B7959 datasheet(4/15 Pages) EPCOS

4 / 15 page

February 11, 2011

B7959

1732.5 / 2132.5 MHz

Please read

cautions and warnings and

important notes at the end of this document.

SAW Components

SAW Duplexer

Data sheet

Characteristics for W-CDMA Band 4

Temperature range for specification:

= –15 ˚C to +80 ˚C

TX terminating impedance:

ZTx =50 Ω

ANT terminating impedance:

ZAnt =50 Ω

RX teminating impedance:

ZRx = 100 Ω (balanced) || 8.2nH

Characteristics Antenna-Rx

min.

typ.

@ 25 ˚C

max.

Center frequency

2132.5

MHz

Maximum insertion attenuation

W-CDMA

1) Attenuation of W-CDMA signal (Power Transfer Function). Please, refer to page 9 of this docu-

ment.

@fCarrier 2112.4 ... 2152.6MHz

2.0

2.3

Amplitude ripple (p-p)

∆α

W-CDMA

@fCarrier 2112.4 ... 2152.6MHz

0.2

0.5

Input VSWR (Ant port)

2110.0

... 2155.0MHz

1.3

2.0

Output VSWR (Rx port)

2110.0

... 2155.0MHz

1.4

2.0

CMRR (|S32-S42|/|S32+S42|)

2110.0

... 2155.0MHz

222)

2) A combination of 10 ˚ phase balance and 1 dB amplitude balance corresponds to 19.6 dB CMRR

IMD product level limits3)

at fTX=1732.5 MHz, fRX= 2132.5 MHz

3) IMD product level limits for power levels P

TX=21.5 dBm (antenna port output power) and

PBlocker=-15dBm (antenna port input power)

Blocker 1

400.0MHz

-130

dBm

Blocker 2

1332.5MHz

-107

dBm

Blocker 3

3865.0MHz

-117

dBm

Blocker 4

5597.5MHz

-130

dBm

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