Part Number 854666 70 MHz SAW Filter Data Sheet Features * * * * * * * * Usable bandwidth of 12 MHz Typical 3 dB bandwidth of 12.5 MHz Low loss High attenuation Single-ended operation, 50 Ceramic Surface Mount Package (SMP) Hermetic Package Pin Configuration Surface Mount 13.30 x 6.50 x 1.75 mm Bottom View 1 1.75 NOM. 1.96 MAX. 0.76 2 3 4 12 5 11 6 10 13.3 9 8 7 2.54 2.18 6.50 2.54 1.17 x 3.76 0.79 1.50 Pin No. 5 11 6,12 1,2,3,4 7,8,9,10 Description Output Input Ground Case Ground 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 - 1.0m, over a 2 - 6m Ni plating Subject to change or obsolescence without notice Rev - 14-Mar-2005 Page 1 of 5 Part Number 854666 70 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature: (2) +25 oC Parameter Center Frequency Insertion Loss at FO 1 dB Bandwidth 3 dB Bandwidth 40 dB Bandwidth Passband Ripple 64.6 - 75.4 MHz Phase Linearity 64.6 - 75.4 MHz Group Delay Variation 64.6 - 75.4 MHz Absolute Delay Temperature Coefficient Source Impedance (3) Load Impedance (3) Minimum Typical Maximum Unit 69.8 11.45 12 - 70 11.5 11.65 12.5 17.35 70.2 12.5 18.25 MHz dB MHz MHz MHz - 0.6 1 dB - 9 11.5 deg - 70 1.08 -94 50 50 90 - nsec sec ppm/ oC Notes: 1. 2. 3. All specifications are based on the test circuit shown below All specifications are tested at room temperature only 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 120nH 120nH 11 50 Single-ended Input 50 Subject to change or obsolescence without notice 5 1,2,3,4,6, 7,8,9,10,12 50 Single-ended Output 50 Rev - 14-Mar-2005 Page 2 of 5 Part Number 854666 70 MHz SAW Filter Data Sheet Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev - 14-Mar-2005 Page 3 of 5 Part Number 854666 70 MHz SAW Filter Data Sheet Matching Schematics Actual matching values may vary due to PCB layout and parasitics 120nH 120nH 11 50 Single-ended Input 5 1,2,3,4,6, 7,8,9,10,12 50 50 Single-ended Output 50 Marking PCB Footprint 13.51 1.70 3.53 SAWTEK 854666 XXXXXX 6.70 .99 ID Dot .99 Date Code 1.55 1.70 8.61 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 ID dot 24.8 2.7 O330 0.3 4.0 2.0 O1.5 A 1.75 11.5 13.9 O102 24 Direction of travel O20.2 O13.0 2.0 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 - 14-Mar-2005 Page 4 of 5 Part Number 854666 70 MHz SAW Filter Data Sheet Maximum Ratings Parameter Storage Temperature Range Symbol Minimum Maximum Unit Tstg -40 +85 C Warnings * * Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure Material Content * Does not contain lead (Pb) or other RoHS restricted materials 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 - 14-Mar-2005 Page 5 of 5