MAX2367

Complete Dual-Band Quadrature Transmitters


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Description

The MAX2366 dual-band, triple-mode complete transmitter for cellular phones represents the most integrated and architecturally advanced solution to date for this application. The device takes a differential I/Q baseband input and mixes it up to IF through a quadrature modulator and IF variable-gain amplifier (VGA). The signal is then routed to an external bandpass filter and upconverted to RF through an SSB mixer and RF VGA. The signal is further amplified with an on-board PA driver. Dual IF synthesizers, dual RF synthesizers, a local oscillator (LO) buffer, and a 3-wire programmable bus complete the basic functional blocks of this IC. The MAX2367 supports single-band, single-mode (PCS) operation. The MAX2368 supports single-band cellular dual-mode operation.

The MAX2366 enables architectural flexibility because its two IF voltage-controlled oscillators (VCOs), two IF ports, two RF LO input ports, and three PA driver output ports allow the use of a single receive IF frequency and split-band PCS filters for optimum out-of-band noise performance. The PA drivers allow up to three RF SAW filters to be eliminated. Select a mode of operation by loading data on the SPI™/QSPI™/MICROWIRE™-compatible 3-wire serial bus. Charge-pump current, sideband rejection, IF/RF gain balancing, standby, and shutdown are also controlled with the serial interface.

The MAX2366/MAX2367/MAX2368 come in a 48-pin QFN-EP package and are specified for the extended (-40°C to +85°C) temperature range.
MAX2366, MAX2367, MAX2368: Pin Configuration MAX2366, MAX2367, MAX2368: Pin Configuration Enlarge+

Key Features

  • Dual-Band, Triple-Mode Operation
  • +7dBm Output Power with -54dBc ACPR
  • 100dB Power Control Range
  • Supply Current Drops as Output Power Is Reduced
  • Dual Synthesizer for IF and RF LO
  • Dual On-chip IF VCO
  • QSPI/SPI/MICROWIRE-Compatible 3-Wire Bus
  • Digitally Controlled Operational Modes
  • +2.7V to +5.5V Operation
  • Single Sideband Upconverter Eliminates SAW Filters

Applications/Uses

  • High-Speed Data Modems
  • High-Speed Digital Cordless Phones
  • Satellite Phones
  • Triple-Mode, Dual-Mode, or Single-Mode Mobile Phones
  • Wireless Data Links (WAN/LAN)
  • Wireless Local Area Networks (WLANs)
  • Wireless Local Loop (WLL)

Technical Documents

Tutorial 5100 General Layout Guidelines for RF and Mixed-Signal PCBs

Quality and Environmental Data

Request Reliability Report for: MAX2367 
Lead-Free Package Tin (Sn) Whisker Reports
Device   Fab Process   Technology   Sample size   Rejects   FIT at 25°C   FIT at 55°C  

Note : The failure rates are summarized by technology and mapped to the associated material part numbers. The failure rates are highly dependent on the number of units tested.

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