Complex Digital Down Converter

Overview

High-precision 16-bit complex digital down-converter / IQ demodulator with a fully configurable decimation filter stage. Ideal for the conversion of IF signals to baseband for subsequent processing.

Features a precision digital oscillator and a highly-optimized decimation filter section.

Key Features

  • 16-bit signed complex (IQ) data samples
  • Precision digital oscillator (> 100 dB SFDR)
  • Decimation factors from 0 to 2^N
  • Only 12 multipliers per decimate-by-2 stage
  • 80 dB stop-band attenuation
  • Typical FPGA sample rates of 250 MHz+
  • Ideal for all digital modulation schemes
  • Examples include: QPSK, QAM, WiMAX, WCDMA, COFDM etc.

Benefits

  • Technology independent soft IP Core
  • Suitable for FPGA, SoC and ASIC
  • Supplied as human-readable source code
  • One-time license fee with unlimited use
  • Field tested and market proven
  • Any custom modification on request

Block Diagram

Complex Digital Down Converter Block Diagram

Deliverables

  • VHDL source-code (or Verilog on request)
  • Simulation test bench
  • Examples and scripts
  • Full pdf datasheet
  • One-to-one technical support
  • One years warranty and maintenance

Technical Specifications

Foundry, Node
All
Availability
Immediate
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Semiconductor IP