PGA2505评估模块

GY@艳

PGA2505EVM提供了评价PGA2505的性能和功能一个方便的平台。DescriptionThe 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. Features

       

• 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