Not Recommended for New Designs: This part is Not Recommended for New Designs (NRND). For newer designs, we recommend you use:
Device/Module image

EM351

Zigbee SoCs

EM351 system on chips (SoCs) include an ARM® Cortex®-M3 microcontroller, 128 kB of flash, 12 kB of RAM, 0 GPIO and are available in a QFN48 package. The EM351 includes Zigbee software.

 

Key Specs

 
Core Frequency (MHz)
24
Flash (kB)
128
RAM (kB)
12
Dig I/O Pins
0
USB
No
Package Type
QFN48
Core Frequency (MHz)
24
Flash (kB)
128
RAM (kB)
12
Dig I/O Pins
0
USB
No
Package Type
QFN48
EM35x 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 EM351 until at least September 2027.

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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