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HomeProductsRF/IF and RFIDRF Transceiver ICsEM357-RT
EM357-RT Image
Image may be representation.
See specifications for product details.

EM357-RT - Silicon Labs

Manufacturer Part Number
EM357-RT
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EM357-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
In stock: 4373

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Quantity

Specifications

EM357-RT Tech Specifications
Silicon Labs - EM357-RT technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - EM357-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 192kB Flash, 12kB RAM  
GPIO 24  
Frequency 2.4GHz  
Data Rate (Max) 5Mbps  
Current - Transmitting 21.5mA ~ 43.5mA  
Current - Receiving 22mA ~ 28.5mA  
Base Product Number EM357  

Parts Introduction

Manufacturer Part Number

EM357-RT

Manufacturer

Energy Micro (Silicon Labs)

Introduction

Integrated RF transceiver and microcontroller for 2.4 GHz IEEE 802.15.4-based wireless applications

Product Features and Performance

4 GHz RF transceiver with O-QPSK modulation

Integrated 32-bit ARM Cortex-M3 microcontroller

192 kB flash, 12 kB RAM

Power output up to 8 dBm

Receiver sensitivity up to -102 dBm

Data rate up to 5 Mbps

Supports Zigbee and other 802.15.4-based protocols

Wide operating temperature range (-40°C to 85°C)

Low power consumption (21.5 mA transmit, 22 mA receive)

24 GPIO pins

Product Advantages

Highly integrated solution combining RF transceiver and MCU

Optimized for low-power wireless applications

Extensive development ecosystem and software support

Flexible and scalable architecture for various use cases

Key Technical Parameters

Frequency: 2.4 GHz

Supply voltage: 2.1 V to 3.6 V

Package: 48-QFN (7x7 mm)

Mounting type: Surface mount

Quality and Safety Features

RoHS compliant

Reliable and robust design for industrial applications

Compatibility

Compatible with Zigbee and other 802.15.4-based protocols

Application Areas

Wireless sensor networks

Home automation

Industrial control and monitoring

Wearable devices

Asset tracking

Product Lifecycle

Currently in active production

Successor models and upgrades available for future requirements

Several Key Reasons to Choose This Product

Highly integrated and optimized for low-power wireless applications

Flexible and scalable architecture supporting various protocols

Extensive development ecosystem and software support

Reliable and robust design for industrial-grade applications

Wide operating temperature range and low power consumption

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs EM357-RT

Product Attribute EM357-RT EM3587-RT EM357-ZRTR EM3581-RTR
Part Number EM357-RT EM3587-RT EM357-ZRTR EM3581-RTR
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Data Rate (Max) 5Mbps 5Mbps 5Mbps 5Mbps
Series - - - -
RF Family/Standard 802.15.4 802.15.4 802.15.4 802.15.4
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Memory Size 192kB Flash, 12kB RAM 512kB Flash, 64kB RAM 192kB Flash, 12kB RAM 256kB Flash, 32kB RAM
Power - Output 8dBm 8dBm 8dBm 8dBm
Current - Transmitting 21.5mA ~ 43.5mA 24mA ~ 45mA 21.5mA ~ 43.5mA 24mA ~ 45mA
Serial Interfaces I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART
Protocol Zigbee® Zigbee® Zigbee® Zigbee®
Voltage - Supply 2.1V ~ 3.6V 2.1V ~ 3.6V 2.1V ~ 3.6V 2.1V ~ 3.6V
Package / Case 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad
Current - Receiving 22mA ~ 28.5mA 23.5mA ~ 30mA 22mA ~ 28.5mA 23.5mA ~ 30mA
Type TxRx + MCU TxRx + MCU TxRx + MCU TxRx + MCU
GPIO 24 24 24 24
Supplier Device Package 48-QFN (7x7) 48-QFN (7x7) 48-QFN (7x7) 48-QFN (7x7)
Frequency 2.4GHz 2.4GHz 2.4GHz 2.4GHz
Base Product Number EM357 EM358 EM357 EM358
Package Tray Tray Tape & Reel (TR) Tape & Reel (TR)
Sensitivity -102dBm -102dBm -102dBm -102dBm
Modulation O-QPSK O-QPSK O-QPSK O-QPSK
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

EM357-RT Datasheet PDF

Download EM357-RT pdf datasheets and Silicon Labs documentation for EM357-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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EM357-RT Image

EM357-RT

Silicon Labs
32D-EM357-RT

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