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Si4461

Proprietary EZRadioPRO Sub-GHz Wireless ICs

The Si4461 EZRadioPRO ISM Band supports a frequency range between 142 and 1050 MHz and output power range between -30 and 16 dBm. The Si4461 is available in a QFN20 package.

The Si4x6x-C2A radios represent the newest generation of the EZRadioPRO family with improved performance, new features and flexibility combined with simplicity and cost efficiency over the older, Si4x6x-B1B revision.

 

Key Specs

 
Output Power (dBm)
16
FSK (kbps)
1000
OOK (kbps)
120
RX Sensitivity (dBm)
-124
Output Power (dBm)
16
FSK (kbps)
1000
OOK (kbps)
120
RX Sensitivity (dBm)
-124
EZRadioPRO Block Diagram

Quality Assurance, Environmental and Packaging Information

Silicon Labs targets a minimum of a 10-year lifecycle for all of its standard products and expects to produce the Si4461 until at least September 2033.

The longevity date shown above is for the preferred revision of this part number, for a complete list of part number revisions, use the search button below.

As part of its ongoing commitment to supply continuity, Silicon Labs may provide pin-compatible and functionally equivalent replacement products if Silicon Labs determines, at its discretion, that supply chain adjustments, product improvements, market conditions, or similar business or technical issues make this necessary or advisable.

If for business, technical or other reasons beyond Silicon Labs’ reasonable control, Silicon Labs finds that it is necessary to discontinue a product, our policy is to issue an EOL notice that provides 6 months from notice to place final orders and 12 months from notice for final shipments. This policy complies with the JEDEC standard EIA/JESD48 that is commonly used in the semiconductor industry. We provide the required support for a product for its full life cycle.

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