CER0678A 1800 MHz DCS Duplexer Revision B - Origin Date: November 14, 2008 – Revision Date: July 11, 2011 Features • Low loss • Flat Low Ripple • High Rejection Description Surface mount, silver (Ag) coated ceramic duplexer. Developed for use in DCS infrastructure applications. Weight: 3.0 grams typical Material: Filter is composed of a ceramic block plated with Ag and a shield made of nickel silver plated steel. Filter complies with RoHS standards. Electrical Specifications Parameter Low Band Response (S21) Passband Iloss Passband Ripple Passband Return Loss @ Port 2 Passband Return Loss @ Ant Attenuation High Band Response (S13) Passband Iloss Passband Ripple Passband Return Loss @ Port 3 Passband Return Loss @ Ant Attenuation Isolation (S23) Rejection @ Low Band Rejection @ Mid Band Rejection @ High Band Frequency MHz Typical @ 25ºC Specification @ 25ºC Spec over -40ºC to +85ºC 1740 - 1785 1740 - 1785 1740 - 1785 1740 - 1785 1710 - 1720 1835 - 1880 3480 - 3570 -1.60 1.00 -15.00 -15.00 -0.50 -54.00 -6.00 -2.00 1.40 -13.50 -13.50 0.00 -50.00 -5.00 -2.20 1.50 -13.50 -13.50 0.00 -50.00 -5.00 1835 - 1880 1835 - 1880 1835 - 1880 1835 - 1880 1740 - 1785 1805 - 1815 3670 - 3760 -1.80 1.00 -15.00 -15.00 -54.00 -2.50 -15.00 -2.10 1.40 -13.50 -13.50 -50.00 -1.00 -13.00 -2.30 1.50 -13.50 -13.50 -50.00 -1.00 -13.00 1740 - 1785 1785 - 1835 1835 - 1880 -52.00 -42.00 -52.00 -50.00 -40.00 -50.00 -50.00 -40.00 -50.00 Power into any port 5 Watt max Note: Supplier shall test each filter to the critical electrical specifications of the above table. Any subsequent audits may deviate from in value due to measurement repeatability among different test systems. Such deviations shall not exceed the following limits: Specification Allowance Insertion Loss 0.1 dB Return Loss 1.0 dB Stopbands 1.0 dB •“This product is covered by one or more of the following U.S. and foreign patents including: US 4,692,726;US 4,742,562; US 4,800,348;US 4,829,274;US 5,146,193;EP 0573597;DE 0573597;FR 0573597;JP 508149/92;KR 142171;US 5,162,760;US 5,218,329;US 5,250,916;US 5,327,109;US 5,488,335;CA 2114029;FR 9306297;GB 2273393;JP 3205337;KR 115113;CN 93106228.4;US 5,512,866;EP 0706719;DE 0706719;FR 0706719;GB 0706719;CN 95190359.4;US 5,602,518;US 5,721,520;US 5,745,018;EP 0910875;DE 0910875;DK 0910875;FR 0910875;GB 0910875;IE 0910875;JP 505182/98;KR 10-323013;US 5,994,978;US 6,462,629;CN 00810420.4;US 6,559,735;US 6,650,202;US 6,834,429.Other US and foreign patents pending. •CTS Corporation 2006 reserves all copyrights in the layout, design and configuration of the patterns on this product.” Document No. 008-0256-0 Page 1 of 2 Rev. X4VH - CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE - Albuquerque, NM 87113 - CER0678A 1800 MHz DCSDuplexer Mechanical Drawing Electrical response Revision B - Origin Date: November 14, 2008 – Revision Date: July 11, 2011 Dim Nominal (mm) A B D E F G H I J K L M N 0.25 24.04 2.72 7.44 10.52 1.02 0.79 0.79 0.89 7.40 6.56 4.60 0.84 Tolerance (mm) +/- or max 0.25 max 0.25 0.13 0.13 0.13 0.13 0.13 0.13 max max max 0.13 PCB Layout Packaging and Marking DIMENSION REEL DIAMETER REEL WEIGHT REEL QUANTITY UNITS mm kg ea. SPECIFICATION 330 2.3 max 500 Product Marking CTS 678 YWW Document No. 008-0256-0 Page 2 of 2 Rev. X4VH - CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE – Albuquerque, NM 87113 -