B7640 데이터 시트보기 (PDF) - EPCOS AG

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B7640

SAW Components SAW duplexer Cellular / WCDMA Band V

EPCOS AG 

SAW Components

SAW duplexer

Data Sheet

Characteristics

Temperature range for specification:

ANT terminating impedance:

RX terminating impedance:

TX terminating impedance:

B7640

836.50 / 881.50 MHz

T = –15 ˚C to +80 ˚C

ZANT = 50 Ω

ZRX = 100 Ω (balanced)

ZTX = 50 Ω

Characteristics ANT-RX

Center frequency

fC

Maximum insertion attenuation

αmax

869.0 ... 894.0 MHz

Amplitude ripple (p-p)

∆α

869.0 ... 894.0 MHz

Amplitude ripple in 5 MHz channel (p-p) ∆α

869.0 ... 894.0 MHz

Group delay variation in 5 MHz channel ∆α

869.0 ... 894.0 MHz

min.

—

typ.

@ 25˚C

881.5

max.

—

MHz

—

2.0

2.71) dB

—

0.7

1.4 dB

—

0.5

0.7 dB

—

25

35 ns

IMD Product Level Limits

at fTX = 836.5 MHz fRX = 881.5 MHz

Blocker 1

45.0 MHz

Blocker 2

791.5 MHz

Blocker 3

1718.0 MHz

—

-114 -110 dBm

—

-115 -110 dBm

—

-125 -110 dBm

VSWR

RX port 869.0 ... 894.0 MHz

ANT port 869.0 ... 894.0 MHz

Output phase balance (φ(S31)−φ(S21)+180˚)

869.0 ... 894.0 MHz

Output amplitude balance (|S31/S21|)

869.0 ... 894.0 MHz

—

1.6

1.9

—

1.4

1.8

-10 -6 / 6

10 degree

-1.5 -1.1/ 0.5 1.5 dB

Attenuation

0.3

779.0

824.0

849.0

914.0

1693.0

1788.0

2400.0

... 779.0

... 824.0

... 849.0

... 854.0

... 1693.0

... 1788.0

... 2400.0

... 2500.0

α

MHz

MHz

MHz

MHz

MHz

MHz

MHz

MHz

40

56

— dB

40

55

— dB

47

53

— dB

25

30

— dB

23

35

— dB

45

58

— dB

40

56

— dB

40

48

— dB

Please read cautions and warnings and

important notes at the end of this document.

4 February 23, 2007

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