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WM7216IMSE/RV

Name: WM7216IMSE/RV
Rating: 4.7 (12 reviews)

MIC MEMS DIGITAL PDM OMNI -26DB

Производитель
Мфр. Часть #WM7216IMSE/RV
Пакет
Лист данных
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Спецификации

Series	WM7216E
Part Status	Obsolete
Type	MEMS (Silicon)
Output Type	Digital, PDM
Direction	Omnidirectional
Frequency Range	62 Hz ~ 12 kHz
Sensitivity	-26dB ±1dB @ 94dB SPL
S/N Ratio	63dB
Voltage - Rated	1.8 V
Voltage Range	1.62 V ~ 2 V
Current - Supply	980 µA
Port Location	Top
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

Обзор

Description

WM7216IMSE/RV is a high-performance, low-power audio codec designed for various multimedia applications. It integrates a digital-to-analog converter (DAC) and an analog-to-digital converter (ADC), facilitating high-quality audio playback and recording. The device supports multiple audio formats and sampling rates, making it versatile for both consumer and professional audio equipment.
Key features include programmable gain amplifiers, built-in filters, and a flexible serial audio interface, allowing easy integration into digital systems. The WM7216IMSE/RV is optimized for low power consumption, making it suitable for battery-operated devices while maintaining high audio fidelity. Its compact form factor and robust performance make it ideal for smartphones, tablets, and portable media players.
Overall, the WM7216IMSE/RV stands out for its combination of audio quality, low power operation, and versatility in application.

Features

The WM7216IMSE/RV is a low-power digital microphone designed for high-performance audio applications. Key features include:
1. Digital Output: Provides a PDM (Pulse Density Modulation) output, enabling easy interfacing with digital signal processors and microcontrollers.
2. Low Power Consumption: Optimized for battery-operated devices, ensuring extended operational life.
3. High Sensitivity: Delivers excellent sound quality and clarity, suitable for voice recognition and audio capture.
4. Wide Frequency Response: Supports a range of audio frequencies, enhancing versatility in various applications.
5. Compact Size: Designed for space-constrained applications, making it ideal for smartphones, wearables, and IoT devices.
6. Robust Performance: Features good noise rejection and environmental resilience, suitable for diverse environments.
Overall, the WM7216IMSE/RV is an efficient solution for high-quality audio input in compact electronic devices.

Package

The WM7216IMSE/RV is packaged in a QFN (Quad Flat No-lead) format. This type of packaging is designed for compactness and efficient thermal performance, making it suitable for various applications in audio and voice processing.

Pinout

The WM7216IMSE/RV is a digital MEMS microphone with a total of 6 pins. The pin functions are as follows:
1. VDD: Power supply (typically +1.8V to +3.6V).
2. GND: Ground connection.
3. DOUT: Digital output for the microphone signal, which is typically in a PDM (Pulse Density Modulation) format.
4. CLK: Clock input for the PDM interface, used to synchronize the data output.
5. SDO: Serial Data Output; can be used for daisy-chaining multiple microphones.
6. SEN: Sensitivity control pin, which can be used to adjust the microphone sensitivity.
This device is suitable for various applications, including smartphones, tablets, and other portable devices requiring high-quality audio input.

Manufacturer

The WM7216IMSE/RV is manufactured by Wolfson Microelectronics, a company that specializes in audio and mixed-signal semiconductor solutions. Founded in 1984 and headquartered in Edinburgh, Scotland, Wolfson is known for its high-performance audio products used in consumer electronics, automotive, and industrial applications. The company's focus is on developing integrated circuits that enhance audio quality and digital signal processing. In 2014, Wolfson Microelectronics was acquired by Cirrus Logic, a leading provider of low-power, high-performance audio solutions. This acquisition aimed to expand Cirrus Logic's product offerings in the audio market.

Application

The WM7216IMSE/RV is a low-power, high-performance microphone designed for applications in mobile devices, such as smartphones and tablets, as well as in wearables, smart home devices, and automotive systems. Its features make it suitable for voice recognition, audio capture, and noise cancellation, enhancing user experience in voice-controlled applications and multimedia recording.

Equivalent

The WM7216IMSE/RV chip, part of the Wolfson Microelectronics family, is primarily used for audio processing. Equivalent products include the following:
1. TI PCM1802
2. Analog Devices ADMP401
3. NXP/Philips SA5382
4. Cirrus Logic CS4271
These alternatives may vary in specifications and features, so it’s essential to check datasheets for compatibility with your application.

Доставка

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Ссылка на плату за доставку (DHL/FedEx):

DHL компанией: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 2-5 рабочих дней.

компании FedEx: Стоимость доставки варьируется от 25 до 40 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ТНТ: Стоимость доставки варьируется от 25 до 65 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ЭМС: Стоимость доставки варьируется от $30-$50 (0,5 кг), с предполагаемым сроком доставки 7-15 рабочих дней.

Зарегистрированная воздушная почта: Стоимость доставки составляет 2-4 доллара США (0,1 кг), при этом предполагаемое время доставки составляет 5-20 рабочих дней.