part number 856905 921.5 mhz saw filter data sheet subject to change or obsolescence without notice rev a 06/10 ? triquint semiconductor page 1 of 5 features for base station applications usable bandwidth 13 mhz low loss single - ended operation ceramic chip scale package (csp) hermetic rohs compliant (2002/95/ec), pb - free package pin configuration surface mount 2.00 x 1.50 x 0.76 mm bottom view csp - 8a pin no. description 1 input 3 output 2,4 case ground dimensions shown are nominal in millimeters all tolerances are 0.10mm body: al 2 o 3 ceramic lid: kovar or alloy 42 , au over ni plated terminations: au plating 0.5 - 1.0 m, over a 2 - 6 m ni plating pb 0.76 nom. 0.84 max. 1.30 1.50 0.42 0.56 0.25x45 chamfer 1.80 2.00 3 4 2 1
part number 856905 921.5 mhz saw filter data sheet subject to change or obsolescence without notice rev a 06/10 ? triquint semiconductor page 2 of 5 electrical specifications (1) operating temperature range: (2) - 4 0 to +85 o c parameter (3) minimum typical (4) maximum unit center frequency - 9 21.5 - mhz maximum insertion loss 915 C 928 mhz - 1. 9 3.0 db absolute attenuation (5) 10 C 857.5 mhz 857.5 C 895 mhz 970 C 1005 mhz 1005 C 1110 mhz 1110 C 3000 mhz 40 35 35 40 30 50.7 41.1 46.7 53.6 35.2 - - - - - db db db db db amplitude variation 915 C 928 mhz - 0. 3 1.0 db p - p group delay variation 915 C 928 mhz - 28.0 50 ns p - p input/output return loss 915 C 928 mhz 10 13.1 - db source impedance (single - ended) (6) load impedance (single - ended) (6) - - 50 50 - - notes : 1. all specifications are based on the test circuit shown below 2. in production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature 3. electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances 4. typical values are based on average measurements on pcb at room temperature, unless otherwise noted 5. relative to zero db 6. this is the optimum impedance in order to ach ieve the performance shown test circuit: actual matching values may vary due to pcb layout and parasitics 50 single - ended input 50 single - ended output 2,4 1 3 50 50
part number 856905 921.5 mhz saw filter data sheet subject to change or obsolescence without notice rev a 06/10 ? triquint semiconductor page 3 of 5 typical performance (at room temperature)
part number 856905 921.5 mhz saw filter data sheet subject to change or obsolescence without notice rev a 06/10 ? triquint semiconductor page 4 of 5 matching schematics actual matching values may vary due to pcb layout and parasitics 50 single - ended input 50 single - ended output marking pcb footpri nt 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 dimensi ons shown are nominal in millimeters packaging quantity: 10000 units/reel marking code mfg site cu m wwy id dot date code 2,4 1 3 50 50 0.31x45 chamfer 0.76 2.00 0.62 1.50 8.8 id dot 2.0 direction of travel ? 330 ? 20.2 ? 13.0 ?102 2.7 1.83 section a-a 0.3 1.09 2.34 ? 1.5 ? 1.0 4.0 4.0 2.0 a a 8.0 3.5 1.75
part number 856905 921.5 mhz saw filter data sheet subject to change or obsolescence without notice rev a 06/10 ? triquint semiconductor page 5 of 5 maximum ratings parameter symbol minimum maximum unit operating temperature range t - 4 0 +85 o c storage temperature range t stg - 40 +85 o c important notes warnings elec trostatic sensitive device (esd) avoid ultrasonic exposure rohs compliance this product complies with eu directive 2002/95/ec (rohs) 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 soldering profile s - parameters rohs information other technical information triquints liability is limited only to the surface acoustic wave (saw) component(s) described in this data sheet. triquint does not accept any liability for applications, processes, circuits or assemblies, which are implemented using any triquint compone nt described in this data sheet. contact information phone: +1 (407) 886 - 8860 fax: +1 (407) 886 - 7061 email: info - product@tqs.com web: www.triquint.com or contact one of our worldwide network of sales offices, representatives or distributors po box 609501 orlando, fl 32860 - 9501 usa pb
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