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RF2469

W-CDMA AND PCS LOW NOISE AMPLIFIER/MIXER DOWNCONVERTER

RF Micro Devices 

Preliminary

8

Typical Applications

• W-CDMA Handsets

• PCS Handsets

• General Purpose Downconverter

RF2469

W-CDMA AND PCS LOW NOISE

AMPLIFIER/MIXER DOWNCONVERTER

• Commercial and Consumer Systems

• Portable Battery-Powered Equipment

Product Description

1.00

0.90

4.00

sq.

The RF2469 is a receiver front-end designed for the

0.60

receive section of W-CDMA and PCS applications. It is

0.24 typ

0.65

0.30

4 PLCS

designed to amplify and downconvert RF signals while

providing 23dB of stepped gain control range and fea-

3 0.20

2.10

sq.

tures digital control of the LNA gain and mixer gain. A fur-

ther feature of the chip is adjustable IIP3 of the LNA and

mixer using an off-chip current setting resistor. Noise Fig-

12°

0.75

ure, IP3, and other specs are designed to be compatible

MAX

0.50

0.23

with W-CDMA and PCS communications. The IC is man-

0.05

0.50

0.13

4 PLCS

ufactured on an advanced Gallium Arsenide Heterojunc-

Dimensions in mm.

NOTES:

Note orientation of package.

8

tion Bipolar Transistor (GaAs HBT) process and

packaged in a 20-pin, leadless chip carrier with an

exposed die flag.

1 Shaded lead is Pin 1.

2 Pin 1 identifier must exist on top surface of package by identification

mark or feature on the package body. Exact shape and size is optional.

3 Dimension applies to plated terminal: to be measured between 0.02 mm

and 0.25 mm from terminal end.

4 Package Warpage: 0.05 mm max.

5 Die Thickness Allowable: 0.305 mm max.

Optimum Technology Matching® Applied

Si BJT

üGaAs HBT

GaAs MESFET

Si Bi-CMOS

SiGe HBT

Si CMOS

20 19 18 17 16

LNA1 OUT 1

15 LNA1 BYP

GND 2

VCC1 3

Logic

Control

14

LNA2

BYP

13 GND

VCC1 4

12 VCC1

LNA2 IN 5

11 LO IN

6 7 8 9 10

Functional Block Diagram

Package Style: LCC, 20-Pin, 4x4

Features

• Complete Receiver Front-End

• Stepped LNA/Mixer Gain Control

• Adjustable LNA/Mixer Bias Current

• 23dB Maximum Cascade Gain

• 2.5dB Noise Figure at Maximum

Cascade Gain

Ordering Information

RF2469

RF2469 PCBA

W-CDMA and PCS Low Noise Amplifier/Mixer Down-

converter

Fully Assembled Evaluation Board

RF Micro Devices, Inc.

7628 Thorndike Road

Greensboro, NC 27409, USA

Tel (336) 664 1233

Fax (336) 664 0454

http://www.rfmd.com

Rev A5 010717

8-33

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