MAX2653EUB View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX2653EUB

GSM900 and DCS1800/PCS1900 Dual-Band, Low-Noise Amplifiers

Maxim Integrated 

GSM900 and DCS1800/PCS1900

Dual-Band, Low-Noise Amplifiers

GSM INPUT

(925MHz TO 960MHz)

DCS INPUT

(1805MHz TO 1880MHz)

LOGIC-LEVEL

SHUTDOWN CONTROL

LOGIC-LEVEL

GAIN CONTROL

VCC

910Ω

910Ω

6.8nH

5.6pF

220pF

68pF

47pF

1.1pF

3.3nH

220pF

910Ω

1

SHDN

10

GAIN

MAX2652

240Ω

220pF

2

GSMIN

9

GSMOUT

VCC

3

GND

8

VCC

10µF

4

DCSIN

7

DCSOUT

5

BAND

6

GND

1µF

LOGIC-LEVEL

BAND CONTROL

100pF

8.2nH

C9

2.2pF

1.2pF

2.2nH

220pF

VCC

Figure 2. MAX2652 Typical Application Circuit

GSM

OUTPUT

DCS

OUTPUT

LOGIC-LEVEL

SHUTDOWN CONTROL

LOGIC-LEVEL

GAIN CONTROL

DCS INPUT

(1805MHz TO 1880MHz)

1k

100pF

2200pF

1.5pF

3.3nH

MAX2653

1

SHDN

8

GAIN

VCC

2

GND

7

VCC

3

DCSIN

6

DCSOUT

1k

100pF

200pF

1.0pF

(0.8pF*)

4

GND

5

GND

330Ω

(510Ω*)

2.7nH

(2.2nH*)

47pF

VCC

* FOR OPTIMUM PCS-BAND (1930MHz TO 1990MHz) PERFORMANCE, USE THESE COMPONENTS.

Figure 3. MAX2653 Typical Application Circuit

DCS

OUTPUT

14 ______________________________________________________________________________________

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