Marine Exploration Single-S

Cirrus Logic provides a hydrophone amplifier base Single-S™ solution, continuing the company’s legacy for best-in-class marine data acquisition products. When combined, CS5373A and the CS5378 produce a compact high-resolution, self-testing, analog-to-digital measurement system that is ideal for single-sensor marine seismic and geophysical applications. Based on Cirrus Logic’s patented Multipath™ amplifier architecture, this powerful hydrophone amplifier provides unrivaled ultra-low frequency noise and drift performance. This highly integrated chipset is engineered and field proven for precise low frequency, high dynamic range measurements required in marine seismic data acquisition.


  • High input impedance differential hydrophone amplifier with excellent noise performance
  • Fourth-order Delta Sigma modulator with a signal bandwidth from DC to 2 kHz
  • Multifunction, multichannel digital filter
  • High-performance Delta Sigma DAC for testing seismic data acquisition systems
  • Low-power, small footprint four-channel solution

Hydrophone Amplifier

Supported Products
  • CS3302A
    Hydrophone Low Noise, Programmable Gain Differential Amplifier

Delta Sigma Modulator with Test DAC

Supported Products
  • CS5373A
    Low-power, High-performance Delta-Sigma Modulator with Test DAC

Digital Filter with PLL

Supported Products
  • CS5378
    Highly Integrated, Multi-Function Decimation Filter with PLL
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