High-performance RF transceiver supporting FSK, GFSK, GMSK, MSK, and OOK modulation. Features a 1.8V to 3.6V operating voltage range, 3.3V nominal supply, and a data rate up to 1Mbps. Offers a sensitivity of -126dBm and transmit output power up to 16dBm across a frequency range of 119MHz to 1.05GHz. Integrated SPI interface, 4 GPIO pins, and a single receiver and transmitter. Packaged in a 4mm x 4mm QFN with a 20-pin configuration.
Frequency119MHz
PackageQFN
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Technical Specifications
Silicon Labs SI4461-B1B-FM technical specifications.
General
Package/Case
QFN
Color
Black
Current - Receiving
13.7mA
Current - Transmitting
43mA
Data Rate
1Mbps
Diameter
0.75inch
Frequency
119MHz
Height
0.63inch
Interface
SPI
Length
4mm
Material
Metal
Max Frequency
1.05GHz
Min Frequency
119MHz
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Supply Voltage
3.6V
Min Supply Voltage
1.8V
Number of GPIO
4
Number of Receivers
1
Number of Transmitters
1
Operating Supply Voltage
3.3V
Output Power (dBm)
16dBm
Package Quantity
25
Packaging
Rail/Tube
Reach SVHC Compliant
Unknown
RoHS Compliant
Yes
Sensitivity
-126dBm
Width
4mm
Compliance
RoHS
Compliant
Datasheet
Silicon Labs SI4461-B1B-FM Datasheet
Download the complete datasheet for Silicon Labs SI4461-B1B-FM to view detailed technical specifications.
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