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HomeProductsRF/IF and RFIDRF Transceiver ICsEM3581-RT
EM3581-RT Image
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EM3581-RT - Silicon Labs

Manufacturer Part Number
EM3581-RT
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EM3581-RT
ECAD Model
Parts Description
IC RF TXRX+MCU 802.15.4 48VFQFN
Detailed Description
Package
48-VFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
RoHS Compliant
Our certification
In stock: 4258
  • Unit Price: $12.45
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $12.45 $12.45
10+ $11.267 $112.67
25+ $10.378 $259.45
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
EXPRESS OPTION
Payment method
Our certification

Specifications

EM3581-RT Tech Specifications
Silicon Labs - EM3581-RT technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - EM3581-RT

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply 2.1V ~ 3.6V  
Type TxRx + MCU  
Supplier Device Package 48-QFN (7x7)  
Series -  
Serial Interfaces I²C, JTAG, SPI, UART  
Sensitivity -102dBm  
RF Family/Standard 802.15.4  
Protocol Zigbee®  
Power - Output 8dBm  
Package / Case 48-VFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tray  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Modulation O-QPSK  
Memory Size 256kB Flash, 32kB RAM  
GPIO 24  
Frequency 2.4GHz  
Data Rate (Max) 5Mbps  
Current - Transmitting 24mA ~ 45mA  
Current - Receiving 23.5mA ~ 30mA  
Base Product Number EM358  

Parts Introduction

Manufacturer Part Number

EM3581-RT

Manufacturer

Energy Micro (Silicon Labs)

Introduction

RF Transceiver IC with integrated microcontroller

Optimized for low-power 2.4GHz wireless applications

Product Features and Performance

4GHz operation

-102dBm receiver sensitivity

8dBm output power

5Mbps maximum data rate

24-30mA receive current, 24-45mA transmit current

256kB Flash, 32kB RAM

Integrated microcontroller with 24 GPIO

Product Advantages

Integrated microcontroller reduces system complexity

Low power consumption for extended battery life

High performance and sensitivity for reliable wireless links

Flexible interface options (UART, SPI, I2C, JTAG)

Key Technical Parameters

Frequency: 2.4GHz

Operating temperature: -40°C to 85°C

Supply voltage: 2.1V to 3.6V

Package: 48-VFQFN Exposed Pad

Quality and Safety Features

RoHS compliant

48-QFN (7x7) package

Compatibility

Compatible with 802.15.4 and ZigBee protocols

Application Areas

Wireless sensor networks

Home/building automation

Industrial control and monitoring

Remote controls

Product Lifecycle

Currently in production

No plans for discontinuation, updates, or replacements announced

Key Reasons to Choose

Integrated microcontroller for reduced system complexity

Low power consumption for extended battery life

High performance and sensitivity for reliable wireless links

Flexible interface options for easy system integration

Proven reliability and compatibility with standard protocols

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs EM3581-RT

Product Attribute EM3581-RT EM3588-RTR EM351-RT EM357-IRTR
Part Number EM3581-RT EM3588-RTR EM351-RT EM357-IRTR
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Power - Output 8dBm 8dBm 8dBm -
Type TxRx + MCU TxRx + MCU TxRx + MCU -
Voltage - Supply 2.1V ~ 3.6V 2.1V ~ 3.6V 2.1V ~ 3.6V -
Sensitivity -102dBm -102dBm -102dBm -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -
Modulation O-QPSK O-QPSK O-QPSK -
Base Product Number EM358 EM358 EM351 EM357
Supplier Device Package 48-QFN (7x7) 48-QFN (7x7) 48-QFN (7x7) -
GPIO 24 24 24 -
Serial Interfaces I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART, USB I²C, JTAG, SPI, UART -
Package / Case 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad -
Memory Size 256kB Flash, 32kB RAM 512kB Flash, 64kB RAM 128kB Flash, 12kB RAM -
Mounting Type Surface Mount Surface Mount Surface Mount -
Package Tray Tape & Reel (TR) Tray Tape & Reel (TR)
Current - Transmitting 24mA ~ 45mA 24mA ~ 45mA 21.5mA ~ 43.5mA -
Frequency 2.4GHz 2.4GHz 2.4GHz -
Data Rate (Max) 5Mbps 12Mbps 5Mbps -
Series - - - *
Protocol Zigbee® Zigbee® Zigbee® -
Current - Receiving 23.5mA ~ 30mA 23.5mA ~ 30mA 22mA ~ 28.5mA -
RF Family/Standard 802.15.4 802.15.4 802.15.4 -

EM3581-RT Datasheet PDF

Download EM3581-RT pdf datasheets and Silicon Labs documentation for EM3581-RT - Silicon Labs.

Datasheets
Cylindrical Battery Holders.pdf
Other Related Documents
Cylindrical Battery Holders.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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EM3581-RT

Silicon Labs
32D-EM3581-RT

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