SF0044BA01954T APITECH | Alldatasheet

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Technical content

44.1 MHz SAW Filter

10 MHz Bandwidth

Part Number: SF0044BA01954T Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA /circle4/circle4 /circle4/circle4 Phone 508U251U6400 /circle4/circle4 /circle4/circle4 Fax 508U251U6401 www.SpectrumMicrowave.com DSSF0044BA01954T Rev X3 11xFebx11 Page 1 of 3

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

Part Number: SF0044BA01954T Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA /circle4/circle4 /circle4/circle4 Phone 508U251U6400 /circle4/circle4 /circle4/circle4 Fax 508U251U6401 www.SpectrumMicrowave.com DSSF0044BA01954T Rev X3 11xFebx11 Page 2 of 3 SPECIFICATION Parameter Min Typ Max Units Center Frequency (nominal) x 44.10 x MHz Insertion Loss x 26.50 30 dB Lower 3 dB point x 38.80 39.025 MHz Upper 3 dB point 49.025 49.40 x MHz Lower 50 dB point 37.775 38.20 x MHz Upper 50 dB point x 50.10 50.275 MHz Rejection (10x37.775 MHz) 45 55 x dB Rejection (50.275–70 MHz) 45 55 x dB Passband Amplitude Ripple x 0.3 0.6 dB Passband Phase Ripple x 3 5 deg pxp Passband GD Ripple x 40 75 ns pxp Absolute Delay x 2.9 x us Ambient Temperature (Tref) 25 ˚C Source/Load impedance 50 Ω Notes: 1. Average of lower & upper 3 dB frequencie s. 2. Typical change of filter frequency response wi th temperature is ∆f = (TxTref )*Tc*Fc, in ppm. MAXIMUM RATINGS Parameter Min Typ Max Units Storage Temperature Range x40 50 85 ˚C Temperature Coefficient of Frequency (Tc) 2 x x72 x ppm/˚C Input Power Level x x +13 dBm MATCHING CIRCUIT Notes: 1. External matching components are not required. Input 50 Ω Singlexended Output 50 Ω Singlexended RET RET

Part Number: SF0044BA01954T Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA /circle4/circle4 /circle4/circle4 Phone 508U251U6400 /circle4/circle4 /circle4/circle4 Fax 508U251U6401 www.SpectrumMicrowave.com DSSF0044BA01954T Rev X3 11xFebx11 Page 3 of 3 PACKAGE OUTLINE ISO 9001 Registered 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 All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 2011 All rights reserved. SMI BA01954T ∆ YYDDD Date code (YY=year, DDD=day) Pin 1 identifier