Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The SPH0644LM4H-1 is a miniature, high-performance, low-power, bottom-port silicon digital microphone with a unit PDM output. The SPH0644LM4H-1 consists of an acoustic sensor, a low noise input buffer, and a sigma-delta modulator. It is required for portable electronic devices with superior broadband audio performance and RF immunity.

Features

Low distortion/high AOP

High signal-to-noise ratio

Low current consumption in low power mode

Radio-frequency shielding

Sensitivity matches multiple mic designs

Supports dual multiplexing channels

Multi-mode (Sleep, low power, normal)

Applications

Far-field voice user interface

Broke into

Beamforming and phase patching

Smart person

Portable electronic equipment

Mobile phones, laptops and tablets

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.