High Dynamic Range LNA, 1800 - 2200 MHz

AM50-0012

V 1.00

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or information contained herein without notice.

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2

Functional Block Diagram

LNA SRC

LNA OUT

GND

1

12

GND

LNA IN

GND

Sample Board Schematic

Pin Configuration

1

Pin No.

Function

Pin No.

Function

1

GND

7

LNA OUT

2

LNA IN

8

LNA SRC

3

GND

9

GND

4

GND

10

VDD1

5

VDD2

11

GND

6

GND

12

GND

External Circuitry Parts List

Ref.

Designation

Value

Purpose

C1

3.3 pF

LNA Matching/DC Block

C2

0.1 µF

DC Block

C3, C4

1000 pF

RF Bypass

C5, C6, C7

0.1 µF

RF Bypass

L1

2 nH

LNA Matching

L2

2 nH

LNA Matching

Absolute Maximum Ratings

2

2. Exceeding any one or combination of these limits may

cause permanent damage to this device.

Parameter

Absolute Maximum

Supply Voltage

7V

RF Input Power

15 dBm

Operating Temperature

-40°C to +85°C

Storage Temperature

-65°C to +150°C

12

1

C1

L1

L2

C2

C4

C6

VDD2

LNA IN

C7

C3

VDD1

C5

LNA OUT

1. The exposed pad centered on the package bottom must be

connected to RF and DC Ground.