SF0078BA03002S APITECH | Alldatasheet

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Technical content

77.8 MHz SAW Filter

3.84 MHz Bandwidth

Part Number: SF0078BA03002S Spectrum Microwave

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

www.SpectrumMicrowave.com DSSF0078BA03002S Rev A 22-Feb-2010 ECN 36650 Page 1 of 3

DESCRIPTION

  • 77.8 MHz SAW bandpass filter with 3.84 MHz bandwidth for WCDMA applications.
  • 13.3 x 6.5 mm SMP.
  • RoHS compliant. TYPICAL PERFORMANCE Horizontal: Frequency : 4 MHz/div Vertical from top: Relative Magnitude : 10 dB/div Relative magnitude : 1 dB/div Phase Linearity : 10 deg/div Group Delay : 100 ns/div S11 (75.88 to 79.72 MHz) S22 (75.88 to 79.72 MHz) Circle is 2.0:1 VSWR Circle is 2.0:1 VSWR

Part Number: SF0078BA03002S Spectrum Microwave www.SpectrumMicrowave.com DSSF0078BA03002S Rev A 22-Feb-2010 ECN 36650 Page 2 of 3 SPECIFICATION Parameter Min Typ Max Units Center Frequency, Fc (fixed reference) - 77.8 - MHz Operating Bandwidth - 3.84 - MHz Insertion Loss at Fc - 12 15 dB Amplitude Ripple 1 - 0.4 1 dB p-p Triple Travel Response 35 42 - dB Lower 35 dB Frequency 71.5 72.5 - MHz Upper 35 dB Frequency - 83.0 84.1 MHz Phase Linearity 1 - 2.5 8 deg p-p Group Delay Variation 1 - 50 100 ns p-p Absolute Delay - 1.06 1.5 us Rejection 2 (0.3 to 7 MHz) (7 to 63 MHz) (63 to 71.5 MHz) (84.1 to 87.8 MHz) (87.8 to 93 MHz) (93 to 140 MHz) (140 to 170 MHz) (170 to 300 MHz) dB dB dB dB dB dB dB dB Input and Output VSWR at 25˚C 1 1.5 2.0 :1 Source and Load Impedance - 50 - Ω Ambient Temperature 20 25 30 ° C Notes: 1. Applies over the operating bandwidth. 2. Rejection relative to passband insertion loss. MAXIMUM RATINGS Parameter Min Max Units Storage Temperature Range -40 95 ˚C Operating Temperature Range -10 85 ˚C Operating Input Power Level - -10 dBm Input Power Level without Damage - +17 dBm MATCHING CIRCUIT Typical component values: Notes: 1. Recommend use of +/- 2% tolerance components. Minimum Q=40. 2. Component values are for reference only and may change depending on board layout. Rp1 = 220 Ω Rp2 = 220 Ω Ls1 = 120 nH Ls2 = 150 nH Cp1 = 47 pF Cp2 = 33 pF Input 50 Ω Single-ended Output 50 Ω Single-ended 11 5 12 6

Part Number: SF0078BA03002S Spectrum Microwave www.SpectrumMicrowave.com DSSF0078BA03002S Rev A 22-Feb-2010 ECN 36650 Page 3 of 3 PACKAGE OUTLINE SUGGESTED FOOTPRINT 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. Pad Configuration: Input: 11 Input return: 12 Output: 5 Output return: 6 Ground: all other pads Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating