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M5Stack PDM Microphone Unit SPM1423 Pulse Density Modulation Signal Automatic Voice Recording Module Programmable Module Yuup

Original price was: $ 304,91.Current price is: $ 91,47.

SKU: us_6548949958830 Category: Module Board Tags: Electronic Components & Supplies, Module Board, Other Module Board

Description
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Description:

PDM mini Unit is a digital MEMS silicon-based microphone based on PDM (Pulse Density Modulation) signal. The microphone has high signal-to-noise ratio, high sensitivity, low power consumption, anti-radio frequency interference, smooth frequency response and other characteristics. It automatically switches the microphone state according to the clock frequency (power down/activate/sleep)and can be widely used for audio data collection on wearable devices and smart digital devices.

Features:

– I2S PORT,PDM encoding output (CLK/DAT)

– High sensitivity, high signal to noise ratio

– Low power consumption

– Anti-radio frequency interference

– Compatible with LEGO

Package Included:

– 1x PDM mini Unit

– 1x HY2.0 4P Cable(5CM)

Applications:

– Spectrum Analyzer

– Recoder

– Loudness meter

Specification:

Resources	Parameter
Sensitivity	94dB SPL@1KHz Nom.:-22dBFS
Signal to Noise Ratio	94dB SPL@1KHz,A-weighted Nom.:61.4dB
Total Harmonic Distortion	100dB SPL@1KHz Nom.:1%
Working voltage range	1.6 V to 3.6 V
Working Current	600µA
Net Weight	4g
Gross Weight	8g
Product Size	242413mm
Package Size	353618mm
Case material	Plastic(PC)

Related Link:

SPM1423

EasyLoader: Click to download

EasyLoader is a concise and fast program writer, which has a built-in program related to the product. It can be burned to the main control by simple steps to perform a series of function verification. Please install the corresponding driver according to the device type. M5Core host Please click here to view the CP210X driver installation tutorial, M5StickC/V/T/ATOM series can be used without driver)

Schematic: click here to open

Example:

1. Arduin IDE

Please click here to download Arduin Code

Fast Shipping and Professional Packing

We offer a wide range of shipping options owing to our long-standing relationships with UPS, FedEx and DHL. Our warehouse personnel will pack all goods to our exacting specifications. Your goods will go through a thorough inspection and be securely secured prior to being shipped. Every day, we deliver to thousands of customers across many countries. This shows our commitment to become the biggest online retailer on earth. Warehouses and distribution centers can be found in Europe and the USA.

Orders that contain more than one item are assigned processing times in accordance with the item.

Prior to shipping, we check the item thoroughly before sending the items. The majority of orders will be delivered within 48 hours. Delivery time ranges between 3-7 days.

Returns

The inventory is always changing and we do not completely manage it because several parties are involved, including our warehouse and factory. The actual stock levels can fluctuate at any point. Please understand it may happen that your order is out of stock after the order has been placed.

Our policy is valid for 30 days. However, if the 30 days have elapsed after you bought your product, we are unable to provide a refund or exchange.

You can only return an item if it is unused and is in the same condition the day you received it. It must also be in its original packaging.

M5Stack PDM Microphone Unit SPM1423 Pulse Density Modulation Signal Automatic Voice Recording Module Programmable Module Yuup

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