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PGA2505 Evaluation Module



  • Accepts either XLR- or TRS-balanced input connections
  • ?Configurable front-end circuit options for prototyping pads and filters
  • XLR-balanced output with flexible output loading options
  • Buffered PC parallel and DATA_IN ports provide host interface connections
  • DATA_OUT port allows daisy-chaining of multiple PGA2505EVM boards
  • Register readback function supports host interface diagnostic capability
  • LED indicators for GPOs and the over-range output (OVR)
  • Common-mode voltage input (VCOMIN) terminal
  • ?Includes applications software that is compatible with most personal computers with a built-in parallel port and equipped with Microsoft Windows 9x, 2000, or XP operating systems
  • Requires +5V and –5V analog supplies, as well as a +5V digital supply

Texas Instruments  PGA2505EVM

The PGA2505EVM is a convenient platform for evaluating the performance and features of the PGA2505. The PGA2505 is a digitally-controlled, microphone preamplifier designed for amplifying the output of dynamic and condenser microphones and driving high-performance audio analog-to-digital (A/D) converters.