Preliminary Data Sheet Part Number 856298 1220 MHz SAW Filter Features • • • • • • • • • For broadband access applications Usable bandwidth 10 MHz Low loss High attenuation No impedance matching required for operation at 200 Ω Balanced operation Ceramic Surface Mount Package (SMP) Small size Package Pin Configuration Surface Mount 3.00 x 3.00 x 1.22 mm Bottom View 1 2 3 1.22 NOM. 1.32 MAX. 0.69 8 7 3.00 3.00 0.60 0.75 1.20 4 0.60 Pin No. 1 2 5 6 3,4,7,8 6 5 Description Input Input return Output return Output Case Ground Dimensions shown are nominal in millimeters All tolerances are ±0.15mm except overall length and width ±0.10mm Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 0.5 - 1.0µm, over a 2 - 6µm Ni plating Subject to change or obsolescence without notice Rev - 27-Jun-2003 Page 1 of 5 Part Number 856298 1220 MHz SAW Filter Preliminary Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -10 to +70 oC Parameter (3) Minimum Typical Maximum Unit - 1220 - MHz 1225 4.5 1209.5 1230.5 5.5 1215 - dB MHz MHz 55 30 30 55 60 55 55 50 - dB dB dB dB - 0.5 1.5 dB - 30 200 200 - ns Ω Ω Center Frequency Maximum Insertion Loss 1215 - 1225 MHz Lower 1.5 dB Bandedge (4) Upper 1.5 dB Bandedge Stopband Rejection (4) 500 - 1152 MHz 1152 - 1190 MHz 1250 - 1288 MHz 1288 - 2000 MHz Amplitude Ripple (5) 1215 - 1225 MHz Group Delay Ripple (5) 1215 - 1225 MHz Source Impedance (6) Load Impedance (6) Notes: 1. 2. 3. 4. 5. 6. 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 will be referenced the insertion loss at center frequency Maximum peak to adjacent valley measured over the defined range This is the optimum impedance in order to achieve the performance shown Test Circuit: 1 200 Ω Balanced Subject to change or obsolescence without notice 5 200Ω 200Ω 2 3,4,7,8 6 Rev - No impedance matching required 27-Jun-2003 Page 2 of 5 Preliminary Data Sheet Part Number 856298 1220 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev - 27-Jun-2003 Page 3 of 5 Part Number 856298 1220 MHz SAW Filter Preliminary Data Sheet Matching Schematics 1 200 Ω Balanced 5 200Ω 200Ω 2 3,4,7,8 No impedance matching required 6 Marking PCB Footprint Marking code Sawtek logo .81 1.39 BJ .96 JJJYM 3.20 SQ .38 ID dot Date code .23 .81 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 2.7 12.8 4.0 ID dot Ø330 0.21 2.0 Ø1.5 A 1.75 5.5 Ø102 Ø20.2 Ø13.0 2.0 Direction of travel 12.0 3.25 Sawtek logo 1.4 3.25 4.0 A Ø1.5 Section A-A Dimensions shown are nominal in millimeters Packaging quantity: 5000 units/reel Subject to change or obsolescence without notice Rev - 27-Jun-2003 Page 4 of 5 Part Number 856298 1220 MHz SAW Filter Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Symbol Minimum Maximum T Tstg -10 -40 +70 +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: [email protected] Web: www.sawtek.com Rev - 27-Jun-2003 Page 5 of 5