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GC5316 Datasheet High-Density Digital Downconverter & Upconverter

Manufacturer: Texas Instruments

Overview: www.ti.com GC5316 SLWS154A − JANUARY 2004 − REVISED MARCH 2004 HIGHĆDENSITY DIGITAL DOWNCONVERTER AND.

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General Description

D Any DUC Can Sum into Any of Four Output Ports D Real/Complex DDC Inputs and DUC Outputs D Programmable AGC on DDC Outputs D Rx Filtering: 6 Stage CIC, 48 Tap CFIR, 64 Tap PFIR D Tx Filtering: 6 Stage CIC, 47 Tap CFIR, 63 Tap PFIR D 115-dB SFDR D 16-Bit DDC Inputs, 18-Bit DUC Outputs D 1.5-V Core, 3.3-V I/O The GC5316 is a high-density multi-channel communications signal processor integrated circuit that provides both digital downconversion and digital upconversion optimized for cellular base transceiver systems.

The device supports both UMTS and CDMA2000 (CDMA) air interface cellular standards.

The chip provides up to 24 CDMA digital downconverter (DDC) and digital upconverter (DUC) channels or 12 UMTS DDC and DUC channels.

Key Features

  • D Optimized for CDMA2000.
  • 1X and UMTS D Up to 12 UMTS or 24 CDMA2000 Downconverter and Upconverter Channels D Mixed CDMA2000.
  • 1X and UMTS Operation D DDC Input and DUC Output Rates to 125 MSPS D Any DDC Can Connect to Any of Four Input Ports 1.

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