SF0070CD21803T APITECH | Alldatasheet

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Technical content

69.99 MHz SAW Filter

1.26 MHz Bandwidth

Part Number: SF0070CD21803T Spectrum Microwave

400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401

www.SpectrumMicrowave.com DSSF0070CD21803T Rev A 16-Feb-2010 ECN 36650 Page 1 of 3

DESCRIPTION

  • 69.99 MHz SAW bandpass filter with 1.26 MHz bandwidth for CDMA applications.
  • 73.28 x 19.94 mm DIP.
  • RoHS compliant. TYPICAL PERFORMANCE Horizontal: Frequency : 0.5 MHz/div Vertical from top: Relative Magnitude : 10 dB/div Relative magnitude : 1 dB/div Phase Linearity : 5 deg/div Group Delay Deviation : 100 ns/div S11 (67.49 to 72.49 MHz) S22 (67.49 to 72.49 MHz)

Part Number: SF0070CD21803T Spectrum Microwave www.SpectrumMicrowave.com DSSF0070CD21803T Rev A 16-Feb-2010 ECN 36650 Page 2 of 3 SPECIFICATION Parameter Min Typ Max Units Center Frequency ( Fc) 1 - 69.99 - MHz Insertion Loss - 20.2 22 dB Lower 1.5 dB Frequency - 69.34 69.36 MHz Upper 1.5 dB Frequency 70.62 70.64 - MHz Lower 35 dB Band Edge 69.24 69.26 - MHz Upper 35 dB Band Edge - 70.72 70.74 MHz Rejection at Fc +/- 0.90 MHz 3 50 55 - dB Triple Transit Suppression 30 40 - dB Passband Amplitude Ripple 2 - 0.5 0.7 dB p-p Passband Phase Linearity 2 - 4 10 deg p-p Rejection (10 to 152 MHz) 45 50 - dB Rejection (168 to 250 MHz) 45 50 - dB Ambient Temperature - 25 - ºC Source / Load Impedance - 50 - Ω Notes: 1. Average of the lower an d upper 3 dB band edge frequencies. 2. Defined over Fc +/- 0.615 MHz. 3. Dependent on PC board layout. MAXIMUM RATINGS Parameter Min Max Units Storage Temperature Range -40 85 ˚C Operating Temperature Range -5 65 ˚C Input Power Level 10 dBm MATCHING CIRCUIT Typical component values: (Minimum inductor Q = 40) Notes: 1. Recommend use of +/- 2% tolerance capacitors. Inductors are +/- 6% and are adjustable. 2. Component values may change depending on board layout. Ls1 = 150 nH Ls2 = 150 nH Cp1 = 82 pF Cp2 = 68 pF Cs1 = 47 pF Cs2 = 47 pF 2 11 16 8 Input 50 Ω Single-ended Output 50 Ω Single-ended GND GND

Part Number: SF0070CD21803T Spectrum Microwave www.SpectrumMicrowave.com DSSF0070CD21803T Rev A 16-Feb-2010 ECN 36650 Page 3 of 3 PACKAGE OUTLINE 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. Units: mm Tolerances are ±0.15 mm except for the overall length, width and pad dimensions, which are nominal values. Pin Configuration: Input: 2 Output: 11 Output return: 8 Ground: all other pins