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 44mhz(bw=5.6mhz) f or digital tv model no.: TB0486A rev. no.3 a. maximum rating: dc voltage v dc 12 v between any terminals ac voltage v pp 10 v between any terminals operating temperature range t a -25~65 storage temperature range t stg -40~85 b. characteristics : 1. electronic characteristics reference temperature: ta=25 terminating source impedance z s =50 terminating load impedance z l =2k //3pf 2 .amplitude characteristics min. typ. max. center frequency fc center frequency between 10db point - 44.0 - mhz insertion attenuation reference level for the following data 44.08(44.00) mhz 12.0 14.0 16.0 db amplitude ripple 41.75-46.41 (41.67-46.33) mhz 0.0 0.6 1.0 db 3db pass bandwidth 5.4 5.6 5.8 mhz 30db pass bandwidth 7.0 7.3 7.6 mhz lower side lobe 35.08-38.08(35.00-38.00) mhz 38.08-40.13(38.00-40.05) mhz 42.0 38.0 48.0 45.0 - - db db upper side lobe 48.03-50.33(47.95-50.25) mhz 50.33-55.08(50.25-55.00) mhz 37.0 41.0 45.0 50.0 - - db db reflected wave signal suppression 42.0 52.0 db feed through signal suppression 50.0 56.0 db group delay ripple 41.75?46.41(41.67?46.33) mhz - 40 - ns impedance at 44.08 mhz input impedance output impedance - 1.5||15.4 1.3||4.6 - k ? ||pf k ? ||pf temperature coefficient of frequency - -72.0 - ppm/k
tai-saw technology co., ltd. - 3 - tst dcc release document c. frequency characteristics : 1. s21 response: (span 20mhz) fig.1 horizontal : 2mhz/div vertical: 10b/div fig.2 horizontal : 0.8mhz/div vertical: 1db/div
tai-saw technology co., ltd. - 4 - tst dcc release document d. test circuit: e. outline drawing: unit: mm year 2005 2009 2006 2010 2007 2011 2008 2012 product code b b b b pin no. functions 1. input 2. input-ground 3. chip carrier-ground 4. output 5. output : week code (follow the table from planner each year) : product / year code 4 8 6 t
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