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PUI Audio?, featuring Vesper's exclusive technology, presents the world's first and only piezoelectric MEMS microphone. The PMM-3738-VM1000-R provides superior performance and quality in all environments.
Unit of Measure

Specifications

Manufacturer Stock

 N/A {0}

Brands

 N/A PUI Audio™

Manufacturer

 N/A PUI Audio� Inc.

Industry Standards

 N/A Restriction of Hazardous Substances (RoHS) 2011/65/EU

Acoustic Specifications

Minimum Sensitivity

 N/A -41 dBV

Typical Sensitivity

 N/A -38 dBV

Maximum Sensitivity

 N/A -35 dBV

Testing Condition for Sensitivity

 N/A 1 kHz, 94 dB SPL

Typical Signal to Noise Ratio

 N/A 62 dBA

Note for Typical Signal to Noise Ratio

 N/A 94 dB SPL at 1 kHz Signal, 20 Hz to 20 kHz, A-Weighted Noise

Typical Signal to Noise Ratio Voice Band

 N/A 64 dBA

Note for Typical Signal to Noise Ratio Voice Band

 N/A 94 dB SPL at 1 kHz Signal, 20 Hz to 8 kHz, A-Weighted Noise

Total Typical Harmonic Distortion

 N/A 0.1 %

Testing Condition for Total Harmonic Distortion

 N/A 94 dB SPL

Acoustic Overload Point (AOP) Sound Pressure Level (SPL)

 N/A 127 dB

Testing Condition for Acoustic Overload Point (AOP)

 N/A 10.0 % THD

Roll Off Frequency

 N/A 85 Hz

Testing Condition for Roll Off Frequency

 N/A -3 dB at 1 KHz

Directivity

 N/A Omni-Directional

Polarity

 N/A Increase in Output Voltage

Testing Condition for Polarity

 N/A Increase in Sound Pressure

Electrical Specifications

Minimum Supply Voltage

 N/A 1.6 V

Typical Supply Voltage

 N/A 1.8 V

Maximum Supply Voltage

 N/A 3.6 V

Typical Supply Current

 N/A 165 µA

Testing Condition for Typical Supply Current

 N/A VSupply

Typical Power Supply Rejection Ratio

 N/A 55 dB

Testing Condition for Typical Power Supply Rejection Ratio

 N/A VDD = 1.8, 1 kHz, 200 mVPP Sine wave

Typical Power Supply Rejection

 N/A -85 dBA

Testing Condition for Typical Power Supply Rejection

 N/A VDD = 1.8, 217Hz, 100mVPP square wave, 20 Hz – 20 kHz, A-Weighted

Typical Output Impedance

 N/A 400 Ω

Typical Output Direct Current (DC) Offset

 N/A 0.8 V

Typical Startup Time

 N/A 100 µs

Absolute Maximum Ratings

Supply Voltage Rating

 N/A -0.3 to +3.6 V
Sound Pressure Level1 N/A 160 dB

Operating Temperature Range

 N/A -40 to 85 ºC

Storage Temperature Range

 N/A -55 to +150 ºC

Mechanical Shock

 N/A 10,000 g per IEC 60028-2-27:2008

Vibration

 N/A Per MIL-STD 883E, 2007.2

Environmental Robustness

Dust Resistance

 N/A Ingress Protection (IP5X)

Water Immersion

 N/A Ingress Protection (IPX7); 2 hours drying time, normal dry environment

Reliability Specifications

Temperature Cycle Test

 N/A -40 ºC to +125 ºC, 850 cycles

High Temperature Operating Life

 N/A +125 ºC, 1000 hours, biased

High Temperature Storage

 N/A +125 ºC, 1000 hours, unbiased

Temperature Humidity Bias

 N/A 85 ºC, 85 % RH, 1000 hours, biased

Reflow

 N/A 3 reflow cycles with peak temperature of +260 ºC

Electrostatic Discharge (ESD)-Human-Body Model (HBM)

 N/A 3 discharges, all pins, ± 2 kV

Electrostatic Discharge (ESD)-Charged-Device Model (CDM)

 N/A 3 discharges, all pins, ± 800 V

Electrostatic Discharge (ESD)-LID/Ground (GND)

 N/A 3 discharges to lid, ± 8 kV

Electrostatic Discharge (ESD)-Machine Model (MM)

 N/A 3 discharges, all pins, ± 200 V

Electrostatic Discharge (ESD)-Air Discharge

 N/A 3 discharges, ± 15 kV

Features

Features

 N/A
  • Unique piezoelectric MEMS transducer
  • Very-low noise floor
  • Low part-to-part variation
  • High dynamic range
  • Stable performance in all conditions
  • Dust and water resistant to IP57
The PMM-3738-VM1000-R is a low noise, low part-to-part variation, high dynamic range, single ended analog output piezoelectric MEMS microphone. This microphone consists of a piezoelectric sensor and circuitry to buffer and amplify the output.

The PMM-3738-VM1000-R has a small 3.76 mm X 2.95 mm X 1.1 mm package. This microphone is reflow solder compatible without sensitivity degradation.

Note

Note

 N/A Specifications subject to change or withdrawal without notice.
  • 1 re 20 µPa