MAX2321 datasheet(25/28 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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25 / 28 page

Adjustable, High-Linearity,

SiGe Dual-Band LNA/Mixer ICs

______________________________________________________________________________________

25

20

19

18

17

16

15

14

13

1

2

3

4

5

6

7

8

12

11

R2

51

Ω

R3

51

Ω

R6

7.5k

R4

2k

BUFFERED

LO OUTPUTS

VCC

C5

100pF

C6

22pF

C7

100pF

C12

1.5pF

C14

6800pF

C16

1pF

C2

100pF

C3

100pF

C4

100pF

6800pF

1pF

PCS SWITCH

DIPLEXER

AMPS LO

PCS1900 LO

CELLULAR

DUPLEXER

3.3pF

6800pF

C17

2.7pF

C15

6800pF

C11

1.5pF

C8

4.7pF

C10

1000pF

C13

0.01

µF

C9

1000pF

L3

560nH

L4

56nH

L5

56nH

LOGIC

INPUT

FM

TO VGA

PCS1900

400MHz

83MHz

TO VGA

R5

20k

VCC

9

10

MAX2327

LNAINH

N.C.

LNAOUTL

LNAOUTH

MODE

SHDN

BAND

LNAINL

LOHIN

LOLIN

MIXINH

L6

5.6nH

L1

1.8nH

L2

6.8nH

3.85nH

MIXINL

RBIAS

IFOUT+

IFOUT-

BUFFEN

VCC

FMOUT

LOLOUT

LOHOUT

MAX2327

(DUAL BAND, DUAL VCO INPUTS, AND SEPARATELY CONTROLLED VCO BUFFERS)

NOTE: THE MAX2327 IS RECOMMENDED FOR

DUAL-BAND, TRIPLE-MODE PHONES WITH TDMA

IN THE DIGITAL MODES, e.g., PCS1900 + AMPS.

KEY FEATURES: TWO LO INPUT/OUTPUT PORTS FOR

SEPARATE VCOs, SEPARATELY CONTROLLED VCO BUFFERS.

1930MHz–1990MHz

869MHz–894MHz

1.5pF

1.65nH

4.7nH

C1

100pF

VCC

R11

30

Ω

Typical Application Circuits (continued)

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MAX2321 Datasheet(PDF) 25 Page - Maxim Integrated Products

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