Silicon Labs SI4431-B1-FMR

IC RF TXRX ISM<1GHZ 20VFQFN

In Stock: 16,825 Genuine Part Fast Shipping
Silicon Labs SI4431-B1-FMR
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Key Specifications

Series -
Package Tape & Reel (TR)
Part Status Not For New Designs
Type TxRx Only
RF Family/Standard General ISM < 1GHz
Protocol -
Modulation FSK, GFSK, OOK
Frequency 240MHz ~ 930MHz

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Quantity Unit Price (USD)
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2,500+ $4.3950
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Technical Specifications

Series -
Package Tape & Reel (TR)
Part Status Not For New Designs
Type TxRx Only
RF Family/Standard General ISM < 1GHz
Protocol -
Modulation FSK, GFSK, OOK
Frequency 240MHz ~ 930MHz
Data Rate (Max) 256kbps
Power - Output 13dBm (Max)
Sensitivity -121dBm
Memory Size -
Serial Interfaces SPI
GPIO 3
Voltage - Supply 1.8V ~ 3.6V
Current - Receiving 18.5mA
Current - Transmitting 17mA ~ 30mA
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-VFQFN Exposed Pad
Supplier Device Package 20-QFN (4x4)

Product Description

The Silicon Labs SI4431-B1-FMR is a IC RF TXRX ISM<1GHZ 20VFQFN. This component belongs to the RF Transceiver ICs category and features Frequency of 240MHz ~ 930MHz, Package of Tape & Reel (TR), Mounting Type of Surface Mount. As an authorized distributor, SecureChip offers genuine Silicon Labs components with competitive pricing and fast delivery worldwide.

Key Specifications

  • Frequency: 240MHz ~ 930MHz
  • Package: Tape & Reel (TR)
  • Mounting Type: Surface Mount

Whether you need the Silicon Labs SI4431-B1-FMR for prototype design, mass production, or maintenance and repair, our ample stock and technical support team ensure you receive the right components on time.

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