Ramis-B Multimode Digital Top Port SiSonic™ Microp

By Knowles 122

Ramis-B Multimode Digital Top Port SiSonic™ Microp

Knowles' Ramis-B SPK0838HT4H-1 is a miniature, high-performance, low-power, top port silicon digital microphone with single bit PDM output.

Features
  • Low distortion: 2.9% at 115 dB SPL
  • Signal-to-noise ratio: 64 dB(A)
  • 230 µA in low-power mode
  • Supports dual multiplexed channels
  • Ultra-stable performance
  • Flat frequency response range: 20 Hz to 20 kHz
  • Sensitivity matching
Applications
  • Far field displays/voice UI
  • Scene capture
  • Long trace design applications
  • Portable electronics
  • Cell phones/laptops/tablets

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