SAW Delay-Line 881D253 1. Features CDMA RF Delay-Line Single-Ended Operation DIP Package Maximum Storage Temperature Range : -40 ~ 85 Electrostatics Sensitive Device (ESD) ITF 04A001 881D253 2. Package Dimension Package : D7420 Input 8 Output 2, 11 Ground Others Case ground Dimensions shown are nominal in millimeters I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Pin Configuration 17 Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated Part No. 881D253 Rev. Date 2004-05-27 Rev. ND1006-CS02 SAW Delay-Line 881D253 3. Specifications Fo = 881.5 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 881.5 - dB - 32.0 35.0 3dB Bandwidth MHz 45.0 64.5 - 30dB Bandwidth MHz - 110.0 120.0 dB - 0.8 1.0 Group Delay Variation (Fo +/- 12.5 MHz) nsec - 80 300 Absolute Delay usec 14.8 15.0 15.2 dB - 35 - ppm/°C - -94 - Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 12.5 MHz) Ultimate Rejection Temperature Coefficient of Frequency 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 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 881D253 Rev. Date 2004-05-27 Rev. ND1006-CS02 SAW Delay-Line 881D253 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) )*%#$ &' ( ! "#$%#$ &'( ! L1 = L2 = 6.8 nH C1 = C2 = 3 pF 5. Marking Configuration ITF1) 04A0012) 881D2533) 1) Manufacturer name 2) Lot Number 3) Part Number I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 881D253 Rev. Date 2004-05-27 Rev. ND1006-CS02 SAW Delay-Line 881D253 6. Typical Performance ( at +25 , ) CH1 S21 LOG 10 dB/ 27 May 2004 09:19:38 1: 0. 0000 dB 0. 000 000 MHz REF -33 dB CH1 Markers Smo Cor MHz : 885 . 789719 MHz 1 1_loss : -33 . 063 dB 3 4 CENTER 881 . 500 000 MHz S21 S21 LOG DEL cent Q: 8. 0478 2 CH2 CH4 REF=1 BW: 110 . 066581 1 dB/ 200 ns/ SPAN 150 . 000 000 MHz 27 May 2004 09:19:58 2: - . 18070 dB 25. 000 000 MHz 2: 2. 4429 ns 25. 000 000 MHz REF -31.4 dB REF 15.22 us CH2 Markers REF=3 mean : -31 . 737 dB s. dev : . 14660 dB p-p : . 51800 dB 2 2 3 1 2 Smo 3 1 4 CH4 Markers Cor REF=3 mean : 15. 044 us Smo s. dev : 3. 9024 ns p-p : 76. 498 ns Cor CENTER 881 . 500 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 30. 000 000 MHz Part No. 881D253 Rev. Date 2004-05-27 Rev. ND1006-CS02 + SAW Delay-Line 881D253 CH1 S21 LOG 10 dB/ 27 May 2004 09:20:13 1: 0. 0000 dB 0. 000 000 MHz REF -33 dB CH1 Markers Smo BW: Cor 64. 485033 MHz : 885 . 147024 MHz 1 1_loss : -33 . 057 dB 2 4 CENTER 881 . 500 000 MHz S11 S22 1 U FS 1 U FS 1: 71. 305 1: 67. 656 cent Q: 13. 726 3 CH1 CH3 REF=1 SPAN 150 . 000 000 MHz -19 . 781 25. 832 27 May 2004 09:20:48 9. 1273 pF 881 . 500 000 MHz 4. 6640 nH 881 . 500 000 MHz Smo 1 1 CENTER 881 . 500 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 150 . 000 000 MHz Part No. 881D253 Rev. Date 2004-05-27 Rev. ND1006-CS02