1580X/5171-DEMO

1580X/5171-DEMO is a THAT5171 digital preamplifier controller demonstration system. It demonstrates a complete digitally-controlled microphone preamplifier system utilizing the THAT5171 controller IC paired with a THAT1580 preamplifier IC. Balanced microphone-level audio inputs on XLR connector with switchable phantom power via external 48V supply.

• Balanced line input with -20dB pad on TRS connector
• Balanced audio output on XLR and TRS connectors
• Supports pro audio signal levels: +22dBu input and +22dBu output
• Easy to use PC graphical user intf SW provide CNT of gain, GPO states, zero crossing detector modes
• Gain (measured input to output) is adjustable in 1dB steps: 0dB, and 8 - 63dB
• Direct SPI control and multiple board daisy-chaining is available via on-board headers
• External VCM input available for output stage biasing
• On-board prototyping area