C8051F392-A-GM
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SI4431-B1-FM

DigiKey Part Number
336-2521-5-ND
Manufacturer
Silicon Labs
Manufacturer Product Number
SI4431-B1-FM
Description
IC RF TXRX ISM<1GHZ 20QFN
Customer Reference
Detailed Description
IC RF TxRx Only General ISM < 1GHz 240MHz ~ 930MHz 20-VFQFN Exposed Pad
Datasheet
 Datasheet
EDA/CAD Models
SI4431-B1-FM Models
Product Attributes
Type
Description
Select All
Category
Mfr
Silicon Labs
Series
-
Packaging
Tray
Part Status
Not For New Designs
DigiKey Programmable
Not Verified
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)
Base Product Number
SI4431
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In-Stock: 3,401
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Not recommended for new design, minimums may apply View Alternative Package Types
Quantity
All prices are in HKD
Tray
QuantityUnit PriceExt Price
1$78.16000$78.16
10$67.86200$678.62
25$64.27600$1,606.90
100$59.35470$5,935.47
490$54.38673$26,649.50
980$52.42444$51,375.95
1,470$51.32995$75,455.03
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.