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| Preliminary Data Sheet Features * * * * * * For IF applications Typical 3 dB bandwidth of 0.75 MHz High attenuation Single-ended operation Ceramic Surface Mount Package (SMP) Replaces Sawtek P/N 851902 (BW 3dB = 0.75MHz) Part Number 856062 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 - 16-Jul-2002 Page 1 of 5 Preliminary Data Sheet Operating Temperature Range: (2) 0 to +70 oC Part Number 856062 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 139.805 - 140.195 MHz Phase Linearity 139.805 - 140.195 MHz Group Delay Variation 139.805 - 140.195 MHz Relative Attenuation (4) 15 - 138.5 MHz 141.5 - 155 MHz 155 - 219 MHz 219 - 239 MHz 239 - 248 MHz 248 - 268 MHz 268 - 350 MHz Terminating Source Impedance (5) Terminating Load Impedance (5) 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 140.195 140.324 139.035 50 43 48 48 50 - Typical 140 20.8 139.722 140.264 139.606 140.376 139.123 140.912 0.44 0.95 62 59.6 54.5 59.3 13.8 62.6 14.0 66.0 50 50 Maximum 23 139.805 139.676 140.965 1 4 240 - 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 22nH 10 5 50 50 Single-ended 50 22pF 1,2,3,4 6,7,8,9 Subject to change or obsolescence without notice Rev - 16-Jul-2002 Page 2 of 5 Preliminary Data Sheet Part Number 856062 140 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev - 16-Jul-2002 Page 3 of 5 Preliminary Data Sheet Actual matching values may vary due to PCB layout and parasitics 22nH 10 5 Part Number 856062 140 MHz SAW Filter Matching Schematics 50 Single-ended 50 22pF 1,2,3,4 6,7,8,9 50 Marking PCB Footprint 8.84 SAWTEK 856062 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 - 16-Jul-2002 Page 4 of 5 Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Part Number 856062 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 - Or contact one of our worldwide network of sales offices, representatives or distributors 16-Jul-2002 Page 5 of 5 |
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