KFF6567A
800 Mhz Duplexer
Rev 2 – Origin Date: July 11, 2005 – Revision Date: March 3, 2006
Features
• Low Loss
• High Rejection
• Excellent Power Handling Capability
Description
Surface mount, silver (Ag) coated ceramic
duplexer. Developed for use in 800 MHz
infrastructure applications.
Weight: 6.2 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
Frequency
(MHz)
Parameter
TX to Antenna Response
Passband Insertion Loss
Passband Return Loss @ TX
Attenuation:
Typical @ 25ºC Spec. @ 25ºC
824-849
824-849
779-804
869-894
2.2 dB
11.5 dB
11.5 dB
47.0 dB
2.5 dB max
10.0 dB min
10.0 dB min
45.0 dB min
Attenuation:
Antenna to RX Response
Passband Insertion Loss
Passband Return Loss @ RX
Attenuation
Attenuation
Attenuation
869-894
869-894
824-849
914-939
959-984
3.0 dB
10.0 dB
54.0 dB
24.0 dB
49.0 dB
3.3 dB max
8.0 dB min
52.0 dB min
20.0 dB min
45.0 dB min
3W
Power Rating
Impedance
50
Ω
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
Return Loss
Stopbands
0.1 dB
1.0 dB
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 - 171 Covington Drive - Bloomingdale, IL 60108 -