SBOU257 June   2021 PGA2500

 

  1.   Trademarks
  2. 1Product Overview
  3. 2Features
  4. 3Getting Started
    1. 3.1 Electrostatic Discharge Warning
    2. 3.2 Unpacking the EVM
    3. 3.3 Absolute Operating Conditions Warning
  5. 4Setup Guide
    1. 4.1 Analog and Digital Power Supplies
    2. 4.2 Microphone Input
    3. 4.3 Phantom Power Connections
    4. 4.4 DC Blocking Capacitors
    5. 4.5 Protection Network
    6. 4.6 Configurable Input Circuitry
    7. 4.7 Configurable Output Circuitry and Preamp Output Connector
  6. 5Schematic, PCB Layout, and Bill of Materials
    1. 5.1 Schematic
    2. 5.2 PCB Layout
    3. 5.3 Bill of Materials
  7. 6Software Operation
    1. 6.1 Applications Software Overview
    2. 6.2 Using the GUI

Absolute Operating Conditions Warning

The user should be aware of the absolute maximum operating conditions for the evaluation module. Table 3-1 summarizes the critical data points.

Table 3-1 PGA2500EVMV2 Absolute Maximum Operating Conditions
Parameter Package Reference

Power-Supply Voltages

VA+

VA−

VCOM

VCC

Phantom Power

+5.5 V DC Maximum

–5.5 V DC Maximum

–0.3 V DC Minimum to (VA+) + 0.3 V DC Maximum

+5.5 V DC Maximum

+50 V DC Maximum

Microphone Input (J3), XLR,
or TRS Maximum Input Voltage, Differential

20 VPP (or 7 V RMS) Maximum
Preamplifier Output (J6) Maximum Output Voltage, Differential 17.5 VPP (or 6.2 V RMS) Maximum