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HomeProductsAudio ProductsMicrophonesSPH0645LM4H-B-8
Knowles
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See specifications for product details.

SPH0645LM4H-B-8 - Knowles

Manufacturer Part Number
SPH0645LM4H-B-8
Manufacturer
Knowles
Allelco Part Number
32D-SPH0645LM4H-B-8
ECAD Model
Parts Description
SILICON MICROPHONE
Detailed Description
Package
Data sheet
SPH0645LM4H-B-8.pdf
In stock: 3670

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Quantity

Specifications

SPH0645LM4H-B-8 Tech Specifications
Knowles - SPH0645LM4H-B-8 technical specifications, attributes, parameters and parts with similar specifications to Knowles - SPH0645LM4H-B-8

Product Attribute Attribute Value  
Manufacturer Knowles  
Voltage Range 1.62 V ~ 3.6 V  
Voltage - Rated 1.8 V  
Type MEMS (Silicon)  
Termination Solder Pads  
Size / Dimension 0.138" L x 0.104" W (3.50mm x 2.65mm)  
Shape Rectangular  
Series SPH  
Sensitivity -26dB ±3dB @ 94dB SPL  
Product Attribute Attribute Value  
S/N Ratio 65dB  
Ratings -  
Port Location Bottom  
Package Bulk  
Output Type Digital, I²S  
Height (Max) 0.043" (1.08mm)  
Direction Omnidirectional  
Current - Supply 600 µA  

Parts with Similar Specifications

The three parts on the right have similar specifications to Knowles SPH0645LM4H-B-8

Product Attribute SPH0645LM4H-B-8 SPH0644LM4H-1-8 SPH1642HT5H-1-8 SPH0655LM4H-1
Part Number SPH0645LM4H-B-8 SPH0644LM4H-1-8 SPH1642HT5H-1-8 SPH0655LM4H-1
Manufacturer Knowles Knowles Knowles Knowles
S/N Ratio 65dB - 65dB 66dB
Direction Omnidirectional Omnidirectional Omnidirectional Omnidirectional
Current - Supply 600 µA 1.4 mA 185 µA 2 mA
Ratings - - - -
Output Type Digital, I²S Digital, PDM Analog Digital, PDM
Termination Solder Pads Solder Pads Solder Pads Solder Pads
Type MEMS (Silicon) MEMS (Silicon) MEMS (Silicon) MEMS (Silicon)
Size / Dimension 0.138" L x 0.104" W (3.50mm x 2.65mm) 0.138" L x 0.104" W (3.50mm x 2.65mm) 0.138" L x 0.104" W (3.50mm x 2.65mm) 0.138" L x 0.104" W (3.50mm x 2.65mm)
Port Location Bottom Bottom Top Bottom
Voltage Range 1.62 V ~ 3.6 V 1.6 V ~ 3.6 V 1.5 V ~ 3.6 V -
Sensitivity -26dB ±3dB @ 94dB SPL -37dB ±1dB @ 94dB SPL -38dB ±1dB @ 94dB SPL -37dB ±1dB @ 94dB SPL
Package Bulk Bulk Bulk Tape & Reel (TR)
Shape Rectangular Rectangular Rectangular Rectangular
Height (Max) 0.043" (1.08mm) 0.043" (1.08mm) 0.043" (1.10mm) 0.043" (1.08mm)
Series SPH SiSonic™ SPH SPH SiSonic™ SPH
Voltage - Rated 1.8 V 1.8 V - 1.8 V

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Knowles

SPH0645LM4H-B-8

Knowles
32D-SPH0645LM4H-B-8

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