values: Ls1 = 270 nH Ls2 = 120 nH 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. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0070BA02371S Rev A ECN 36650 9-Feb-2010 Page 2 of 3 70 MHz SAW Filter 34 MHz Bandwidth Part Number: SF0070BA02371S PACKAGE OUTLINE SUGGESTED FOOTPRINT Units: mm Tolerances are ±0.15 mm except where indicated and for the overall length and width, which are nominal values. Pad Configuration: Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating Input: Output: Ground: 11 5 All other pads 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 DSSF0070BA02371S Rev A ECN 36650 9-Feb-2010 Page 3 of 3