Part Number 856244 1880 MHz SAW Filter Data Sheet Features • • • • • • • • Usable bandwidth 60 MHz High Rx attenuation No impedance matching required for operation at 50 Ω Single-ended operation Ceramic Chip Scale Package (CSP) Hermetic RoHS compliant (2002/95/EC), Pb-free Pb Package Pin Configuration Surface Mount 2.00 x 1.50 x 0.76 mm Bottom View 1 2 4 3 0.76 NOM. 0.84 MAX. 2.00 1.80 1.50 1.30 0.42 0.25x45° CHAMFER Pin No. 1 3 2,4 Description Input Output Case ground 0.56 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 - 1.0µm, over a 2 - 6µm Ni plating Subject to change or obsolescence without notice Rev E 05-Oct-2005 Page 1 of 6 Part Number 856244 1880 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) +25 oC Parameter (3) Minimum Typical Maximum Unit - 1880 - MHz - 2.8 3.1 dB - 0.9 1.5 dB p-p 30 21 38 35 25 15 34 24 44 45 30 22 - dB dB dB dB dB dB 8 - 10 50 50 - dB Ω Ω Center Frequency Maximum Insertion Loss 1850 - 1909.4 MHz Passband Variation 1850 - 1909.4 MHz Absolute Attenuation DC - 1770 MHz 1770 - 1825 MHz 1930 - 1990 MHz 1990 - 2500 MHz 2500 - 3820 MHz 3820 - 6000 MHz Input/Output Return Loss 1850 - 1909.4 MHz Optimal Source Impedance (4) Optimal Load Impedance (4) 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 in order to achieve the performance shown Test Circuit: 1 50 Ω Single-ended Subject to change or obsolescence without notice 50Ω 3 2,4 50Ω Rev E No impedance matching required 05-Oct-2005 Page 2 of 6 Part Number 856244 1880 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -30 to +85 oC Parameter (3) Minimum Typical Maximum Unit - 1880 - MHz - 3.1 3.9 dB - 0.8 2 dB p-p 30 14 28 35 35 25 15 34 20 44 44 45 30 22 - dB dB dB dB dB dB dB 8 - 10 50 50 - dB Ω Ω Center Frequency Maximum Insertion Loss 1850 - 1909.4 MHz Passband Variation 1850 - 1909.4 MHz Absolute Attenuation DC - 1770 MHz 1770 - 1825 MHz 1930 - 1990 MHz 1930.625 - 1990 MHz 1990 - 2500 MHz 2500 - 3820 MHz 3820 - 6000 MHz Input/Output Return Loss 1850 - 1909.4 MHz Optimal Source Impedance (4) Optimal Load Impedance (4) 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 in order to achieve the performance shown Test Circuit: 1 50 Ω Single-ended Subject to change or obsolescence without notice 50Ω 3 2,4 50Ω Rev E No impedance matching required 05-Oct-2005 Page 3 of 6 Part Number 856244 1880 MHz SAW Filter Data Sheet Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev E 05-Oct-2005 Page 4 of 6 Part Number 856244 1880 MHz SAW Filter Data Sheet Matching Schematics 1 50 Ω Single-ended 50Ω 3 No impedance matching required 50Ω 2,4 Marking PCB Footprint MFG site Marking code 8 M 0.31x45° CHAMFER WWY 1.50 0.62 ID dot 0.76 2.00 Date code The date code consists of: WW = 2 digit week, Y = last digit of year, M = manufacturing site code This footprint represents a recommendation only Dimensions shown are nominal in millimeters Tape and Reel 2.7 8.8 Ø330 4.0 ID dot 0.3 2.0 Ø1.5 A 1.75 3.5 8.0 2.34 Ø102 Ø20.2 Ø13.0 Direction of travel 2.0 1.09 1.83 Section A-A 4.0 Ø1.0 A Dimensions shown are nominal in millimeters Packaging quantity: 10000 units/reel Subject to change or obsolescence without notice Rev E 05-Oct-2005 Page 5 of 6 Part Number 856244 1880 MHz SAW Filter 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, 260°C 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: [email protected] Web: www.sawtek.com Rev E 05-Oct-2005 Page 6 of 6