规格书编号 SPEC NO : 产品 规 格书 SPECIFICATION CUSTOMER 客 户： PRODUCT 产 品： SAW FILTER MODEL NO 型 号： HDF480-2 S3 PREPARED 编 制： CHECKED 审 核： APPROVED 批 准： D A T E 日 期： 2011-3-23 客户确认 CUSTOMER RECEIVED: 审核 CHECKED 批准 APPROVED 日期 DATE 无锡市好达电子有限公司 Shoulder Electronics Limited www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:[email protected] Page 1 of 6 SAW FILTER HDF480-2 S3 更改历史记录 History Record 更改日期 Date www.shoulder.cn 规格书编号 Spec. No. 产品型号 Part No. 客户产品型号 Customer No. Tel:0755-82916880 Fax:0755-82916881 更改内容描述 Modify Content E-mail:[email protected] 备注 Remark Page 2 of 6 SAW FILTER HDF480-2 Feartures IF filter for DSB receivers with two channels Constant group delay Channel 1: 1dB bandwith typ.23.0MHz 3dB bandwith typ.27.0MHz Insertion attenuation typ.20.4dB S3 Metal package S-3 Channel 2: 1 dB bandwith typ.13.0MHz 3 dB bandwith typ.18.0MHz Insertion attenuation typ.20.4dB Unit:mm Terminals NiFeCo,gold plated Pin configuration 1. Input channal 1 7 .Input channal 2 5 .Output 2.3.4.6.8.Ground www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:[email protected] Page 3 of 6 SAW FILTER HDF480-2 Electronic Characteristics Ambient temperature Source impedance Load impedance Characteristics of channel Characteristic Insertion attenuation TA=25℃ ZS=50 ohm ZL=50 ohm 1 min typ Relative attenuation 466.00MHz 493.00MHz Lower sidelobe 430.00-452.00MHz Upper sidelobe 507.00-530.00MHz Reflected wave signal suppression 0.13us-2.0us after main pulse Feedthrough signal suppression 23 dB 4.5 4.5 dB dB dB dB 40.0 49.0 dB 43.0 dB τ 466.00-493.00MHz Impedance at 479.50 MHz Input Zin=Rin||Cin Output Zout=Rout||Cout Temperature coefficient of frequency www.shoulder.cn unit 34.0 34.0 0.30us-0.20us before mainpulse Group delay ripple max α Reference level for the following data Group delay S3 Tel:0755-82916880 Fax:0755-82916881 11 TCf E-mail:[email protected] 170||3.6 180||3.8 -86 18 ns Ω||pF Ω||pF ppm/K Page 4 of 6 SAW FILTER Characteristics of channel Characteristic Insertion attenuation HDF480-2 2 min typ max unit 23 dB 4.5 4.5 dB dB dB dB α Reference level for the following data Relative attenuation 470.50MHz 488.50MHz Lower sidelobe 430.00-452.00MHz Upper sidelobe 507.50-530.00MHz Reflected wave signal suppression 0.13us-2.0us after main pulse Feedthrough signal suppression 0.30us-0.20us before mainpulse Group delay Dτ Group delay ripple 470.50-488.50MHz Impedance at 479.50 MHz Output Zout=Rout||Cout Temperature coefficient of frequency TCf 4 Frequency Characteristics www.shoulder.cn S3 Tel:0755-82916880 Fax:0755-82916881 34.0 34.0 40.0 44.0 dB 44.0 dB 11 130||3.3 -86 E-mail:[email protected] 18 ns Ω||pF ppm/K Page 5 of 6 SAW FILTER www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 HDF480-2 E-mail:[email protected] S3 Page 6 of 6