INMP621ACEZ-R7 Allicdata Electronics

INMP621ACEZ-R7 Audio Products

Allicdata Part #:

1428-1018-2-ND

Manufacturer Part#:

INMP621ACEZ-R7

Price: $ 0.00
Product Category:

Audio Products

Manufacturer: TDK InvenSense
Short Description: MIC MEMS DIGITAL OMNI -46DB
More Detail: 45Hz ~ 20kHz Digital, PDM Microphone MEMS (Silicon...
DataSheet: INMP621ACEZ-R7 datasheetINMP621ACEZ-R7 Datasheet/PDF
Quantity: 20000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Stock 20000Can Ship Immediately
Specifications
Series: INMP621
Packaging: Tape & Reel (TR) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Type: MEMS (Silicon)
Output Type: Digital, PDM
Direction: Omnidirectional
Frequency Range: 45Hz ~ 20kHz
Sensitivity: -46dB ±2dB @ 94dB SPL
S/N Ratio: 65dB
Voltage Range: 1.62V ~ 3.63V
Current - Supply: 1.6mA
Port Location: Bottom
Termination: Solder Pads
Size / Dimension: 0.157" L x 0.118" W (4.00mm x 3.00mm)
Height (Max): 0.043" (1.10mm)
Shape: Rectangular
Description

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INMP621ACEZ-R7 is a unidirectional, differential analog microphone that focuses on low power operation with low noise and dynamic range. This microphone is designed to meet stringent AEC-Q101 automotive environmental reliability requirements, and is well suited to industrial applications requiring high reliability and high performance microphones in harsh environments. It is based on the INMP621ACEZ-R7 microphone, which is a high-sensitivity, low-noise, low-power, low-distortion, analog microphone with auto-zeroing capabilities. It is well suited for automotive applications, such as Advanced Driver Assistance Systems (ADAS), infotainment systems, and audio recording/playback platforms.

The INMP621ACEZ-R7 microphone utilizes a inherent dual-backplate capacitive sensing element and includes integrated Analog-to-Digital (ADC) technology. This technology enables it to detect and output the details of an audio signal in digital form. The dual-backplate element is coupled with a pair of digitally controlled backplates that enable the microphone to produce a balanced output signal. The backplates can be independently adjusted to allow for either a wide-range audio recognition or to selectively reduce the sensitivity to specific frequency ranges. The output of the microphone can also be adjusted to minimize unwanted noise.

The INMP621ACEZ-R7 microphone integrates additionally specific features to further improve the redundancy and robustness of the microphone, such as an auto-zeroing technology which corrects any offset occurring in the microphone due to environmental temperature variation. Thanks to this feature, the microphone\'s output signal remains stable over a wide range of operating temperatures.

The working principle of the INMP621ACEZ-R7 microphone is based on the capacitive sensing principle. The microphone operates on the principle of a dual backplate capacitance sensor that converts the sound pressure wave into an electrical signal. When sound waves hit the sensing diaphragm, it causes a displacement of the diaphragm and thus, a change in the capacitance of the sensor. The microphone then converts the capacitance into a voltage signal, which is then amplified and processed to produce the desired output. This output voltage signal can then be further processed and digitized for use in audio applications.

The INMP621ACEZ-R7 microphone is widely used in various applications, such as automotive, home entertainment, portable electronics, and industrial. It is well suited for use in automotive applications, such as Advanced Driver Assistance Systems, acoustic echo cancellation, active noise control, directional audio recording, and automotive infotainment systems. This microphone is also well suited for use in home entertainment systems, including loudspeaker systems, television sets, and headphones. Additionally, it can be used in portable electronic devices such as electronic notebooks, digital audio players, and cellular phones. The INMP621ACEZ-R7 microphone is also a popular choice for industrial applications such as machinery monitoring, robotics, industrial audio, and teleconference applications.

INMP621ACEZ-R7 is a high performance microphone with a wide range of applications. Its low power operation and low noise enable it to be used in almost any environment, including harsh automotive and industrial environments. Its low distortion and wide dynamic range make it a great choice for a variety of audio and teleconferencing applications. In addition, its built-in ADC and auto-zeroing technology make it ideal for use in automotive and industrial applications where high reliability is essential.

The specific data is subject to PDF, and the above content is for reference

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