203921B ITF | Alldatasheet
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SAW Bandpass Filter 203921B Part No. 203921B Rev. Date 2008-03-11 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NT8001-AS01 1/6 1 3 .5 ± 0 .2 0 .4 9 ± 0 .0 5 1 3 2 4.8±0.2 2 .4 4 ± 0 .1 3.5±0.2 2 . 5 ± 0 .2 0 .2 5 ± 0 .0 5 1. Features /circle6 IF Bandpass Filter for TV /circle6 Plastic Package 2. Package Dimension Dimensions shown are nominal in millimeters Tinned CuFe alloy Parameter Unit Minimum Typical Maximum Storage Temperature Range °C -40 25 70 Pin Configuration
1 Input
2 Input ground
3 Case ground
4 Output
5 Output
SAW Bandpass Filter 203921B Part No. 203921B Rev. Date 2008-03-11 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NT8001-AS01 2/6 3. Specifications Fo = 44.0 MHz Terminating source impedance : 50 Ω Terminating load impedance : 2K Ω // 3pF Notes : 1) All specifications are based on the matching schematic shown below 2) All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature 3) All attenuation measurements are measured relative to insertion loss Minimum Typical Maximum Center Frequency MHz - 44.0 - Insertion Loss (Reference Level : 44.06 MHz) dB 16.8 18.2 19.8 3dB Bandwidth MHz - 5.4 - 30dB Bandwidth MHz - 6.6 - Sidelobe 35.06 ~ 37.06 MHz dB 35.0 42.0 - 37.06 ~ 39.41 MHz dB 30.0 42.0 - 47.71 ~ 50.06 MHz dB 24.0 30.0 - 50.06 ~ 55.06 MHz dB 32.0 40.0 - Relative Attenuation 39.81 MHz dB 30.0 41.0 - 41.06 MHz dB - 8.5 - 41.37 MHz dB 1.3 1.9 3.3 46.75 MHz dB 1.4 2.6 3.4 47.06 MHz dB - 11.2 - 47.31 MHz dB 17.0 27.8 - Amplitude Ripple ( 41.66 ~ 46.46 MHz ) dB - 0.8 - Group Delay Variation (41.37 ~ 46.75 MHz ) nsec - 50 - Absolute Delay usec - 1.16 - Triple Transition Suppression Level dB - 50 - Temperature Coefficient of Frequency ppm/°C - -72 -
SAW Bandpass Filter 203921B Part No. 203921B Rev. Date 2008-03-11 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NT8001-AS01 3/6 Balanced Output 2kΩInput 50 Ω 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) 5. Marking Configuration ITF 1) 203921B 2) 1) Manufacturer name 2) Part Number
SAW Bandpass Filter 203921B Part No. 203921B Rev. Date 2008-03-11 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NT8001-AS01 4/6 6. Typical Performance ( at +25℃℃ ℃℃ )
SAW Bandpass Filter 203921B Part No. 203921B Rev. Date 2008-03-11 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. NT8001-AS01 5/6