44 MHz SAW Filter 5 MHz Bandwidth Part Number: SF0044BA01800T DESCRIPTION • • • 44 MHz SAW filter with 5 MHz bandwidth for VSB System M – IF applications. 38.6 x 25.6 mm DIP package. RoHS compliant. TYPICAL PERFORMANCE 50. ns/" Horizontal: Vertical from Top: S11 (37 to 52 MHz) Frequency : Relative Magnitude : Relative magnitude : Phase : Group Delay : 1.5 10 1 5 50 MHz/div dB/div dB/div deg/div ns/div S22 (37 to 52 MHz) Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0044BA01800T Rev A ECN 36650 4-Feb-2010 Page 1 of 3 44 MHz SAW Filter 5 MHz Bandwidth Part Number: SF0044BA01800T SPECIFICATION Parameter F_visual F_color F_audio Center Frequency (Fc, nominal) Insertion Loss 1 dB Lower Band Edge 1 1 dB Upper Band Edge 1 Passband Ripple( 41.55 - 46.50 ) Phase Deviation (41.55-46.50) GD Ripple (41.55 - 46.50) K factor, 2 T pulse 2 C/L delay, 12.5 T pulse 2 Rejection (10 to 39.8 MHz) 1 Rejection at 41.25 MHz 1 Rejection at 47.0 MHz 1 Rejection ( 47.25 to 70 MHz) 1 Rejection ( 70 to 200 MHz) 1 Absolute Delay Ambient Temperature (Tref) Source/Load Impedance Notes: Min 27 Typ 45.75 42.17 41.25 44 29 41.51 46.59 0.3 2 25 55 21 24 50 40 5 40 50 46.55 -15 45 18 22 45 10 - Max 30 41.55 0.4 12 50 1.8 +15 - Units MHz MHz MHz MHz dB MHz MHz dB deg p-p ns p-p % ns dB dB dB dB dB µs ºC Ω 1. Levels are relative to the insertion loss. 2. By design. 3. 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) 3 Input Power Level Min Typ Max Units -40 - 40 -94 0 85 10 ˚C ppm/˚C dBm MATCHING CIRCUIT Input 50 Ω Single-ended Output 50 Ω Single-ended Note: External matching components are not required. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0044BA01800T Rev A ECN 36650 4-Feb-2010 Page 2 of 3 44 MHz SAW Filter 5 MHz Bandwidth Part Number: SF0044BA01800T PACKAGE OUTLINE Units: mm Dimensions are nominal in mm. All tolerances are ±0.15 mm except overall length and width. Pin Configuration: Input: Input Return: Output: Output Return: Ground: 1 2 6 5 All other pins 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 DSSF0044BA01800T Rev A ECN 36650 4-Feb-2010 Page 3 of 3