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| Preliminary Data Sheet Features * * * * * * For CDMA applications Usable 1dB bandwidth of 1.1 MHz Low loss High attenuation Single-ended operation Ceramic Surface Mount Package (SMP) Part Number 856151 240 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 - 30-Jan-2003 Page 1 of 5 Preliminary Data Sheet Operating Temperature Range: (2) -10 to +85 oC Part Number 856151 240 MHz SAW Filter Electrical Specifications (1) Parameter (3) Center Frequency, f0 Insertion Loss 239.45 - 240.55 MHz Lower 1 dB Bandedge (4) Upper 1 dB Bandedge Lower 10 dB Bandedge (4) Upper 10 dB Bandedge Attenuation 237.5 - 238.3 MHz 238.3 - 238.75 MHz 241.25 - 241.7 MHz 241.7 - 242.5 MHz Amplitude Variation 239.45 - 240.55 MHz Phase Variation 239.45 - 240.55 MHz Absolute Group Delay Group Delay Variation 239.45 - 240.55 MHz Rejection 170 - 237.5 MHz 242.5 - 310 MHz Input/Output Return Loss 239.45 - 240.55 MHz Source Impedance (5) 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 drift 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 240.55 239.1 35 25 25 35 40 40 10 - Typical 240 13 239.39 240.68 239.19 240.83 50 39 38 50 0.6 2 2.5 90 46 45 14 50 50 Quartz Maximum 16 239.45 240.9 1.0 6 3.5 200 - Unit MHz dB MHz MHz MHz MHz dB dB dB dB dB p-p degree sec nsec dB dB dB - Manual Test Circuit: Actual matching values may vary due to PCB layout and parasitics 7 12nH 10 5 39pF 50 18nH 50 Single-ended 50 39pF 1,2,3,4 6,7,8,9 Subject to change or obsolescence without notice Rev - 30-Jan-2003 Page 2 of 5 Preliminary Data Sheet Part Number 856151 240 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev - 30-Jan-2003 Page 3 of 5 Preliminary Data Sheet Actual matching values may vary due to PCB layout and parasitics 7 12nH 10 5 18nH Part Number 856151 240 MHz SAW Filter Matching Schematics 50 Single-ended 50 39pF 1,2,3,4 6,7,8,9 39pF 50 Marking PCB Footprint 8.84 SAWTEK 856151 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 - 30-Jan-2003 Page 4 of 5 Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Part Number 856151 240 MHz SAW Filter Symbol T Tstg Minimum -10 -40 Maximum +85 +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 30-Jan-2003 Page 5 of 5 |
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