Preliminary Data Sheet Part Number 855092 240 MHz SAW Filter Features * * * * * For broadband applications Typical 3 dB bandwidth of 10 MHz Single-ended or balanced operation Ceramic Surface Mount Package (SMP) Small size Package Pin Configuration Surface Mount 5.51 x 7.01 x 1.70 mm Bottom View 1 2 3 12 4 11 5 10 6 0.81 1.70 NOM. 1.85 MAX. 7.01 1.27 9 1.70 1.27 5.51 0.79 1.14 Pin No. 3 4 9 10 1,2,5,6,7 8,11,12 8 7 Description Output Output return Input Input return Case ground Case ground Dimensions shown are nominal in millimeters All tolerances are 0.15mm except overall length and width 0.13mm 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 B 28-Apr-2004 Page 1 of 5 Part Number 855092 240 MHz SAW Filter Preliminary Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -10 to +60 oC Parameter (3) Center Frequency Minimum Insertion Loss at 240 MHz Lower 3 dB Bandedge (4) Upper 3 dB Bandedge Lower 40 dB Bandedge (4) Upper 40 dB Bandedge Amplitude Variation 236.15 - 243.85 MHz Phase Linearity 236.15 - 243.85 MHz Group Delay Variation 236.15 - 243.85 MHz Relative Attenuation(4) 200 - 226 MHz 255 - 280 MHz 280 - 300 MHz Source Impedance: (5) Load Impedance: (5) Substrate Material Temperature Coefficient of Frequency Minimum Typical Maximum Unit 245 222.5 - 240 11 234.35 247.05 229.9 235.22 14 235 257.5 MHz dB MHz MHz MHz MHz - 0.7 1 dB - 5 2 deg - 35 75 nsec 45 40 45 - 50 43 50 50 50 YZ LiNbO3 -94 - dB dB dB ppm/oC 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 Test Circuit: Actual matching values may vary due to PCB layout and parasitics 68pF 47nH 9 50 Single-ended 50 Subject to change or obsolescence without notice 33nH 3 1,2,4,5,6 7,8,10,11 4pF 10pF 50 Rev B 28-Apr-2004 Page 2 of 5 Preliminary Data Sheet Part Number 855092 240 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev B 28-Apr-2004 Page 3 of 5 Part Number 855092 240 MHz SAW Filter Preliminary Data Sheet Matching Schematics Actual matching values may vary due to PCB layout and parasitics 68pF 47nH 9 50 Single-ended 33nH 50 3 Marking PCB Footprint 1.34 SAWTEK 855092 XXXXXX ID dot 10pF 50 4pF 1,2,4,5,6 7,8,10,11 .28 .99 1.34 .28 Date code 5.71 .99 7.21 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 ID dot O330 0.3 2.0 4.0 O1.5 A 1.75 7.5 7.3 O102 16.0 Direction of travel O20.2 O13.0 2.0 2.2 5.8 8.0 O1.5 A Section A-A Dimensions shown are nominal in millimeters Packaging quantity: 3000 units/reel Subject to change or obsolescence without notice Rev B 28-Apr-2004 Page 4 of 5 Part Number 855092 240 MHz SAW Filter Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Symbol Minimum Maximum T Tstg -10 -40 +60 +85 Unit o C C o Warnings * * Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure Links to Additional Technical Information PCB Layout Tips Qualification Flowchart Soldering Profile S-Parameters 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 Or contact one of our worldwide network of sales offices, representatives or distributors Phone: +1 (407) 886-8860 Fax: +1 (407) 886-7061 Email: custservice@sawtek.com Web: www.sawtek.com Rev B 28-Apr-2004 Page 5 of 5