44.1 MHz SAW Filter 10 MHz Bandwidth Part Number: SF0044BA01954T DESCRIPTION • • • 44.1 MHz SAW filter with 10 MHz bandwidth for CATV applications. 38.6 x 25.7 mm DIP package, 8 pins. RoHS compliant. TYPICAL PERFORMANCE Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF0044BA01954T Rev X3 11-Feb-11 Page 1 of 3 44.1 MHz SAW Filter 10 MHz Bandwidth Part Number: SF0044BA01954T SPECIFICATION Parameter Center Frequency (nominal) Insertion Loss Lower 3 dB point Upper 3 dB point Lower 50 dB point Upper 50 dB point Rejection (10-37.775 MHz) Rejection (50.275–70 MHz) Passband Amplitude Ripple Passband Phase Ripple Passband GD Ripple Absolute Delay Ambient Temperature (Tref) Source/Load impedance Notes: Min 49.025 37.775 45 45 - Typ Max Units 44.10 MHz 26.50 30 dB 38.80 39.025 MHz 49.40 MHz 38.20 MHz 50.10 50.275 MHz 55 dB 55 dB 0.3 0.6 dB 3 5 deg p-p 40 75 ns p-p 2.9 us 25 ˚C Ω 50 1. Average of lower & upper 3 dB frequencies. 2. Typical change of filter frequency response with temperature is ∆f = (T-Tref)*Tc*Fc, in ppm. MAXIMUM RATINGS Parameter Storage Temperature Range Temperature Coefficient of Frequency (Tc) Input Power Level 2 Min Typ Max Units -40 - 50 -72 - 85 +13 ˚C ppm/˚C dBm MATCHING CIRCUIT Input 50 Ω Single-ended RET Output 50 Ω Single-ended RET Notes: 1. External matching components are not required. Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF0044BA01954T Rev X3 11-Feb-11 Page 2 of 3 44.1 MHz SAW Filter 10 MHz Bandwidth Part Number: SF0044BA01954T PACKAGE OUTLINE SMI BA01954T ∆ YYDDD Date code (YY=year, DDD=day) Pin 1 identifier Units: mm Tolerances are ± 0.15 mm except where indicated. Pin Configuration: Input: 1 Input return: 2 Output: 6 Output return: 5 Ground: 3,4,7,8 ISO 9001 Registered All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 2011 All rights reserved. Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF0044BA01954T Rev X3 11-Feb-11 Page 3 of 3