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| Preliminary Data Sheet Features * * * * * * For IF applications Typical 3 dB bandwidth of 2 MHz High attenuation Single-ended operation Ceramic Surface Mount Package (SMP) Replaces Sawtek P/N 851905 (BW 3dB = 2.0MHz) Part Number 856064 140 MHz SAW Filter * Package Surface Mount 19.00 x 6.50 x 1.75 mm Pin Configuration Bottom View 1 2 3 4 5 1.75 NOM. 1.96 MAX. 0.76 10 9 8 7 6 19.0 1.80 1.91 R0.51 6.50 2.31 1.02 Pin No. 5 10 1,6 2,3,4 7,8,9 Description RF output RF input Ground Case ground Case ground Dimensions shown are nominal in millimeters All tolerances are 0.15mm except overall length and width +0.15mm/-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 A 06-Sep-2002 Page 1 of 5 Preliminary Data Sheet Operating Temperature Range: (2) 0 to +70 oC Part Number 856064 140 MHz SAW Filter Electrical Specifications (1) Parameter (3) Center Frequency Minimum Insertion Loss Lower 1 dB Bandedge (4) Upper 1 dB Bandedge Lower 3 dB Bandedge (4) Upper 3 dB Bandedge Lower 40 dB Bandedge (4) Upper 40 dB Bandedge Amplitude Variation 139.15 - 140.85 MHz Phase Linearity 139.15 - 140.85 MHz Group Delay Variation 139.15 - 140.85 MHz Relative Attenuation (4) 15 - 136 MHz 144 - 220 MHz 220 - 230 MHz 230 - 250 MHz 250 - 260 MHz 260 - 350 MHz Terminating Source Impedance: (5) Terminating Load Impedance: (5) Substrate Material Notes: 1. 2. 3. 4. 5. 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 and manufacturing tolerances All attenuation measurements are measured relative to minimum insertion loss This is the optimum impedance in order to achieve the performance shown Minimum 140.845 141.022 138.272 60 45 38 45 26 45 - Typical 140 21.5 139.06 140.94 138.91 141.09 138.31 141.67 0.5 1.8 85 64 56 46 65 31 65 50 50 Quartz Maximum 22.186 139.155 138.978 141.726 1.0 3.5 180 - Unit MHz dB MHz MHz MHz MHz MHz MHz dB p-p deg p-p ns p-p dB dB dB dB dB dB - Test Circuit: Actual matching values may vary due to PCB layout and parasitics 47nH 10 5 18pF 50 110nH 50 Single-ended 50 1,2,3,4 6,7,8,9 Subject to change or obsolescence without notice Rev A 06-Sep-2002 Page 2 of 5 Preliminary Data Sheet Part Number 856064 140 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev A 06-Sep-2002 Page 3 of 5 Preliminary Data Sheet Actual matching values may vary due to PCB layout and parasitics 47nH 10 5 110nH Part Number 856064 140 MHz SAW Filter Matching Schematics 50 Single-ended 50 1,2,3,4 6,7,8,9 18pF 50 Marking PCB Footprint 8.84 SAWTEK 856064 XXXXXX ID Dot Date Code 6.70 2.00 1.22 .69 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 32.8 O330 ID dot 0.3 2.0 4.0 O1.5 R0.75 A 1.75 14.2 19.6 32.0 28.4 O102 O20.2 O13.0 2.0 0.20 Direction of travel 2.3 Section A-A 7.1 12.0 O1.5 A Dimensions shown are nominal in millimeters Packaging quantity: 2000 units/reel Subject to change or obsolescence without notice Rev A 06-Sep-2002 Page 4 of 5 Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Part Number 856064 140 MHz SAW Filter Symbol T Tstg Minimum 0 -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 Rev A Or contact one of our worldwide network of sales offices, representatives or distributors 06-Sep-2002 Page 5 of 5 |
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