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Home > Products > Model 4954-430 General Information Printer Friendly Version

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Model 4954-430 GateFlow 256-Channel Narrowband Digital Downconverter

This IP Core is no longer available for individual purchase. It is available installed in Pentek Models 7140, 7240, 7340 and 7640.


Block Diagram

Data Sheet

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Life Cycle Management
 
  • IP Core only installed on Pentek FPGA board-level products
  • 256 channels of narrowband digital downconverter (DDC)
  • Extremely high channel-to-FPGA resource ratio
  • Programmable number of individually tunable output channels up to 256
  • Supports Virtex-II, Virtex-II Pro and Virtex-4 FPGAs
  • 16-bit input data
  • 16-bit complex output data
  • Input data rate up to 185 MHz
  • 256 fully programmable NCOs with 32-bit frequency tuning resolution
  • Programmable decimation settings of 1024 to 9984 in steps of 256
  • User-programmable 18-bit second stage FIR filter coefficients
  • Default FIR coefficients provided for all possible decimations
  • 75 dB stopband attenuation and 0.4 dB passband ripple with default filter coefficients
 

Model 4954-430

Model 4954-430 Block Diagram


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