SF0070CF51851T ICST | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 2

Technical content

70 MHz SAW Bandpass Filter

26 MHz bandwidth

Part Number SF0070CF51851T Integrated Circuit Systems, Inc. Rev X1 22-Apr-05 Page 1 of 2 Integrated Circuit Systems • Surface Acoustic Wave Products TYPICAL PERFORMANCE Horizontal: 10 MHz/div Vertical (from top): Magnitude 10 dB/div Magnitude 1 dB/div Phase Linearity 8 deg/div Group Delay Deviation 30 ns/div SPECIFICATION Parameter Min. Typ. Max. Units. Center Frequency ( Fc) 1 69.8 70.0 70.2 MHz Insertion Loss at Fc 22.4 25.5 dB 1 dB Bandwidth 2 24.5 24.56 MHz 3 dB Bandwidth 26.0 26.1 MHz 40 dB Bandwidth 31.4 34 MHz Passband Ripple 3 0.5 1.0 dB p-p Phase Ripple 3.5 6 deg p-p Group Delay Ripple 30 35 ns p-p Absolute Delay 1.4 us Ultimate Rejection 50 60 dB Substrate Material 128 Lithium Niobate Ambient Temperature 25 º C Notes: 1. Average of the lower and upper 3 dB band edge frequencies. 2. Relative to level at Fc. 3. Excludes band edge transitions. 4. A smoothing aperture of 250 kHz may be applied to Group Delay Ripple measurement.

324 Clark Street, Worcester, MA 01606, USA • Phone 508-852-5400 • Fax 508-852-8456

www.icst.com QF12/3

Part Number SF0070CF51851T Integrated Circuit Systems, Inc. Rev X1 22-Apr-05 Page 2 of 2 Integrated Circuit Systems • Surface Acoustic Wave Products PACKAGE OUTLINE Units: mm Pin Configuration: Input: 14 Input Return: 1 Output: 8 Output Return: 7 Ground: 2, 9 MATCHING CIRCUIT Input 50 Ω Single Ended Output 50 Ω Single Ended Ls2 Ls1 14 8 1 7 Component values: Ls1 = 397 nH Ls2 = 338 nH (Minimum Q = 45) Notes Recommend use of 2% tolerance components. •

  • Tuning values shown are for reference only. Optimum values may change depending upon board layout. ISO 9001 Registered

www.icst.com QF12/3