SPV1840LR5H-B-8

The SPV1840LR5H-B-8 is a high-performance, miniature analog silicon microphone designed for use in a variety of electronics where space and sound quality are crucial. Manufactured by Knowles, this microphone is known for its low power consumption and high sensitivity, making it ideal for mobile devices, hearing aids, and other compact audio applications. It features an omnidirectional pickup pattern, which allows it to capture sound from all directions with consistent sensitivity. The microphone operates over a wide frequency range, providing clear and natural sound reproduction.
One of its key attributes is its robust design, which can withstand various environmental conditions, including moisture and dust, thanks to its IP57 rating. The SPV1840LR5H-B-8 also supports surface mount technology (SMT), which simplifies integration into modern electronic devices. Its small package size allows for versatile placement in tight spaces. Additionally, the microphone's low noise floor and high signal-to-noise ratio (SNR) contribute to superior audio performance, making it suitable for applications where audio clarity is paramount.

The SPV1840LR5H-B-8 is an analog MEMS microphone. Equivalent products include:
1. Knowles EK-23024-000
2. TDK InvenSense ICS-40310
3. STMicroelectronics MP23AB02B
4. Bosch BMP38XX series (specific model depends on requirements)
5. AAC Technologies' range of analog MEMS microphones (like the AAC1539).
Each of these alternatives should be verified for specific parameters such as sensitivity, frequency response, and size requirements to ensure compatibility with your application.

The SPV1840LR5H-B-8 is an analog MEMS microphone known for its high performance and reliability. Key features include:
1. Omnidirectional Pickup: Captures sound from all directions, ensuring consistent audio quality regardless of the microphone's orientation.
2. High Signal-to-Noise Ratio (SNR): Offers a high SNR, typically around 62 dB, which helps in capturing clear and detailed audio with minimal background noise.
3. Wide Frequency Response: Covers a frequency range of 100 Hz to 10 kHz, making it suitable for a variety of audio applications.
4. Low Power Consumption: Designed to operate efficiently with low power requirements, making it ideal for battery-powered devices.
5. Compact Size: Features a small footprint, enhancing its integration flexibility in space-constrained applications.
6. Robust Construction: Built to withstand environmental variations, ensuring durability and reliability in various operating conditions.
These features make the SPV1840LR5H-B-8 suitable for use in consumer electronics, mobile devices, and other applications requiring high-quality sound input.

The SPV1840LR5H-B-8 is a MEMS microphone with a single-ended analog output. It typically features a 4-pin configuration. The pin functions are as follows:
1. VDD: Power supply pin, used to deliver the required voltage to the microphone.
2. GND: Ground pin, connected to the system ground.
3. OUT: Analog output pin, where the microphone outputs the audio signal.
4. NC: No connection, often used for mechanical stability or future features.
This microphone is designed for applications requiring high sensitivity and low noise, suitable for devices like smartphones, tablets, and other consumer electronics.

The SPV1840LR5H-B-8 is manufactured by Knowles Corporation. Knowles is a global company that specializes in advanced micro-acoustic microphones and speakers, audio processing, and precision device solutions. They serve a variety of markets, including consumer electronics, communications, medical technology, and industrial sectors. Knowles is well-known for its expertise in acoustics and microelectronics, making it a key player in providing components for devices such as smartphones, hearing aids, and IoT devices.

The SPV1840LR5H-B-8 is an analog MEMS microphone commonly used in various applications due to its small size and high performance. Key application areas include consumer electronics like smartphones, tablets, and laptops, where it aids in voice recognition and audio recording. It's also used in smart home devices, such as voice-activated assistants and IoT gadgets, for capturing clear audio input. Additionally, it's utilized in hearing aids and other wearable audio devices, ensuring effective sound quality and noise reduction. Its robust design makes it suitable for automotive systems, where it supports hands-free communication and voice command functions.

The SPV1840LR5H-B-8 is an omnidirectional MEMS (Micro-Electro-Mechanical Systems) microphone housed in a surface-mount package. It is designed for easy integration into various audio applications, offering high-performance audio capture in a compact form factor.