tai-saw technology co., ltd. 2 tst dcc release document tai-saw technology co., ltd. no. 3, industrial 2nd rd., ping-chen industrial district, taoyuan, 324, taiwan, r.o.c. tel: 886-3-4690038 fax: 886-3-4697532 e-mail: tstsales@mail.taisaw.com web: www.taisaw.com if saw filter 43.75 mhz model no.: TB0182A rev. no.:4 a. features: 1.if filter for digital cable tv b. maximum rating: 1.dc voltage: 12 v. 2.ac voltage: 10 v. 3.storage temperature: -40c to +85 c. 4.operating tem perature: -25 c to +65 c terminating source impedance z s =50 ? terminating load impedance z l =2k ? //3 pf c. electrical characteristics: attenuation ( ref. : 43.75 mhz): min. typ. max. center frequency fc center frequency between 3db point 43.68 43.75 43.82 mhz insertion attenuation reference level for the following data 43.75 mhz 13.5 15.0 16.5 db 3db pass bandwidth - 6.0 - mhz 30db pass bandwidth - 7.6 - mhz 41.22 mhz -1.0 0.2 1.4 db 46.28 mhz -1.0 0.2 1.4 db 40.75 mhz 1.2 2.7 4.2 db 46.75 mhz 1.2 2.7 4.2 db 39.75 mhz 38.0 53.0 - db 47.75 mhz 37.0 48.0 - db lower side lobe 35.00-39.00 mhz 39.00-39.75 mhz 42.0 37.0 48.0 46.0 - - db db upper side lobe 47.75-50.00 mhz 50.00-55.00 mhz 36.0 42.0 41.0 48.0 - - db db reflected wave signal suppression 42.0 52.0 db feed through signal suppre ssion 50.0 56.0 db group delay ripple 40.75-46.75 mhz - 40 - ns
tai-saw technology co., ltd. 3 tst dcc release document impedance at 43.75 mhz input impedance output impedance - 1.1||16.4 1.1||5.0 - k ? ||pf k ? ||pf temperature coefficient of frequency - -72.0 - ppm/k d.frequency characteristics:
tai-saw technology co., ltd. 4 tst dcc release document e.test circuit f.outline drawing: pin 1: input pin 2: input-ground pin 3: chip carrier-ground pin 4: output pin 5: output yy : date code for year mm : date code for month unit : mm : week code (follow the table from planner each year) : product / year code 1 8 2 t
tai-saw technology co., ltd. 5 tst dcc release document g. pa c k i n g : inside package: dimensions of inside package: unit: mm l w h products contained 405 4.50 11.50 28pcs dimensions of outside box: unit: mm l w h inside box contained 490 260 190 12000pcs year 2005 2009 2006 2010 2007 2011 2008 2012 product code b b b b
tai-saw technology co., ltd. 6 tst dcc release document 20 40 60 80 100 120 140 160 180 200 220 240 260 280 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 time (sec) temp ( deg c) h. recommended reflow profile :
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