426 MHz SAW Bandpass Filter 4.9 MHz bandwidth Part Number SF0426BA02365S Integrated Circuit Systems, Inc. TYPICAL PERFORMANCE Horizontal: 4 MHz/div Vertical (from top): Magnitude Magnitude Phase Linearity 10 1 5 dB/div dB/div deg/div SPECIFICATION Parameter Center Frequency (Fc) 1 Minimum Insertion Loss Lower 1 dB band Edge Point Upper 1 dB Band Edge Point Lower 3 dB Band Edge Point Upper 3 dB Band Edge Point Lower 40 dB Band edge Point Upper 40 dB Band Edge Point Rejection (417.5 to 421.5 MHz) Rejection (430.7 to 436 MHz) Rejection (100 to 417.5 MHz) Rejection (436 to 500 MHz) Passband Ripple (423.56 to 428.44 MHz) Phase Ripple (423.56 to 428.44 MHz) Group Delay Variation (423.56 to 428.44 MHz) 4 Triple Transit Suppression Source and Load Impedance Input Power Operating Temperature Range Notes: Min Typ 426.00 Max 22.0 423.56 428.44 423.31 428.69 422.13 429.92 44 44 48 48 1 7.5 130 40 50 10 23 +10 70 Units MHz dB MHz MHz MHz MHz MHz MHz dB dB dB dB dB deg p-p ns p-p dB dBm C 1. Average of the lower and upper 3 dB band edge frequencies. 2. Specifications apply over operating temperature with filter matched to 50 ohms. 3. All dB values are measured relative to the minimum insertion loss. 4. A smoothing aperture of 0.125 MHz is to be used for this measurement. Rev X8 21-Apr-05 Page 1 of 2 Integrated Circuit Systems Surface Acoustic Wave Products 324 Clark Street, Worcester, MA 01606, USA Phone 508-852-5400 Fax 508-852-8456 www.icst.com QF12/3