CER0023A

1900 MHz PCS Duplexer

Document No. 008-0256-0

Page 1 of 2

Rev. X4VH

Features

• Low Loss

• Excellent Tx Isolation

• High Rejection

Description

Surface mount, silver (Ag) coated ceramic

duplexer. Developed for use in PCS

infrastructure and subscriber applications.

Weight: 2.74 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

Parameter

Frequency

(MHz)

Typical

Spec. @ 25ºC

Spec. over

-20ºC to +70ºC

Antenna to TX Response

Passband Insertion Loss

1850 - 1910

3.2 dB

3.4 dB max

3.7 dB max

Passband Return Loss

1850 - 1910

16.5 dB

11 dB min

10 dB min

Rejection

1930 – 1990

52.5 dB

46 dB min

45 dB min

2039.8-2099.8

53.5 dB

38 dB min

38 dB min

Antenna to RX Response

Passband Insertion Loss

1930 - 1990

3.4 dB

3.7 dB max

4.0 dB max

Passband Return Loss

1930 - 1990

14.0 dB

11 dB min

10 dB min

Rejection @ TX band

1850 - 1910

54.5 dB

51 dB min

50 dB min

2039.8-2099.8

14.0 dB

10 dB min

10 dB min

2149.6-2209.6

50.0 dB

30 dB min

30 dB min

TX to RX Response

Rejection @ TX band

1850 - 1910

55.5 dB

54.5 dB min

53.5 dB min

Rejection @ RX band

1930 - 1990

56.0 dB

49 dB min

49 dB min

Power into any port

2 Watt max

Electrical Specifications

Rev 1 – Origin Date: July 11, 2005 – Revision Date: May 16, 2007

•“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.”