Analog MEMS Microphone with High‑SNR in Small Package Size

OVERVIEW

The T4086 is an analog MEMS microphone with high SNR in small package size. The T4086 includes a MEMS microphone element, an impedance converter, and an output amplifier.

Other high‐performance specifications include 127 dB SPL acoustic overload point, tight ±1 dB sensitivity tolerance and enhanced immunity to both radiated and conducted RF interference.

The T4086 is available in a small 2.75 × 1.85 × 0.9 mm bottom port surface‐mount package.

• Differential non-inverting analog output
• −43 dBV sensitivity (differential)
• ±1 dB sensitivity tolerance
• Extended frequency response from 35 Hz to 20 kHz
• Enhanced RF immunity

• −81 dB PSRR
• 50 × 2.65 × 0.98 mm surface-mount package
• Compatible with Sn/Pb and Pb-free solder processes
• RoHS/WEEE compliant