Preliminary Data Sheet Part Number 856134 1575.42 MHz SAW Filter Features * * * * * * * * * * * * For GPS applications Usable bandwidth 2 MHz Super low loss High attenuation No impedance matching required for operation at 100 Single-ended input Balanced output Superior amplitude and phase balance Ceramic Surface Mount Package (SMP) Hermetic RoHS compliant (2002/95/EC), Pb-free Pb Package Pin Configuration Surface Mount 2.50 x 2.00 x 0.76 mm Bottom View 2 3 5 4 1 0.76 NOM. 0.84 MAX. 2.50 0.94 2.00 1.38 0.50 0.50 Pin No. 1 2,5 3,4 Description Input Case ground Balanced output 0.94 Dimensions shown are nominal in millimeters All tolerances are 0.10mm Body: Al2O3 ceramic Lid: Kovar or Alloy 42, Au over Ni plated Terminations: Au plating 0.5 - 1.0m, over a 2 - 6m Ni plating Subject to change or obsolescence without notice Rev C 30-Sep-2005 Page 1 of 6 Part Number 856134 1575.42 MHz SAW Filter Preliminary Data Sheet Electrical Specifications (1) Operating Temperature: (2) +25 oC Parameter (3) Minimum Typical Maximum Unit - 1575.42 - MHz - 1.4 1.7 dB 30 27 15 12 20 30 35 38 31 26 14 22 35 45 - dB dB dB dB dB dB dB 10 16 - dB - 0.5 0.75 dB 180 - 185 50 120 + j35 190 - degree Center Frequency Maximum Insertion Loss 1574.42 - 1576.42 MHz Absolute Attenuation DC - 1450 MHz 1450 - 1475 MHz 1475 - 1525 MHz 1625 - 1675 MHz 1675 - 1775 MHz 1775 - 3155 MHz 3155 - 6000 MHz Input/Output Return Loss 1574.42 - 1576.42 MHz Output Amplitude Balance (|S31/S21|) 1574.42 - 1576.42 MHz Output Phase Balance (S31)- (S21) 1574.42 - 1576.42 MHz Nominal Source Impedance (4) Optimal Load Impedance (balanced) Notes: 1. 2. 3. 4. All specifications are based on the test circuit shown below This specification is valid for room temperature only. The specification over the full temperature range(s) is available on the next page(s) Electrical margin has been built into the design to account for the variations due to manufacturing tolerances This is the optimum impedance for maximum power transfer over passband Test Circuit: 1 50 Single-ended Input 3 100 Balanced Output 100 50 Subject to change or obsolescence without notice 2,5 4 Rev C 30-Sep-2005 Page 2 of 6 Part Number 856134 1575.42 MHz SAW Filter Preliminary Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -30 to +85 oC Parameter (3) Minimum Typical Maximum Unit - 1575.42 - MHz - 1.4 1.7 dB 30 27 14 10 20 30 35 38 31 20 13 22 35 45 - dB dB dB dB dB dB dB 10 16 - dB - 0.6 1 dB 180 - 187.5 50 120 + j35 195 - degree Center Frequency Maximum Insertion Loss 1574.42 - 1576.42 MHz Absolute Attenuation DC - 1450 MHz 1450 - 1475 MHz 1475 - 1525 MHz 1625 - 1675 MHz 1675 - 1775 MHz 1775 - 3155 MHz 3155 - 6000 MHz Input/Output Return Loss 1574.42 - 1576.42 MHz Output Amplitude Balance (|S31/S21|) 1574.42 - 1576.42 MHz Output Phase Balance (S31)- (S21) 1574.42 - 1576.42 MHz Nominal Source Impedance (4) Optimal Load Impedance (balanced) Notes: 1. 2. 3. 4. 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 This is the optimum impedance for maximum power transfer over passband Test Circuit: 1 50 Single-ended Input 3 100 Balanced Output 100 50 Subject to change or obsolescence without notice 2,5 4 Rev C 30-Sep-2005 Page 3 of 6 Preliminary Data Sheet Part Number 856134 1575.42 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev C 30-Sep-2005 Page 4 of 6 Part Number 856134 1575.42 MHz SAW Filter Preliminary Data Sheet Matching Schematics 1 50 Single-ended Input 3 100 Balanced Output 100 50 2,5 4 Marking PCB Footprint 2.59 Marking code Sawtek logo V JJJYM ID dot 2.08 .69 .71 SQ Date code .23 The date code consists of: JJJ = Julian day, Y = last digit of year, M = manufacturing site code This footprint represents a recommendation only Dimensions shown are nominal in millimeters Tape and Reel 8.8 O330 2.7 ID dot Sawtek logo 4.0 0.254 2.0 O1.5 A 1.75 3.5 8.0 2.75 O102 Direction of travel O20.2 O13.0 2.0 1.1 Section A-A 2.23 4.0 O1.0 A Dimensions shown are nominal in millimeters Packaging quantity: 10000 units/reel Subject to change or obsolescence without notice Rev C 30-Sep-2005 Page 5 of 6 Part Number 856134 1575.42 MHz SAW Filter Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Symbol Minimum Maximum T Tstg -30 -40 +85 +85 Unit o C C o Important Notes Warnings * * Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure RoHS Compliance * This product complies with EU directive 2002/95/EC (RoHS) Pb Solderability * Compatible with JEDEC J-STD-020C Pb-free process, 260C peak reflow temperature (see soldering profile) Links to Additional Technical Information PCB Layout Tips Qualification Flowchart S-Parameters Soldering Profile RoHS information 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 C 30-Sep-2005 Page 6 of 6