SI4031-A0-FM is Obsolete and no longer manufactured.
Available Substitutes:

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SI4060-B1B-FM
Silicon Labs
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RF Transmitter FSK, GFSK, OOK 240MHz ~ 930MHz 13dBm 128kbps PCB, Surface Mount Antenna 20-VFQFN Exposed Pad
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SI4031-A0-FM

DigiKey Part Number
336-1625-5-ND
Manufacturer
Silicon Labs
Manufacturer Product Number
SI4031-A0-FM
Description
RF TX IC FSK 240-930MHZ 20VFQFN
Customer Reference
Detailed Description
RF Transmitter FSK, GFSK, OOK 240MHz ~ 930MHz 13dBm 128kbps PCB, Surface Mount Antenna 20-VFQFN Exposed Pad
Product Attributes
Type
Description
Select All
Category
Manufacturer
Silicon Labs
Series
EZRadioPRO®
Packaging
Tube
Part Status
Obsolete
DigiKey Programmable
Not Verified
Frequency
240MHz ~ 930MHz
Applications
-
Modulation or Protocol
FSK, GFSK, OOK
Data Rate (Max)
128kbps
Power - Output
13dBm
Current - Transmitting
28mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Memory Size
-
Features
-
Voltage - Supply
1.8V ~ 3.6V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-VFQFN Exposed Pad
Supplier Device Package
20-QFN (4x4)
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Obsolete
This product is no longer manufactured. View Substitutes