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SPH0645LM4H-B

In Stock: 5,099

20 Hz ~ 10 kHz Digital, I²S Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-26dB ±3dB @ 94dB SPL) Solder Pads

Manufacturers: KNOWLES CORP
Mfr.Part#:
SPH0645LM4H-B
Package/Case:
SMD
Product Type:
MEMS Microphones
RoHS:
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SPH0645LM4H-B Information

Description

The SPH0645LM4H-B is a semiconductor component from Knowles, specifically a Consumer Circuit in a small surface-mount device (SMD) package. Key features of this product include its compact size at 3.50mm x 2.65mm and height of 0.98mm, making it suitable for portable electronics and space-constrained applications. The SPH0645LM4H-B is designed with eco-friendliness in mind, as it is both halogen-free and RoHS compliant, ensuring minimal environmental impact during manufacturing and disposal. Its consumer-grade quality makes it an excellent choice for applications where miniaturization and reliability are crucial. While there may not be specific details on the component's function or performance parameters, its general features suggest a low-power or analog application, likely in consumer electronics such as smartphones, tablets, or wearables.

Manufacturer

The manufacturer of the SPH0645LM4H-B is Knowles.

Specifications

Part Life Cycle Code	Active	Reach Compliance Code
HTS Code	8542.39.00.01	Consumer IC Type	CONSUMER CIRCUIT
JESD-30 Code	R-XXMA-N6	Length	3.5 mm
Moisture Sensitivity Level	1	Number of Functions	1
Number of Terminals	6	Operating Temperature-Max	45 °C
Operating Temperature-Min		Peak Reflow Temperature (Cel)	260
Seated Height-Max	1.08 mm	Supply Voltage-Max (Vsup)	3.6 V
Supply Voltage-Min (Vsup)	1.62 V	Surface Mount	YES
Temperature Grade	COMMERCIAL	Terminal Form	NO LEAD
Terminal Position	BOTTOM	Time@Peak Reflow Temperature-Max (s)	40
Width	2.65 mm	Package/Case	SMD

SPH0645LM4H-B FAQs

1.Q: What is the signal-to-noise ratio of Knowles SPH MEMS microphone?

A: It has a 65dB SNR (Signal-to-Noise Ratio).

2.Q: What mounting style is used for Knowles SPH microphone?

A: It uses SMD/SMT mounting style with bottom port configuration.

3.Q: What is the frequency range of Knowles SPH series microphone?

A: The frequency range is 10Hz to 10kHz.

4.Q: Is the Knowles SPH microphone RoHS compliant?

A: Yes, it is both halogen-free and RoHS compliant.

5.Q: What is the typical supply current for Knowles SPH MEMS microphone?

A: The typical operating current is 600μA.

6.Q: What type of output does the Knowles SPH microphone provide?

A: It provides a digital output signal.

7.Q: What are the dimensions of Knowles SPH series microphone package?

A: The package measures 3.5mm (L) x 2.65mm (W) x 1.08mm (H).

8.Q: What is the operating temperature range for Knowles SPH MEMS microphone?

A: It operates from -40°C to +100°C.

9.Q: What are the key features of Knowles SPH series MEMS microphone?

A: Key features include -26dB sensitivity, 65dB SNR, omnidirectional pattern, digital output, 1.62-3.6V operating voltage, and RoHS compliance.

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Shipping Information

Shipped From:
HK warehouse
Expected Shipping Date:
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*Lead times apply to standard orders and are based on business days only. Please contact us for details.

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100 Hz ~ 10 kHz Digital, PDM Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-26dB ±1dB @ 94dB SPL) Solder Pads