Rainbow-electronics MAX2327 Bedienungsanleitung PDF herunterladen (Seite 22)

MAX2320/21/22/24/26/27

Adjustable, High-Linearity,

SiGe Dual-Band LNA/Mixer ICs

22 ______________________________________________________________________________________

51Ω

20k

BUFFERED

LO OUTPUT

100pF

22pF

C11

3.3pF

C13

1.5pF

C14

6800pF

C16

1pF

100pF

1.65nH

1pF

PCS DUPLEXER

LOGIC INPUTS

PCS OR

CELLULAR

FROM PCS PA

C10

3.3pF

1000pF

C12

0.01µF

110nH

LOGIC

INPUT

LOGIC

INPUT

TO VGA

210MHz

1930MHz–1990MHz

20k

MAX2322

LNAINH

RLNA

N.C.

LNAOUTH

GAIN

LIN

SHDN

N.C.

LOHIN

N.C.

MIXINH

5.6nH

1.8nH

N.C.

RBIAS

CDMA+

CDMA-

BUFFEN

LOX2

N.C.

LOHOUT

MAX2322

(PCS BAND, SINGLE MODE WITH OPTIONAL FREQUENCY DOUBLER)

NOTE: THE MAX2322 IS RECOMMENDED FOR PCS

SINGLE-BAND PHONES.

6800pF

100pF

R11

30Ω

Typical Application Circuits (continued)

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 28

MAX2320/21/22/24/26/27 1
Adjustable, High-Linearity 1
SiGe Dual-Band LNA/Mixer ICs 1

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