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SI4438-B1C-FM

  • In Stock: 36248
  • Available: 415

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $4.36184US $4.36
10+US $3.92566US $39.26
30+US $3.05329US $91.60
100+US $2.50806US $250.81
500+US $2.39901US $1199.51
1000+US $2.18092US $2180.92

Do you want a lower wholesale price? Please send us an inquiry, and we will respond immediately.

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Product Parameter

  • Manufacturer
    Silicon Labs
  • Manufacturer's Part #
    SI4438-B1C-FM
  • Categories
    RF/IF and RFID
  • Sub-Categories
    RF Transceiver ICs
  • Series
    -
  • ECCN
    5A991B
  • GPIO
    4
  • Type
    TxRx + MCU
  • Width
    4mm
  • Height
    850μm
  • Length
    4mm
  • Weight
    16.499422mg
  • Frequency
    425MHz~525MHz
  • Packaging
    Tray
  • Published
    2011
  • Modulation
    FSK, GFSK, GMSK, OOK
  • Part Status
    Active
  • Mounting Type
    Surface Mount
  • Surface Mount
    YES
  • Terminal Form
    NO LEAD
  • Number of Pins
    20
  • Package / Case
    20-VFQFN Exposed Pad
  • Power - Output
    20dBm Max
  • Supply Voltage
    3.3V
  • Terminal Pitch
    0.5mm
  • Data Rate (Max)
    500kbps
  • Voltage - Supply
    1.8V~3.6V
  • Factory Lead Time
    8 Weeks
  • Sensitivity (dBm)
    -124 dBm
  • Serial Interfaces
    SPI
  • Terminal Position
    QUAD
  • RF Family/Standard
    General ISM < 1GHz
  • Current - Receiving
    14mA
  • Number of Functions
    1
  • Operating Temperature
    -40°C~85°C
  • Current - Transmitting
    75mA
  • Number of Terminations
    20
  • Operating Supply Voltage
    3.3V

Environmental & Export Classifications

  • HTSUS
    8542.39.0001
  • REACH SVHC
    Unknown
  • RoHS Status
    ROHS3 Compliant
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)

SHIPPING GUIDE

  • Shipping Methods

    Rest assured that your orders will be handled by these trusted providers, such as DHL, FedEx, SF, and UPS.

  • Shipping Cost

    Shipping starts at $40 but varies for destinations like South Africa, Brazil, India, and more. The actual shipping charges depend on time zone, country, and package weight/volume.

  • Delivery Time

    We ship orders once daily, around 5 p.m., except on Sundays. The estimated delivery time may vary depending on the courier service you choose, but typically ranges from 5 to 7 business days.

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