MAX2321 datasheet(20/28 Pages) MAXIM

Part #	MAX2321

Description	Adjustable, High-Linearity, SiGe Dual-Band LNA/Mixer ICs

Download	28 Pages

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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20 / 28 page

Adjustable, High-Linearity,

SiGe Dual-Band LNA/Mixer ICs

20

______________________________________________________________________________________

Typical Application Circuits

20

19

18

17

16

15

14

13

1

2

3

4

5

6

7

8

12

11

R2

R6

7.5k

R4

2k

R1

20k

BUFFERED

LO OUTPUTS

VCC

C5

100pF

C6

22pF

C7

100pF

C12

3.3pF

C14

1.5pF

C15

6800pF

C18

1pF

C2

100pF

C3

100pF

C4

22pF

C1

100pF

1.65nH

1pF

PCS DUPLEXER

DIPLEXER

CELLULAR LO

PCS LO

CELLULAR

DUPLEXER

3.3pF

6800pF

VCC

C19

2.7pF

MAX2320

(DUAL BAND, DUAL VCO INPUTS, AND DUAL IF OUTPUTS)

C17

6800pF

C11

3.3pF

C8

4.7pF

C10

1000pF

C13

0.01

µF

C9

1000pF

L3

560nH

L4

110nH

L5

110nH

R3

LOGIC

INPUT

FM

TO VGA

85MHz

210MHz

869MHz–894MHz

1930MHz–1990MHz

TO VGA

51

Ω

R5

20k

VCC

NOTE: THE MAX2320 IS RECOMMENDED FOR

HANDSETS THAT OPERATE IN THREE MODES:

PCS-BAND CDMA, CELLULAR-BAND CDMA,

AND CELLULAR-BAND FM.

KEY FEATURES: TWO LO INPUT PORTS FOR

SEPARATE VCOs, TWO LO BUFFER OUTPUT PORTS.

VCC

51

Ω

9

10

MAX2320

LNAINH

RLNA

LNAOUTL

LNAOUTH

GAIN

LIN

BAND

LNAINL

LOHIN

LOLIN

MIXINH

L6

5.6nH

L1

1.8nH

L2

6.8nH

3.85nH

MIXINL

RBIAS

CDMA+

CDMA-

BUFFEN

VCC

FMOUT

LOLOUT

LOHOUT

6800pF

4.7nH

R11

30

Ω

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MAX2321 Datasheet(PDF) 20 Page - Maxim Integrated Products

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