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

EM357-RTR - Silicon Labs

Manufacturer Part Number
EM357-RTR
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EM357-RTR
ECAD Model
Parts Description
IC RF TXRX+MCU 802.15.4 48VFQFN
Detailed Description
Package
48-VFQFN Exposed Pad
Data sheet
EM351/57 Datasheet.pdf
RoHs Status
RoHS Compliant
In stock: 5110

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Quantity

Specifications

EM357-RTR Tech Specifications
Silicon Labs - EM357-RTR technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - EM357-RTR

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 Cut Tape (CT)  
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-RTR

Manufacturer

Energy Micro (Silicon Labs)

Introduction

Highly integrated RF transceiver IC with embedded microcontroller

Designed for low-power wireless applications

Product Features and Performance

Supports 2.4GHz IEEE 802.15.4 and ZigBee protocols

O-QPSK modulation

Maximum data rate of 5Mbps

Transmit power up to 8dBm

Receiver sensitivity of -102dBm

24 GPIO pins

192kB Flash and 12kB RAM

Wide operating temperature range of -40°C to 85°C

Product Advantages

Highly integrated design reduces component count and system complexity

Low power consumption for extended battery life

Robust wireless performance with high sensitivity and output power

Flexible MCU with abundant on-chip peripherals

Key Technical Parameters

Frequency: 2.4GHz

Supply Voltage: 2.1V to 3.6V

Transmit Current: 21.5mA to 43.5mA

Receive Current: 22mA to 28.5mA

Quality and Safety Features

RoHS compliant

48-QFN (7x7) package with exposed pad

Compatibility

Compatible with various 802.15.4 and ZigBee-based wireless systems

Application Areas

Wireless sensor networks

Home and building automation

Industrial control and monitoring

Wearable devices

Smart home applications

Product Lifecycle

Currently in production

Replacement or upgrade options available from the manufacturer

Key Reasons to Choose This Product

Highly integrated and power-efficient design

Robust wireless performance with high sensitivity and output power

Flexible MCU with abundant on-chip peripherals for easy system integration

Wide operating temperature range for versatile applications

RoHS compliance and reliable packaging for quality assurance

Parts with Similar Specifications

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

Product Attribute EM357-RTR EM3581-RT EM3587-RT EM3585-RT
Part Number EM357-RTR EM3581-RT EM3587-RT EM3585-RT
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Memory Size 192kB Flash, 12kB RAM 256kB Flash, 32kB RAM 512kB Flash, 64kB RAM 512kB Flash, 32kB RAM
Serial Interfaces I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART I²C, JTAG, SPI, UART
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Current - Transmitting 21.5mA ~ 43.5mA 24mA ~ 45mA 24mA ~ 45mA 24mA ~ 45mA
Current - Receiving 22mA ~ 28.5mA 23.5mA ~ 30mA 23.5mA ~ 30mA 23.5mA ~ 30mA
Frequency 2.4GHz 2.4GHz 2.4GHz 2.4GHz
RF Family/Standard 802.15.4 802.15.4 802.15.4 802.15.4
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Sensitivity -102dBm -102dBm -102dBm -102dBm
Modulation O-QPSK O-QPSK O-QPSK O-QPSK
Base Product Number EM357 EM358 EM358 EM3585
Voltage - Supply 2.1V ~ 3.6V 2.1V ~ 3.6V 2.1V ~ 3.6V 2.1V ~ 3.6V
Protocol Zigbee® Zigbee® Zigbee® Zigbee®
Series - - - -
Power - Output 8dBm 8dBm 8dBm 8dBm
Supplier Device Package 48-QFN (7x7) 48-QFN (7x7) 48-QFN (7x7) 48-QFN (7x7)
Package Cut Tape (CT) Tray Tray Tray
GPIO 24 24 24 24
Data Rate (Max) 5Mbps 5Mbps 5Mbps 5Mbps
Package / Case 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad
Type TxRx + MCU TxRx + MCU TxRx + MCU TxRx + MCU

EM357-RTR Datasheet PDF

Download EM357-RTR pdf datasheets and Silicon Labs documentation for EM357-RTR - Silicon Labs.

Datasheets
EM351/57 Datasheet.pdf
PCN Packaging
Labeling Change 14/Dec/2021.pdf Mult Dev Label Chgs 20/Oct/2021.pdf
PCN Assembly/Origin
Site Change 18/Jan/2022.pdf
Other Related Documents
A-00000447 Security Advisory.pdf
PCN Design/Specification
PCN-1402141 14/Feb/2014.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-RTR Image

EM357-RTR

Silicon Labs
32D-EM357-RTR

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