Data Sheet

CER0669A
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 1
Passband Return Loss @ Port 2
Low Band Response (S21)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 1
Passband Return Loss @ Port 2
Attenuation
Isolation (S23)
Rejection @ Low Band
Rejection @ Low Band
Rejection @ Low Band
Power Into any Port
Frequency
MHz
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +85ºC
1710 - 1755
1710 - 1755
1710 - 1755
1710 - 1755
1680 - 1690
1805 - 1850
3420 - 3510
-1.60
1.00
-15.0
-15.0
0.5
-54.0
-6.0
-2.00
1.40
-13.5
-13.5
0.0
-51.0
-5.0
-2.20
1.50
-13.5
-13.5
0
-50.0
-5.0
1805 - 1850
1805 - 1850
1805 - 1850
1805 - 1850
1710 - 1755
1870 1880
3610 - 3700
-1.90
1.00
-15.00
-15.00
-54.00
2.5
-15.00
-2.10
1.40
-13.50
-13.50
-51.00
-1
-13.00
-2.30
1.50
-13.50
-13.50
-50.00
-1
-13.00
1710 - 1755
1755 - 1805
1805 - 1850
-55.0
-42.0
-58.0
5 W Max
-51.0
-40.0
-50.0
-50.0
-40.0
-50.0
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-
CER0669A
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
669
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-
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