What is the Additional Feature ?

Name: ICS-40720
Brand: TDK InvenSense
SKU: ICS-40720
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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TDK InvenSense ICS-40720

Part No.:: ICS-40720

Manufacturer:: TDK InvenSense

Package:

Datasheet:: ICS-40720.pdf

Description:: MICROPHONE MEMS ANALOG OMNI

In Stock:: 3300

Quantity:: Add To Cart

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ICS-40720 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ICS-40720 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ICS-40720 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ICS-40720 Typical application Circuitry

ICS-40720

ICS-40720 is a high-performance, low-noise, omnidirectional MEMS microphone designed by TDK InvenSense. It is particularly suited for applications requiring high-quality audio capture, such as smartphones, tablets, digital assistants, and other smart devices. The ICS-40720 is known for its excellent signal-to-noise ratio (SNR), wide dynamic range, and flat wideband frequency response, making it ideal for high-fidelity audio recording.

Application Scenario: Digital Assistants

In digital assistants, such as smart speakers and voice-activated controllers, the ICS-40720 plays a crucial role in capturing voice commands with clarity and precision, even in noisy environments.

Features of Parameters

- High SNR: With a high signal-to-noise ratio provided by the ICS-40720, crisp audio capture with low background noise is guaranteed.

- Broad Dynamic variety: Able to handle a broad variety of sound levels, distortion-free, from soft murmurs to thunderous bangs.

- Flat Frequency Response: Provides uniform sensitivity across a broad frequency spectrum, capturing sound with natural fidelity.

Digital Assistant Microphone Array Circuit Design

Designing a microphone array for a digital assistant using the ICS-40720 involves several critical considerations:

1. Power source Connection: To ensure reliable operation, connect the ICS-40720's VDD pin to a clean, regulated power source, usually 3.3V.

2. Signal Output Connection: The ICS-40720 outputs an analog signal, which should be connected to an analog-to-digital converter (ADC) input of a processing unit or microcontroller. To be processed, the analog signal from the microphone needs to be transformed into a digital format using this link.

3. Grounding: Connect the ground pin (GND) of the ICS-40720 to the system's ground. Proper grounding is required to reduce noise and preserve signal integrity.

4. Mounting Orientation: Mount the ICS-40720 in the optimal orientation as specified in its datasheet, typically with the sound inlet facing towards the sound source, to maximize audio capture quality.

5. Acoustic Design: Incorporate an acoustic port or pathway in the device design that leads to the ICS-40720's sound inlet, ensuring clear sound transmission from the external environment to the microphone.

Design Considerations

When designing the circuit, several factors must be addressed:

- Noise Suppression: Implement noise suppression techniques, such as using low-noise power supplies and placing decoupling capacitors near the ICS-40720 power pins, to minimize system noise that could affect audio quality.

- Environmental Conditions: Consider the effects of environmental factors like temperature and humidity on the ICS-40720, ensuring stable operation under varying conditions.

- Signal Processing: Ensure that the processing unit or microcontroller has sufficient capabilities to handle signal processing tasks such as noise cancellation, echo reduction, and voice recognition algorithms to extract clear voice commands from the captured audio.

By carefully addressing these design aspects, the ICS-40720 can be effectively utilized in digital assistants, providing high-fidelity audio capture that enhances the user experience with voice-controlled devices.

ICS-40720 information

ICS-40720 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
MEMS (Silicon)
OutputType:
Analog
Direction:
Omnidirectional
FrequencyRange:
75 Hz ~ 20 kHz
Sensitivity:
-38dB ±2dB @ 94dB SPL
S/NRatio:
70dB
Impedance:
-
Voltage-Rated:
-
VoltageRange:
1.5 V ~ 3.63 V
Current-Supply:
375 µA
PortLocation:
Bottom
Ratings:
-
Termination:
Solder Pads
Size/Dimension:
0.157 L x 0.118 W (4.00mm x 3.00mm)
Height(Max):
0.051 (1.30mm)

ICS-40720 FAQ

1. How to order ICS-40720 on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that ICS-40720 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ICS-40720. All suppliers must pass our qualification reviews before they can publish their products including ICS-40720 on icwhale.com; we pay more attention to the channels and quality of ICS-40720 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the ICS-40720 price and inventory displayed accurate?

The price and inventory of ICS-40720 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ICS-40720?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ICS-40720 we delivered, we will accept the replacement or return of the ICS-40720 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ICS-40720.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations