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RF2638

W-CDMA AND CDMA UPCONVERTER/BPSK MODULATOR

RF Micro Devices 

6

Typical Applications

• W-CDMA Systems

• PCS/Cellular CDMA Systems

• PHS 1500/WLAN 2400 Systems

RF2638

W-CDMA AND CDMA UPCONVERTER/

BPSK MODULATOR

• General Purpose Upconverter

• BPSK Modulation

• Micro-Cell PCS Base Stations

Product Description

The RF2638 is a complete upconverter designed for cel-

lular, PCS and W-CDMA applications. This device may

also be used to directly BPSK modulate a carrier. The

unit operates at 3.0V and is designed as part of the

RFMD PCS/Cellular CDMA and W-CDMA Chip Sets.

0.192

+ 0.008

0.012

0.0256

0.006

+ 0.003

-A-

6

0.118

+ 0.004 sq.

6° MAX

0° MIN

0.021

+ 0.004

0.006

+ 0.002

0.034

NOTES:

1. Shaded lead is pin 1.

2. All dimensions are exclusive of

flash, protrusions or burrs.

3. Lead coplanarity: 0.002 with

respect to datum "A".

Optimum Technology Matching® Applied

üSi BJT

GaAs HBT

GaAs MESFET

Si Bi-CMOS

SiGe HBT

Si CMOS

IF- 1

IF+ 2

BYP 3

LO- 4

8 RF OUT

7 VCC

6 GND

5 LO+

Functional Block Diagram

Package Style: MSOP-8

Features

• Supports Dual Mode Operation

• +10dBm Output IP3 (1950MHz)

• +13dBm Output IP3 (830MHz)

• Single 3.0V Power Supply

• Miniature 8-Pin Package

• Double-Balanced Mixer

Ordering Information

RF2638

W-CDMA and CDMA Upconverter/ BPSK Modulator

RF2638 PCBA-PCS/CEL Fully Assembled Evaluation Board

RF2638 PCBA-DO

Fully Assembled Evaluation Board

RF2638 PCBA-W

Fully Assembled Evaluation Board

RF Micro Devices, Inc.

7625 Thorndike Road

Greensboro, NC 27409, USA

Tel (336) 664 1233

Fax (336) 664 0454

http://www.rfmd.com

Rev B13 010731

6-25

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