ceramic duplexer IDD08468 844 mhz / 889 mhz part no. IDD08468 rev. date 2014-9-16 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. as01 1/2 features ceramic duplexer usable bandwidth 10 mhz each rx. and tx. band no matching / antenna & transmitter & receiver impe dance 50 surface mounted module package ( 31.5mm 12.8mm 7.5mm ) package dimension 7.5 max. 12.7 12.7 2.3 4.7 4.0 5.0 7.7 1.5 1.2 4.0 top view bottom view front view ground i/o port tolerance : 0.20 unit : mm part number low ant high rf devices,inc. 31.00[31.5max.] 3.91 8.80 30.00 4.00 4.00 4.00 4.00 4.00 4.00 12.80 maximum ratings electrostatics sensitive device ( esd ) pin configuration description function rx (839 ~ 849mhz) receiver ant antenna tx (884 ~ 894mhz) transmitter parameter unit minimum typical maximum operating temperature range c -40 25 +85 storage temperature range c -40 - +85
ceramic duplexer IDD08468 844 mhz / 889 mhz part no. IDD08468 rev. date 2014-9-16 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. as01 2/2 specification fo = 844 mhz / 889 mhz notes : 1) all specifications are based on the matching s chematic shown below, measured by agilent network a nalyzer and full 3 port calibration. 2) electrical margin has been built into the design to account for the variations due to temperature d rift and manufacturing tolerances 3) all attenuation measurements are measured absolu te to insertion loss ant to rx minimum typical maximum insertion loss (844 mhz +/-5 mhz) db - 1.8 2.0 amplitude ripple (844 mhz +/-5 mhz) db - 0.3 0.5 return loss (844 mhz +/-5 mhz) db 18 20 - input power (844 mhz +/-5 mhz) watt 3w > 50000 hours, cw tone (ta=+50 c) relative attenuation 884 ~ 894 mhz db 50 55 - tx to ant minimum typical maximum insertion loss (889 mhz +/-5 mhz) db - 1.8 2.0 amplitude ripple (889 mhz +/-5 mhz) db - 0.3 0.5 return loss (889 mhz +/-5 mhz) db 18 20 - input power (889 mhz +/-5 mhz) watt 3w > 50000 hours, cw tone (ta=+50 c) relative attenuation 839 ~ 849 mhz db 50 55 -
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