Product Attribute Attribute Value
Manufacturer: Silicon Laboratories
Product Category: RF Transceiver
Type: Sub-GHz
Frequency Range: 425 MHz to 525 MHz
Maximum Data Rate: 500 kbps
Modulation Format: FSK, GFSK, OOK
Supply Voltage – Min: 1.8 V
Supply Voltage – Max: 3.8 V
Supply Current Receiving: 13.7 mA
Supply Current Transmitting: 75 mA
Output Power: 20 dBm
Minimum Operating Temperature: – 40 C
Maximum Operating Temperature: + 85 C
Interface Type: SPI
Package / Case: QFN-20
Packaging: Reel
Packaging: Cut Tape
Brand: Silicon Labs
Mounting Style: SMD/SMT
Operating Supply Voltage: 3.3 V
Product Type: RF Transceiver
Sensitivity: – 124 dBm
Factory Pack Quantity: 2500
Subcategory: Wireless & RF Integrated Circuits
Technology: Si


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    Additional Details

    Product Compliance

    USHTS: 8542390001

    CNHTS: 8542319090

    CAHTS: 8542390000

    JPHTS: 854239099

    TARIC: 8542399000

    MXHTS: 8542399901

    ECCN: 5A991.b

    More Information

    Si4438 EZRadioPRO® Transceivers
    Silicon Labs Si4438 EZRadioPRO® transceivers are high-performance, low-current transceivers masking sub-GHz frequency bands from 425MHz to 525MHz. These transceivers are focused at the Chinese meter marketplace for reliable lengthy-range verbal exchange. The Si4438 transceivers show off exquisite output strength as much as +20dBm with its incorporated on-chip power amplifier, and first rate obtain sensitivity of -124dBm. These transceivers acquire extraordinarily low active and standby contemporary intake. The high output energy and sensitivity outcomes in an high-quality hyperlink price range of 144dB, permitting prolonged levels and fairly sturdy communique links.