Technical documents
Specifications
Brand
InvenSenseSensitivity
-29 → -23dB
Directivity
Omni-Directional
Standard Operating Voltage
1.62 → 3.63V
Mounting Type
Surface Mount
Signal to Noise Ratio
65dB(A)
Maximum Supply Current
1.2mA
Dimensions
4.1 x 3.1 x 1.1mm
Height
1.1mm
Maximum Frequency
16kHz
Maximum Operating Temperature
+85°C
Minimum Frequency
100Hz
Minimum Operating Temperature
-40°C
Country of Origin
Taiwan, Province Of China
Product details
Digital MEMS Microphone - INMP521, InvenSense
The Digital INMP521 MEMS microphone by InvenSense combines the MEMS element with CMOS technology. The ultra-low noise omnidirectional microphone has a PDM (Pulse Density Modulated) bottom port digital output which is ideal when you may require multiple microphones on a single data line.
The INMP521 has an extended wideband frequency response, high SNR and comes in a compact package, in addition to this it complies with the TIA-920 Telecommunications Telephone Terminal Equipment Transmission Requirements for Wideband Digital Wireline Telephones standard.
Digital PDM output
Omnidirectional response
Signal to Noise Ratio (SNR): 65 dBA
120 dB Maximum SPL
PSR: -80 dBFS
Fourth order Σ-Δ modulator
Sensitivity: –26 dB
Sensitivity Tolerance: ±3 dB
Low current consumption: 900 μA
Extended frequency response from 100 Hz to 16 kHz
RoHS compliant
Compatible with Sn/Pb and Pb-Free solder processes
Dimension: 3mm ´ 4mm ´ 1mm
Audio & Acoustic Sensors, Invensense
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Technical documents
Specifications
Brand
InvenSenseSensitivity
-29 → -23dB
Directivity
Omni-Directional
Standard Operating Voltage
1.62 → 3.63V
Mounting Type
Surface Mount
Signal to Noise Ratio
65dB(A)
Maximum Supply Current
1.2mA
Dimensions
4.1 x 3.1 x 1.1mm
Height
1.1mm
Maximum Frequency
16kHz
Maximum Operating Temperature
+85°C
Minimum Frequency
100Hz
Minimum Operating Temperature
-40°C
Country of Origin
Taiwan, Province Of China
Product details
Digital MEMS Microphone - INMP521, InvenSense
The Digital INMP521 MEMS microphone by InvenSense combines the MEMS element with CMOS technology. The ultra-low noise omnidirectional microphone has a PDM (Pulse Density Modulated) bottom port digital output which is ideal when you may require multiple microphones on a single data line.
The INMP521 has an extended wideband frequency response, high SNR and comes in a compact package, in addition to this it complies with the TIA-920 Telecommunications Telephone Terminal Equipment Transmission Requirements for Wideband Digital Wireline Telephones standard.
Digital PDM output
Omnidirectional response
Signal to Noise Ratio (SNR): 65 dBA
120 dB Maximum SPL
PSR: -80 dBFS
Fourth order Σ-Δ modulator
Sensitivity: –26 dB
Sensitivity Tolerance: ±3 dB
Low current consumption: 900 μA
Extended frequency response from 100 Hz to 16 kHz
RoHS compliant
Compatible with Sn/Pb and Pb-Free solder processes
Dimension: 3mm ´ 4mm ´ 1mm