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Shenzhen Mingjiada Electronics Co., Ltd.
Model

MPQ5031GRE MPQ4272GVE 88Q2112

Service Telephone:86-755-83294757

Product Classification

Integrated Circuit Chip

Ethernet Interface-Multiprotocol Transceiver Power Line Transceivers Phase Locked Loop - PLL RF Sampling Transceiver Logic-Level Converter Interface IC - Multi-Rate Retimer SAS Expander Power Amplifier Module Clock/Timing,Oscillators Clock/Timing - Nano Timer Digital Crosspoint Switch Ultrasound Transceivers Clock/Timing - Delay Line Card Reader Controller Logic - Gates and Inverters Transmitter Isolated Comparator High Speed Comparator Interface - Multi-Rate Retimer USB Controller CCD Signal Processor Photometric Front Ends Isolation Amplifiers

IoT/IGBT Module

2G Module 4G Module 5G Module IoT Module New Energy Module Vehicle-Grade Module Smart Module Memory Module Cellular IoT Module Satellite Communication Module GNSS Module LPWA Modules IoT Chips Wireless Communication Module

Filter

SAW Filter BAW Filter Wi-Fi Filter 2.4GHz Wi-Fi Bandpass Filter Active filter RF Filter High Pass Filters 5GHz Wi-Fi Bandpass Filter 6GHz Wi-Fi Bandpass Filter

Wireless Connection

Wi-Fi 6 Bluetooth IC Bluetooth 5.1 Bluetooth 5.0 Bluetooth 5.2 Wi-Fi chip Ultra Wideband UWB IC GNSS Receiver Wi-Fi 4 WiFi Modules Bluetooth Low Power Wi-Fi 5 Wi-Fi 7 Wireless NIC Chips Bluetooth Module WiFi Wireless Module Bluetooth Audio SoC

Circuit Protection

Surge suppression IC ESD Suppressors/TVS Diodes Gas Discharge Tubes - GDT / Gas Plasma Arresters TVS - Mixed Technology

Discrete Semiconductor

Transistor - FET, MOSFET - Single Radio frequency transistor Power MOSFET Modules Silicon Carbide (SIC) FET Modules Silicon Carbide (SIC) FETs MOSFET a canale P Transistors - RF FETs, MOSFETs MOSFET Modules Thyristor Diode array module MOSFET Transistor N-Channel MOSFET IGBT Transistor Diodes & Rectifiers Schottky Diodes & Rectifiers Single Zener Diodes Bipolar Transistor Array Power Driver Module Diodes - Rectifiers - Single Transistor - FET, MOSFET - Array Transistor - IGBT - Module Transistor - UGBT, MOSFET - Single

Power Management

Gallium Nitride (GaN) ICs Linear Regulator LDO AC-DC Controller And Voltage Regulator DC-DC Power Products Voltage Reference Battery Management Power over Ethernet (PoE) controller

Connectors

USB Connector Circular Connector Automotive Connector Card Edge Connectors Board-To-Board & Mezzanine Connectors FFC, FPC ( Flat Flexible ) Connectors Backplane Connectors Rectangular Connectors Coaxial Connector (RF) Rectangular Connectors - Arrays, Edge Type, Mezzanine (Board to Board)

Sensor

Optical Sensors Flow Sensors Board Mounted Humidity Sensor Biometric Sensors Speed Sensors Humidity Sensor Hall effect current sensor Ultrasonic Sensor Optical Sensors,Photodiodes Humidity, Moisture Sensitive Sensors Optical detectors and sensors-Infrared detectors Board Mount Temperature Sensor Gas Sensor Position Sensor Industrial Millimetre Wave Radar Sensors Automotive Millimetre Wave Radar Sensors Image sensor Radar sensor Motion sensor - Gyroscope Ultrasonic receiver, transmitter (distance measurement) Optical Biosensing Module Pressure Sensors Current Sensors Capacitive Touch Sensors

Memory

NOR Flash Nonvolatile Memory Random access memory RAM Static random access memory SRAM Synchronous dynamic random access memory SDRAM F-RAM LPDDR5 uMCP EEPROM Solid State Drives - SSD Standard Serial EEPROM Automotive Grade Serial EEPROM eMMC Pseudo Static Random Access Memory (PSRAM) Erasable Programmable ROM NAND Flash Universal Flash Storage - UFS Dynamic random access memory DRAM Memory - Modules

Embedded and Networking Processors

Secure Processors
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New and Original Knowles Silicon Microphone SPH0644LM4H-1 Bottom Port Silicon Digital Microphone

New and Original Knowles Silicon Microphone SPH0644LM4H-1 Bottom Port Silicon Digital Microphone

Source:our siteTime:2024-07-04Views:

Shenzhen Mingjiada Electronics Co., Ltd. supplies the new and original Knowles Silicon Microphone SPH0644LM4H-1 miniature, high-performance, low-power, bottom-ported silicon digital microphone with single-bit PDM output. Utilising Knowles proven high …

Shenzhen Mingjiada Electronics Co., Ltd. supplies the new and original Knowles Silicon Microphone SPH0644LM4H-1 miniature, high-performance, low-power, bottom-ported silicon digital microphone with single-bit PDM output. Utilising Knowles proven high performance SiSonicTM MEMS technology, it consists of an acoustic transducer, low noise input buffer and sigma-delta modulator.

QQ图片20240704152026.png

Manufacturer: Knowles  

Product Category: MEMS Microphones    

Series: SPH  

Sensitivity: - 36 dB  

SNR - Signal to Noise Ratio: 65.5 dBA  

Frequency range: 1.4 MHz to 4.8 MHz  

Operating supply current: 1.4 mA  

Operating supply voltage: 1.8 V  

Minimum operating temperature: - 40 C  

Maximum operating temperature: + 100 C  

Output Type: Digital  

Port Type: Bottom  

Length: 3.5 mm  

Width: 2.65 mm  

Directionality: Omnidirectional  

Mounting Style: SMD/SMT  

Package / Case: LGA-5  

Product Type: MEMS Microphones  

Shape: Rectangular  

Factory Package Quantity: 5900  

Sub Category: Microphones  

Supply Voltage - Max: 3.6 V  

Supply Voltage - Min: 1.6 V  

Termination Type: SMD/SMT  

Trade Name: SiSonic  

Unit weight: 175.700 mg 


The devices are intended for use in mobile phones, smart phones, laptops, sensors, digital cameras, portable music recorders, and other portable electronic devices that require excellent broadband audio performance and RF immunity. In addition, the SPH0644LM4H-1 offers multiple performance modes.


Interested parties are welcome to call and consult with Mr Chen:

Tel: +86 13410018555

Email: sales@hkmjd.com

Company homepage: http://www.hkmjd.com/

Qualcomm Introduces CSR8670C-IBBH-R Audio System-on-Chip (SoC) for Bluetooth Audio Applications Return to
column Qualcomm QCC-3086-0-WLNSP99-TR-05-0 QCC3086 Single-Chip Bluetooth Audio SoC Platform

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Contact Number:86-755-83294757

Enterprise QQ:1668527835/ 2850151598/ 2850151584/ 2850151585

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Company Address:Room1239, Guoli building, Zhenzhong Road, Futian District, Shenzhen, Guangdong

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