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SAW Bandpass Filter 203919B
1. Features
IF Bandpass Filter for DAB Surface Mount Device(SMD) Package
2. Package Dimension
6
7
8
9
10
ITF 203919B
5 4 3 2 1
Pin Configuration 10 Input Input ground Output Ground
Package : S1038
1 5, 6
Dimensions shown are nominal in millimeters Base : Epoxy PCB plate Cap : Polyphenylene Sulphide plastic Terminations : Au plating
Other
Parameter Operation Temperature Range Storage Temperature Range
Unit
C C
Minimum -30 -40
Typical 25 -
Maximum 85 85
I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809
Part No. Rev. Date Rev.
203919B 2004-11-29 NT4010-CS01 1/5
SAW Bandpass Filter 203919B
3. Specifications
Fo = 38.912 MHz Terminating source impedance Terminating load impedance : 50 : 2K // 3pF
Minimum Center Frequency Insertion Loss 3dB Bandwidth 30dB Bandwidth Relative Attenuation 30.01 ~ 36.27 MHz 36.27 ~ 37.31 MHz 40.61 ~ 41.41 MHz 41.41 ~ 50.01 MHz Group Delay Variation (Fo +/- 0.75 MHz) Absolute Delay Temperature Coefficient of Frequency dB dB dB dB nsec usec ppm/C 35.0 35.0 30.0 33.0 MHz dB MHz MHz 17.2 -
Typical 38.912 19.1 1.52 2.64
Maximum 21.2 -
47.0 44.0 42.0 45.0 150 1.21 -18
-
300 -
Notes : 1) 2) 3) All specifications are based on the matching schematic shown below All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature All attenuation measurements are measured relative to insertion loss
I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809
Part No. Rev. Date Rev.
203919B 2004-11-29 NT4010-CS01 2/5
SAW Bandpass Filter 203919B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input 50
Balanced Output 2k
5. Marking Configuration
ITF1) 203919B2)
3)
1) Manufacturer name 2) Part Number 3) Pad Number 1 Index
I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809
Part No. Rev. Date Rev.
203919B 2004-11-29 NT4010-CS01 3/5
SAW Bandpass Filter 203919B
6. Typical Performance ( at +25 )
CH1 S21 LOG 10 dB/ REF -18.7 dB 23 Nov 2004 13:05:51 1: 0. 0000 dB 0. 000 000 MHz
CH1 Markers Cor 1 2 BW : cent : 2. 635120 38. 898259 MHz MHz
REF=1
Q: 14. 761 1_loss : -19 . 125 dB
3
4
CENTER 38. 912 000 MHz
SPAN
10. 000 000 MHz
CH2 CH4
S21 S21
LOG DEL
1 dB/ 300 ns/
REF -18.7 dB REF 1.4 us
1: 0. 0000 dB 3: 44. 378 ns
0. 000 000 MHz 1. 500 000 MHz
CH2 Markers BW : cent : 1. 518696 MHz 38. 910667 MHz
REF=1
Q: 25. 621 1_loss : -19 . 047 dB 1 2 4
3
2 Cor Smo CH4 Markers Cor mean: 1. 2090 us s. dev : 25. 188 ns p-p : 113 . 93 ns REF=2 3 4
CENTER 38. 912 000 MHz
SPAN
3. 000 000 MHz
2
I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809
Part No. Rev. Date Rev.
203919B 2004-11-29 NT4010-CS01 4/5
SAW Bandpass Filter 203919B
CH2 S21
LOG
1 dB/
REF -18.7 dB
3:- . 04160 dB
1. 000 000 MHz
CH1
S21
LOG
10 dB/
REF -18.7 dB
1: -19 . 165 dB
38. 912 000 MHz
CH2 Markers mean: -18 . 882 dB s. dev : . 15060 dB p-p : . 58580 dB 3 2
REF=2
Cor
1
Cor
CENTER 38. 912 000 MHz
SPAN
3. 000 000 MHz
START
29. 000 000 MHz
STOP 51. 000 000 MHz
23 Nov 2004 15:58:45 CH1 S 21 log MAG 10 dB/ REF -36 dB
CH1 S21 LOG 10 dB/ REF -18.7 dB
23 Nov 2004 14:28:54
PRm Cor
Cor
CH1 START 0 s
STOP 5 us
START 20. 000 000 MHz
STOP 120. 000 000 MHz
I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809
Part No. Rev. Date Rev.
203919B 2004-11-29 NT4010-CS01 5/5

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