422.5MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT42304 www.sipatsaw.com Features For RF SAW filter Single-double operation Ceramic Surface Mount Package Small size No matching required for operation at 50Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 422.5 - Insertion Loss(420～425MHz) dB - 2.2 2.5 Passband Variation(420～425MHz) dB - 0.5 1.2 Input/Output VSWR(420～425MHz) - - 1.7/1.9 2 0.5～410MHz dB 40 42 - 410～415MHz dB 30 34 - 445～455MHz dB 23 51 - 455～490MHz dB 42 53 - 490～1200MHz dB 30 35 - Ultimate Rejection Material Temperature coefficient KHz/°C -13.5 Substrate Material - 42LT Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -40 - +85 DC Voltage V Input Power dBm ESD Class - 0 - - 20 1A SMD3.0*3.0 Package Size Notes: 1. All specifications are based on the test circuit shown; 2. In production, all specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature; 3. Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. This is the optimum impedance in order to achieve the performance show. SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBT42304 Rev. Date 2010-10-10 Ver. 2.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 422.5MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT42304 www.sipatsaw.com Matching Configuration Source Impedance=50 ohm OUTPUT 100 INPUT 50 Load Impedance=100 ohm Notes - Component values may change depending on board layout. Package Dimension 3.0 Pad Configuration: 1 6 Input: Output: 4,6 D23D 5 Ground: All Others 3.0 2 XXYY 4 3 1.25±0.17 Marking Configuration: 1) •: Pad Number 1 Index 2) D23D: Part Number 0.7 4 3) XXYY: Date(Year/month) 5 3 6 2 1 0.6 2 0.7 1.5 Package: SMD3.0*3.0 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBT42304 Rev. Date 2010-10-10 Ver. 2.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 422.5MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT42304 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance 8.4171 -0.0829 -1.5829 -0.5829 -11.5829 -1.0829 -1.5829 Amplitude ripple(dB) -31.5829 -41.5829 -51.5829 -2.0829 -2.5829 -61.5829 -3.0829 -71.5829 -3.5829 -81.5829 -91.5829 390 400 410 420 430 Frequency(MHz) Horizontal: 10MHz/Div 440 450 -4.0829 460 Vertical: 10dB/Div 414 416 418 420 422 424 Frequency(MHz) Horizontal: 2MHz/Div Group Delay Variation(f0±2.5MHz) 426 428 430 432 Vertical: 0.5dB/Div Phase Linearity(f0±2.5MHz) Type Performance Type Performance 25 400 20 15 300 X: 420 Y: 145.8 X: 425 Y: 123.9 100 X: 425 Y: 3.769 X: 420 Y: 3.284 5 200 Degree(deg) Group Delay Time(ns) 10 0 -5 -10 0 -15 -20 -100 -25 -200 418 419 420 421 422 423 Frequency(MHz) Horizontal: 1MHz/Div 424 425 426 -30 418 427 Vertical: 100ns/Div 419 420 421 422 423 Frequency(MHz) Horizontal: 1MHz/Div VSWR11(f0±2.5MHz) 424 425 426 427 Vertical: 5deg/Div VSWR22(f0±2.5MHz) Type Performance (VSWR1) Type Performance (VSWR2) 3.5 3.5 3 3 2.5 2.5 Magnitude(dB) Magnitude(dB) Magnitude(dB) -21.5829 2 X: 425 Y: 1.731 1.5 X: 425 Y: 1.89 2 1.5 X: 420 Y: 1.226 X: 420 Y: 1.305 1 0.5 415 1 420 425 0.5 415 430 420 Frequency(MHz) SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 425 430 Frequency(MHz) Part Number LBT42304 Rev. Date 2010-10-10 Ver. 2.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3