Part Number 854917 140 MHz SAW Filter Data Sheet Features Usable bandwidth of 12 MHz Typical 3 dB bandwidth of 12.4 MHz Low loss High attenuation Single-ended operation, 50 Ceramic Surface Mount Package (SMP) Hermetic Package Pin Configuration Surface Mount 13.30 x 6.50 x 1.75 mm Bottom View 1 2 3 4 1.75 NOM. 12 5 1.96 MAX. 11 6 0.76 10 9 8 7 13.3 2.54 2.18 Pin No. Description 6.50 2.54 5 Output 11 Input 6,12 Ground 1,2,3,4 Case Ground 1.17 x 3.76 0.79 1.50 7,8,9,10 Case Ground Dimensions shown are nominal in millimeters All tolerances are 0.15mm except overall length and width 0.10mm Body: Al O ceramic 2 3 Lid: Kovar, Ni plated Terminations: Au plating 0.5 - 1.0m, over a 2 - 6m Ni plating Subject to change or obsolescence without notice Rev - 15-Mar-2005 Page 1 of 5 Part Number 854917 140 MHz SAW Filter Data Sheet (1) Electrical Specifications (2) o Operating Temperature: +25 C Parameter Minimum Typical Maximum Unit Center Frequency - 140 - MHz Insertion Loss at F - 8.87 12.5 dB O 2 dB Bandwidth 10.2 11.58 - MHz 3 dB Bandwidth 12 12.4 - MHz 35 dB Bandwidth - 16.57 21.3 MHz Passband Ripple 134.6 - 145.4 MHz - 0.52 1 dB Phase Linearity 134.0 - 146.0 MHz - 9.67 15 deg p-p Group Delay Variation 134.6 - 145.4 MHz - 54 120 nsec Absolute Delay - 1 - sec Ultimate Rejection - 45 - dB o Temperature Coefficient - -94 - ppm/ C (3) Source Impedance - 50 - (3) Load Impedance - 50 - Notes: 1. All specifications are based on the test circuit shown below 2. All specifications are tested at room temperature only 3. This is the optimum impedance in order to achieve the performance shown Test Circuit: Actual matching values may vary due to PCB layout and parasitics 68nH 68nH 11 5 50 50 7pF 50 Single-ended Single-ended 50 1,2,3,4,6 Input Output 7,8,9,10,12 Subject to change or obsolescence without notice Rev - 15-Mar-2005 Page 2 of 5