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    Knowles SPH0644HM4H

    Part No.:
    SPH0644HM4H
    Manufacturer:
    Knowles
    Category:
    Microphones
    Package:
    Datasheet:
    BomKey ElectronicsSPH0644HM4H.pdf
    Description:
    MIC MEMS DIGITAL PDM OMNI -36DB
    Payment:
    Payment
    Shipping:
    Shipping

    Product details

    • Specifications
    • FAQ
    • Comparison
    • Related
    Attributes
    Property Value
    Manufacturer
    Knowles
    Series:
    SiSonic™ SPH
    Packaging:
    Tray
    Product Status:
    Obsolete
    Type:
    MEMS (Silicon)
    Output Type:
    Digital, PDM
    Direction:
    Omnidirectional
    Frequency Range:
    -
    Sensitivity:
    -36dB ±1dB @ 94dB SPL
    S/N Ratio:
    58dB
    Impedance:
    -
    Voltage - Rated:
    1.8 V
    Voltage Range:
    1.6 V ~ 3.6 V
    Current - Supply:
    1.025 mA
    Port Location:
    Top
    Ratings:
    -
    Termination:
    Solder Pads
    Size / Dimension:
    0.138" L x 0.104" W (3.50mm x 2.65mm)
    Height (Max):
    0.033" (0.85mm)
    Shape:
    Rectangular
    Grade:
    -
    Qualification:
    -
    Category:
    Microphones
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    1. How to order SPH0644HM4H on BomKey Electronics?

    Currently,, BomKey Electronics only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does BomKey Electronics guarantee that SPH0644HM4H is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the SPH0644HM4H. All suppliers must pass our qualification reviews before they can publish their products including SPH0644HM4H on BomKey Electronics; we pay more attention to the channels and quality of SPH0644HM4H products than any other customer. We strictly implement supplier audits, so you can purchase with confidence. .

    3. Are the SPH0644HM4H price and inventory displayed accurate?

    The price and inventory of SPH0644HM4H fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

    Warm Tips: Some orders in certain payment forms may require handling fee.

    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of SPH0644HM4H?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SPH0644HM4H we delivered, we will accept the replacement or return of the SPH0644HM4H only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of SPH0644HM4H.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as SPH0644HM4H pin diagram, SPH0644HM4H datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Images SPH0644HM4H-1 SPH0644HM4H
    Part No. SPH0644HM4H-1 SPH0644HM4H
    Manufacturer Knowles Knowles
    Series SiSonic™ SPH SiSonic™ SPH
    Packaging Tape & Reel (TR) Tray
    Product Status Obsolete Obsolete
    Type MEMS (Silicon) MEMS (Silicon)
    Output Type Digital, PDM Digital, PDM
    Direction Omnidirectional Omnidirectional
    Frequency Range 50 Hz ~ 10 kHz -
    Sensitivity -36dB ±1dB @ 94dB SPL -36dB ±1dB @ 94dB SPL
    S/N Ratio 58dB 58dB
    Impedance - -
    Voltage - Rated - 1.8 V
    Voltage Range 1.6 V ~ 3.6 V 1.6 V ~ 3.6 V
    Current - Supply 1.025 mA 1.025 mA
    Port Location Top Top
    Ratings - -
    Termination Solder Pads Solder Pads
    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)
    Height (Max) 0.037" (0.95mm) 0.033" (0.85mm)
    Shape Rectangular Rectangular
    Grade - -
    Qualification - -

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