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MAX2045, MAX2046, MAX2047

High-Gain Vector Multipliers

Highly Integrated, Constant Group-Delay Vector Multipliers Reduce cost, Improve ACLR

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Active: In Production.

Description

The MAX2045/MAX2046/MAX2047 low-cost, fully integrated vector multipliers alter the magnitude and phase of an RF signal. Each device is optimized for the UMTS (MAX2045), DCS/PCS (MAX2046), or cellular/GSM (MAX2047) frequency bands. These devices feature differential RF inputs and outputs.

The MAX2045/MAX2046/MAX2047 provide vector adjustment through the differential I/Q amplifiers. The I/Q amplifiers can interface with voltage and/or current digital-to-analog converters (DACs). The voltage inputs are designed to interface to a voltage-mode DAC, while the current inputs are designed to interface to a current-mode DAC. An internal 2.5V reference voltage is provided for applications using single-ended voltage DACs. The parts are ideal for CDMA, multicarrier CDMA, cdma2000®, and WB-CDMA applications.

The MAX2045/MAX2046/MAX2047 operate from a 4.75V to 5.25V single supply. All devices are offered in a compact 5mm x 5mm, 32-lead thin QFN exposed-paddle package.

The MAX2045/MAX2046/MAX2047 evaluation kits help speed designs. Contact factory for availability.
 

Data Sheet

Download this datasheet in PDF formatDownload Rev 0 (PDF, 992kB)
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An evaluation kit is available: MAX2045EVKIT, MAX2046EVKIT, MAX2047EVKIT

Key Features

  • Multiple RF Frequency Bands of Operation
    • 2040MHz to 2240MHz (MAX2045)
    • 1740MHz to 2060MHz (MAX2046)
    • 790MHz to 1005MHz (MAX2047)
  • ±0.2dB Gain Flatness
  • ±1° Phase Flatness
  • 3dB Control Bandwidth: 260MHz
  • 15dBm Input IP3
  • 15dB Gain Control Range
  • Continuous 360° Phase Control Range
  • 6.5dB Maximum Gain for Continuous Phase
  • On-Chip Reference for Single-Ended Voltage-Mode Operation
  • 800mW Power Consumption
  • Space-Saving 5mm x 5mm Thin QFN Package
  • Single 5V supply
 

Applications/Uses

  • Beam-Forming Applications
  • RF Cancellation Loops
  • RF Magnitude and Phase Adjustment
  • UMTS/PCS/DCS/Cellular/GSM Base Station Feed-Forward and Predistortion Power Amplifiers
   

Key Specifications:

Vector Modulators / Multipliers
Part Number Freq.
(MHz)
Freq.
(MHz)
Features Footprint
(mm x mm)
Package/Pins Budgetary Price
min max See Notes
MAX2045  2040 2240
+/-0.2dB Gain Flatness
+/-1 Degree Phase Flatness
+15dBm Input IP3
15dB Gain Control Range
Continuous 360-Degree Phase Control Range
Single 5V Supply
5.0 x 5.0
TQFN/32
$8.96 @1k
MAX2046  1740 2060
TQFN/32
$8.96 @1k
MAX2047  790 1005
TQFN/32
$8.96 @1k
See All Vector Modulators / Multipliers (3)
Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.


Diagram

MAX2045, MAX2046, MAX2047: Pin Configuration
Pin Configuration

More Information

New Product Press Release 2003-02-21 ]

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Information Index

Document Ref.: 19-2728 Rev 0; 2003-02-26
This page last modified: 2009-10-13




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