44.004 MHz SAW Filter 1.3 MHz Bandwidth Part Number: SF0044CD02283T DESCRIPTION • • • 44.004 MHz SAW bandpass filter with 1.3 MHz bandwidth for CDMA applications.. 27.2 x 12.7 mm DIP. RoHS compliant. TYPICAL PERFORMANCE Horizontal: Vertical from top: S11 (36.5 to 51.5 MHz) Frequency : Relative Magnitude : Relative magnitude : Group Delay Deviation : 1.5 10 1 150 MHz/div dB/div dB/div ns/div S22 (36.5 to 51.5 MHz) Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0044CD02283T Rev A 5-Feb-2010 ECN 36650 Page 1 of 3 44.004 MHz SAW Filter 1.3 MHz Bandwidth Part Number: SF0044CD02283T SPECIFICATION Parameter Center Frequency (Fc) 1 Insertion Loss (at Fc) 2 Relative Attenuation (Fc+/-500 kHz) 3 Relative Attenuation (Fc+/-660 kHz) 3 Relative Attenuation (Fc+/-900 kHz) 3 Relative Attenuation (Fc+/-1.16 MHz) Min 12 40 Typ 44.004 18.2 0.7 2.5 16 50 Max 19.5 1 3 - Units MHz dB dB dB dB dB Rejection (10 to 42.84 MHz) Rejection (45.16 to 70 MHz) Group Delay ripple ( Fc+/-650 kHz) 2 Source and Load impedance Substrate Material Operating temperature 40 40 - 50 50 120 50 Quartz 25 160 - dB dB ns p-p Ω 3 Notes: - °C - 1. Fixed reference. All specified bandwidths are centered at or referenced to this frequency. 2. When matched with optimum component values. 3. With respect to the Insertion Loss. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level Min Max -40 20 85 30 10 Units ˚C ˚C dBm MATCHING CIRCUIT Ls1 Input 50 Ω Single-ended 12 6 Cp1 Ls2 Output 50 Ω Single-ended Cp2 11 5 GND GND Typical component values: (Minimum inductor Q = 40) Ls1 = Cp1 = 0.7-1.4 56 nH pF Ls2 = Cp2 = 0.7-1.4 47 nH pF Notes: 1. Variable inductors may be adjusted for minimum insertion loss. 2. Recommended inductors are Coilcraft SLOT-10-3-01 and SLOT-10-3-02. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0044CD02283T Rev A 5-Feb-2010 ECN 36650 Page 2 of 3 44.004 MHz SAW Filter 1.3 MHz Bandwidth Part Number: SF0044CD02283T PACKAGE OUTLINE Units: mm Tolerances are ±0.15 mm except for the overall length, width and pad dimensions, which are nominal values. Pin Configuration: Input: 18 Input return: 1 Output: 9 Output return: 10 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 DSSF0044CD02283T Rev A 5-Feb-2010 ECN 36650 Page 3 of 3