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EM3581-RTR The Silicon Labs EM3581-RTR is an integrated RF transceiver and microcontroller supporting Zigbee and 802.15.4 protocols. It features an ARM Cortex-M3 processor and operates at 2.4GHz.
Mfr Part #:

EM3581-RTR

Available from 1 distributors
Mfr Name: Silicon Labs
Silicon Labs
The Silicon Labs EM3581-RTR is an integrated RF transceiver and microcontroller supporting Zigbee and 802.15.4 protocols. It features an ARM Cortex-M3 processor and operates at 2.4GHz.
✓ Total Stock: 126,000 pcs
$ Price Range: $710.26

EM3581-RTR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Flip Electronics ✓
Non-Authorised Inventory information
126,000 pcs
On Request
126000 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

EM3581-RTR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Data Rate (Max)
Frequency
GPIO
Industrial Grade
Lead Spacing
Medical Grade
Memory Size
Military Grade
Modulation
Mounting Type
Operating Temperature
Output Power
Power
Protocol
RF Family
Sensitivity
Serial Interfaces
Supplier Device Package
Supplier Package
Tape & Reel
Type
Voltage
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EM3581-RTR Description

Short technical summary and product information.

The Silicon Labs EM3581-RTR is a high-performance, integrated System-on-Chip (SoC) designed for Zigbee and IEEE 802.15.4 applications. It combines a 32-bit ARM Cortex-M3 processor with a 2.4 GHz transceiver, offering a complete solution for wireless communication.

 

Key features include 256 kB of flash memory and 32 kB of RAM, along with an AES128 encryption accelerator. The device supports flexible serial interfaces such as UART, SPI, and I2C, and includes 24 configurable GPIOs. It operates within a voltage range of 2.1V to 3.6V and has an operating temperature range of -40°C to 85°C.

 

The transceiver provides exceptional RF performance with a link budget up to 103 dB and an RX sensitivity of -100 dBm. The output power can be configured up to +8 dBm. The EM3581-RTR is housed in a compact 48-VFQFN exposed pad package, suitable for surface mount applications.

 

This SoC is designed for low power consumption, making it suitable for battery-powered devices. It supports various network and processor debug capabilities, including Serial Wire/JTAG interface and Packet Trace Port.

EM3581-RTR Quick Information

Product Type: RF Transceiver IC
Canonical Name: EM3581-RTR System-on-Chip
Subcategory: RF Transceiver

EM3581-RTR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

EM3581-RTR Estimated Pricing

Qty Low High
1+ $710.26 $710.26

Estimated market price range - modelled values for guidance only, not live distributor offers.

EM3581-RTR Features

  • Integrated ARM Cortex-M3 processor and 2.4GHz transceiver.
  • 256kB Flash and 32kB RAM memory.
  • AES128 encryption accelerator included.
  • Supports Zigbee and 802.15.4 protocols.
  • Compact 48-VFQFN surface mount package.

EM3581-RTR Applications

  • Ideal for Zigbee wireless sensor networks.
  • Suitable for low-power IoT devices.
  • Used in smart home automation systems.
  • Enables robust wireless mesh networking.

EM3581-RTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the processor in the EM3581-RTR?

The EM3581-RTR features a 32-bit ARM Cortex-M3 processor.

How much flash and RAM does the EM3581-RTR have?

It has 256kB of flash memory and 32kB of RAM.

What is the operating voltage range for the EM3581-RTR?

The operating voltage range is 2.1V to 3.6V.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package type is the EM3581-RTR available in?

It is available in a 48-VFQFN exposed pad package.

What is the maximum output power of the EM3581-RTR?

The maximum output power is configurable up to +8 dBm.

What is the RX sensitivity of the EM3581-RTR?

The RX sensitivity is -100 dBm, configurable to -102 dBm.

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