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| Preliminary Data Sheet Features * * * * * * For broadband applications 3 dB bandwidth 72 MHz High-attenuation Single-ended operation Ceramic Surface Mount Package (SMP) Replaces Sawtek P/N 851949 Part Number 856314 140 MHz SAW Filter * Package Surface Mount 9.00 x 7.01 x 1.50 mm Pin Configuration Bottom View 1 2 3 10 1.50 NOM. 1.65 MAX. 9.00 2.54 1.80 0.76 4 9 5 8 7 6 7.01 2.54 1.12 1.02 x 2.54 1.02 Pin No. 4 5 9 10 1,2,3,6,7,8 Description Output Output return Input Input return Case ground Dimensions shown are nominal in millimeters All tolerances are 0.15mm except overall length and width +0.10mm/-0.10mm Body: Al2O3 ceramic 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 - 12-Sep-2003 Page 1 of 5 Preliminary Data Sheet Operating Temperature Range: (2) 0 to +70 oC Part Number 856314 140 MHz SAW Filter Electrical Specifications (1) Parameter (3) Center Frequency Maximum Insertion Loss at 140 MHz Lower 1.5 dB Bandedge Upper 1.5 dB Bandedge Lower 3 dB Bandedge Upper 3 dB Bandedge Lower 40 dB Bandedge Upper 40 dB Bandedge Amplitude Variation 109 - 171 MHz Phase Linearity 109 - 171 MHz Group Delay Variation 109 - 171 MHz Relative Attenuation 15 - 75 MHz 75 - 89 MHz 191 - 215 MHz 215 - 298 MHz Source Impedance (5) Load Impedance (5) Substrate Material Temperature Coefficient of Frequency Notes: 1. 2. 3. 4. 5. Minimum 171 176 89 45 40 40 42 - Typical(4) 140 21 103 177 102 178 97 186 0.7 4.0 30 50 43 44 46 50 50 128-LiNbO3 -74 Maximum 22.5 109 104 191 1.5 10 100 - Unit MHz dB MHz MHz MHz MHz MHz MHz dB p-p deg p-p ns p-p dB dB dB dB - ppm/ oC All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances o All typical values given at 23 C 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 56pF 9 4 100nH 50 50 Single-ended 50 91nH 1,2,3,5 6,7,8,10 Subject to change or obsolescence without notice Rev - 12-Sep-2003 Page 2 of 5 Preliminary Data Sheet Part Number 856314 140 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev - 12-Sep-2003 Page 3 of 5 Preliminary Data Sheet Actual matching values may vary due to PCB layout and parasitics 56pF 9 4 Part Number 856314 140 MHz SAW Filter Matching Schematics 50 Single-ended 50 91nH 1,2,3,5 6,7,8,10 100nH 50 Marking PCB Footprint 9.19 1.32 Pad 1 ID dot SAWTEK 856314 XXXXXX 1.22 Date code 7.21 3.76 2.07 1.22 1.32 1.32 The date code consists of: day of the current year (Julian, 3 digits), last digit of the year (1 digit) and hour (2 digits) This footprint represents a recommendation only Dimensions shown are nominal in millimeters Tape and Reel 2.7 16.8 O330 0.3 2.0 4.0 O1.5 A 1.75 7.5 16.0 7.22 12.0 A ID dot 9.22 O102 O20.2 O13.0 2.0 Direction of travel 2.2 Section A-A O1.5 Dimensions shown are nominal in millimeters Packaging quantity: 2000 units/reel Subject to change or obsolescence without notice Rev - 12-Sep-2003 Page 4 of 5 Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Part Number 856314 140 MHz SAW Filter Symbol T Tstg Minimum -10 -40 Maximum +70 +85 Unit o o C C Warnings * * Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure Links to Additional Technical Information PCB Layout Tips S-Parameters Qualification Flowchart Soldering Profile Other Technical Information Sawtek's liability is limited only to the Surface Acoustic Wave (SAW) component(s) described in this data sheet. Sawtek does not accept any liability for applications, processes, circuits or assemblies which are implemented using any Sawtek component described in this data sheet. Contact Information PO Box 609501 Orlando, FL 32860-9501 USA Subject to change or obsolescence without notice Phone: +1 (407) 886-8860 Fax: +1 (407) 886-7061 Email: custservice@sawtek.com Web: www.sawtek.com Or contact one of our worldwide Network of sales offices, Representatives or distributors Rev - 12-Sep-2003 Page 5 of 5 |
Price & Availability of 856314
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