157.6 MHz SAW Filter Part Number 250810B 1. Features Typical 1dB bandwidth of 8.27 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25℃ Minimum Typical Maximum MHz 157.5 157.6 157.7 dB - 26.5 28.0 1dB Bandwidth MHz - 8.27 - 3dB Bandwidth MHz 8.4 8.46 8.55 40dB Bandwidth MHz - 9.3 9.4 dB - 0.6 1.0 Group Delay Variation (fo ± 3.7 MHz) nsec - 75 150 Absolute Delay usec - 3.88 4.0 dB 50 55 - ppm/℃ - -18 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 3.7 MHz) Ultimate Rejection Temperature Coefficient of Frequency * Input POWER : +10dBm 5.5max 6.0max 7.6±0.2 L1 I nput 50Ω 1 5 C2 Output 50Ω L2 17.7±0.2 2.5±0.2 C1 0.45±0.05 ITF 16A001 250810B 157.6-8.2M 27.3±0.5 12.7±0.5 Matching Schematic 2.5±0.2 D2712 Package Dimension C1 = 43pF, L1 = 27nH, C2 = 120pF, L2 = 18nH Pin Configuration Dimensions shown are nominal in millimeters Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 Input 1 Ground 2, 4 Output 5 Others Ground http://www.itf.co.kr [email protected] 2016. 04. 11 Rev 1.0 157.6 MHz SAW Filter Part Number 250810B 3. Typical Performance ( at +25℃ ) 1dB Bandwidth & Ripple CH2 CH4 S21 S21 LOG LOG 1 dB/ 1 dB/ 40dB Bandwidth 5 Apr 2016 11:07:09 1: 0. 0000 dB 0. 000 000 MHz 3: . 11730 dB 7. 400 000 MHz REF -25.7 dB REF -25.7 dB CH1 CH2 Markers REF=1MHz 8. 274668 BW: cent : 157 . 579401 S21 LOG 10 dB/ 5 Apr 2016 11:05:48 1: 0. 0000 dB 0. 000 000 MHz REF -25.7 dB PRm BW: 1 MHz Q: 19 . 044 MHz Q: 16 . 931 2 1_loss : -26 . 413 dB CH1 Markers REF=1MHz 9. 306220 cent : 157 . 561377 1_loss : -26 . 450 dB C 1 2 3 PRm 3 2 4 CH4 Markers mean : -26 REF=2 . 292 dB s. dev : . 10580 dB p-p : . 57510 dB 3 4 Cor CENTER 157 . 600 000 MHz SPAN 10 . 000 000 MHz 2 4 START 142 . 600 000 MHz 3dB Bandwidth & Group Delay CH2 CH4 S21 S21 LOG DEL 1 dB/ 150 ns/ Smith Chart(S11 & S22) 5 Apr 2016 11:06:58 1: 0. 0000 dB 0. 000 000 MHz 3: -4 . 7303 ns 7. 400 000 MHz REF -25.7 dB REF 3.8 us STOP 172 . 600 000 MHz CH1 S11 CH3 S22 CH2 Markers REF=1MHz 8. 461497 BW: cent : 157 . 575798 1 U FS 1 U FS 1: 56. 162 2: 38. 990 1. 5840 18. 668 5 Apr 2016 11:07:44 1. 5996 nH 157. 600 000 MHz 18. 852 nH 157. 600 000 MHz PRm MHz Q: 18 . 623 1_loss : -26 . 400 dB C 1 2 2 3 1 2 PRm CH4 Markers mean : 3. REF=2 8816 us Smo s. dev : 415 . 250 ns 3 p-p : 75 . 531 ns Cor CENTER 157 . 600 000 MHz SPAN 10 . 000 000 MHz 4 2 CENTER 157. 600 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ REF -25.7 dB SWR(S11 & S22) 5 Apr 2016 11:10:16 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers REF=1 2: -64 . 937 dB 157 . 600 MHz PRm 1 SPAN 30. 000 000 MHz CH1 CH3 S11 S22 SWR SWR 5 / 5 / 5 Apr 2016 11:08:39 1: 1. 1273 157 . 600 000 MHz 2: 1. 6256 157 . 600 000 MHz REF 0 REF 0 PRm 3: -63 . 772 dB 315 . 200 MHz C 1 2 3 2 START . 010 000 MHz STOP 500 . 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 CENTER 157 . 600 000 MHz http://www.itf.co.kr SPAN [email protected] 30 . 000 000 MHz 2016. 04. 11 Rev 1.0