243.85 MHz SAW Filter 0.3 MHz Bandwidth Part Number: SF0244CN03098S DESCRIPTION • • • 243.85 MHz SAW bandpass filter with 0.3 MHz bandwidth for personal handyphone application. 11.4 x 4 mm LCC package. RoHS compliant. TYPICAL PERFORMANCE Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0244CN03098S Rev A 19-Mar-2010 ECN 36650 Page 1 of 3 243.85 MHz SAW Filter 0.3 MHz Bandwidth Part Number: SF0244CN03098S SPECIFICATION Parameter 3 Center Frequency ( Fc) 1 Insertion Loss Lower 3 dB Frequency 2 Upper 3 dB Frequency 2 Passband Amplitude Variation (Fc+/-0.11 MHz) Group Delay Ripple (Fc+/-0.11 MHz) Rejection (Fc-21.6 MHz) 2 Rejection (Fc+/-10.8 MHz) 2 Rejection (Fc+/-1.2 MHz) 2 Rejection (Fc-0.7 MHz) 2 Rejection (Fc+/-0.6 MHz) 2 Rejection (Fc+/-0.5 MHz) 2 Rejection (Fc+0.7 MHz) 2 Absolute Delay System Source and Load Impedance Ambient Temperature Notes: Min 244.10 55 50 30 30 25 15 27 - Typ 243.95 3.8 243.65 244.25 0.7 110 63 56 40 33 29 16 30 1.4 50 25 Max 5 243.80 1 600 - Units MHz dB MHz MHz dB p-p ns p-p dB dB dB dB dB dB dB us Ω ºC 1. Fixed reference frequency. 2. All dB levels are defined relative to the insertion loss. 3. All electrical specifications apply across the full operating temperature range. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level Min Typ Max -40 -10 - 25 25 0 85 50 10 Units ˚C ˚C dBm MATCHING CIRCUIT Typical component values: Rs1 Lp1 = = 30 27 Ω nH Rs2 Lp2 = = 82 33 Ω nH Notes: 1. Recommend use of 5% tolerance matching components. Inductor Q=45. 2. Component values are for reference only and may change depending on board layout. 3. Insertion loss is adjusted by 6.2 dB at test to allow for the effect of Rs1 and Rs2. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0244CN03098S Rev A 19-Mar-2010 ECN 36650 Page 2 of 3 243.85 MHz SAW Filter 0.3 MHz Bandwidth Part Number: SF0244CN03098S PACKAGE OUTLINE Units: mm Tolerances are ±0.15 mm except where indicated and for the overall length and width, which are nominal values. Pad Configuration: Input: Output: Ground: 2 9 All other pads Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating 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 DSSF0244CN03098S Rev A 19-Mar-2010 ECN 36650 Page 3 of 3