T5919

T5828

T5837

T5838

T5848

SmartSound One

T3903

T5808

T5818

ICM-52000

ICM-41350

Analog Microphones

Digital Microphones

Bottom Port PDM Digital Output Multi‑Mode Microphone

OVERVIEW

The T5838 is a low noise, high AOP digital Pulse Density Modulation (PDM) microphone using a fifth-order Σ‑Δ modulator. It also features Acoustic Activity Detect (AAD), a new ultra-low power edge processing feature consuming as low as 20µA.

SpecHigh Quality ModeLow‑Power ModeUltrasonic Mode
Sensitivity−41 dB FS ±1 dB−26 dB FS ±1 dB−41 dB FS ±1 dB
SNR68 dBA65 dBA68 dBA
Current330 µA130 µA400 µA
AOP133 dB SPL119 dB SPL133 dB SPL
Clock2.0 – 3.7 MHz400 – 800 kHz4.2 – 4.8 MHz
L.F. Rolloff28 Hz
Package3.5 × 2.65 × 0.98 mm, Bottom Port

T5838


Featured Markets

  • Smartphones
  • Smart Speakers
  • Headsets
  • Voice-Enabled TV Remotes
  • Smart TVs & Set Top Boxes
  • Wearables


Product Details

ProductPackage
Size
OutputPort
Location

SNR
(dBA)
AOP
(dB SPL)
Sensitivity
(dbfs)
LF Cutoff
(Hz)
Status
Purchase

T5838
3.5 × 2.65 × 0.98PDMBottom68133-4128Production

T5838 Features & Benefits

  • Industry standard High Quality Mode sensitivity of -37 dBFS and Low-Power Mode sensitivity of -21 dBFS
  • Low power consumption in all modes; ~50 – 70% lower than competitors
  • High SNR and AOP in all operational modes
  • Acoustic Activity Detect w/ programmable thresholds & filters with power consumption as low as 20 uA

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