CER0215A
1900 MHz PCS Duplexer
Document No. 008-0256-0 Page 1 of 2 Rev. X4VH
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Features
• Low Loss
• Low Ripple
• High Crossover Rejection
Description
Surface mount, silver (Ag) coated ceramic
Duplexer. Developed for use in 1900 MHz
infrastructure applications.
Weight: 3.3 grams typical
Material: Filter is composed of a ceramic
block coated with Ag and a shield made of
nickel silver plated steel.
Filter complies with RoHS standards.
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
Electrical Specifications
Parameter
Frequency
(MHz)
Typical @
+25ºC
Spec. @
+25ºC
-40ºC to +85ºC
Antenna to TX Response
Passband Insertion Loss 1850 - 1910 2.6 dB 3.3 dB max 3.5 dB max
Passband Return Loss @ TX 1850 - 1910 13.0 dB 10 dB min 10 dB min
Passband Return Loss @ ANT 1850 - 1910 13.0 dB 10 dB min 10 dB min
Passband Ripple 1850 - 1910 1.3 dB 1.7 dB min 1.8 dB min
Attenuation: 1930 - 1990 34.0 dB 30 dB min 30 dB min
Antenna to RX Response
Passband Insertion Loss 1930 - 1990 2.8 dB 3.4 dB max 3.6 dB max
Passband Return Loss @ RX 1930 - 1990 13.0 dB 10 dB min 10 dB min
Passband Return Loss @ ANT 1930 - 1990 13.0 dB 10 dB min 10 dB min
Passband Ripple 1930 - 1990 0.7 dB 1.2 dB min 1.3 dB min
Attenuation: 1850 - 1910 32.0 dB 30 dB min 30 dB min
TX to RX Response
Attenuation: 1920 14.3 dB 12.0 dB min 12.0 dB min
1850 - 1910 33.0 dB 30.0 dB min 30.0 dB min
1930 - 1990 38.0 dB 35.0 dB min 35.0 dB min
Power into any port 3 Watts Max
Rev 1 – Origin Date: July 11, 2005 – Revision Date: November 27, 2006
