saw bandpass filter part no.: act f9028 /916.5mhz/qcc8c product type: customer: saw filter part no.: customer part no.: actf9028/916.5mhz/qcc8c issued date: prepared by checked by approved by
the act f 9028 is a low - loss, compact, and economical surface - acoustic - wave ( saw ) filter in a surface - mount ceramic qcc8c case designed to provide front - end selectivity in 916 . 5 00 mhz receivers. receiver designs using this filter include superhet with 10.7 mhz or 500 khz if , direct conversion and superregen. 1. package dimension (qcc8c) 2. marking 3. test circuit laser marking 4. typical frequency response pin connection 1 input / output 5 output / input 2 , 3, 6 , 7 to be grounded 4, 8 case ground sign data (unit: mm) sign data (unit: mm) a 2.08 e 1.20 b 0.60 f 1.35 c 1.27 g 5.00 d 2.54 h 5.00
5. performance 5 - 1.maximum rating rating value unit input power level p in 10 dbm dc voltage v dc 12 v storage temperature range t stg - 40 to +85 operating temperature range t a - 10 to +60 5 - 2.electronic characteristics characteristic minimum typical maximum unit center frequency f c (ce nter frequency between 3db points) 91 6.5 00 mhz insertion loss il -- 4.0 5.5 db 3db pass band bw 3 1,200 khz rejection at f c 21.4mhz (image) 30 42 -- db a t f c 10.7mhz (lo) 20 35 -- ultimate -- 60 -- temperature turnover temperature t o 25 55 turnover frequency f o f c mhz frequency temperature coefficient ftc 0.032 ppm/ 2 frequency aging abso lute value during the first year | fa | 10 ppm/yr ? caution: electrostatic sensitive device. observe precautions for handling ! c e a actf 2003. all rights reserved . 1. the frequency f c is defined as the midpoint between the 3db frequencies. 2. unless noted otherwise, all measurements are made with the filter installed in the specified test fixture that is connected t o a 50 test system with vswr1.2:1. the test fixture l and c are adjusted for minimum insertion loss at the filter center frequenc y, f c . note that insertion loss, bandwidth, and passband shape are dependent on the impedance matching component values and quality. 3. unless noted otherwise, specifications apply over the entire specified operating temperature range. 4. frequency aging is the change in f c with time and is specified at +65c or less. aging may exceed the specification for prolonged temperatures above +65c. typically, aging is greatest the first year after manufacture, decreasing in subsequent years. 5. turnover temperature, t 0 , is the temperature of maximum (or turnover) frequency, f 0 . the nominal frequency at any case temperature, t c , may be calculated from: f = f 0 [1 - ftc (t 0 - t c ) 2 ]. 6. the specifications of this device are based on the test circuit shown above and subject to change or obsolescence without notice. 7. all equipment designs utilizing this product must be approved by the appropriate government agency prior to manufacture or sa le. 8. our liability is only assumed for the surface acoustic wave (saw) component(s) per se, n ot for applications, processes and circuits implemented within components or assemblies.
|
