Name: EM357-RT
Brand: Silicon Labs
SKU: EM357-RT
Availability: InStock
Rating: 5 (174 reviews)

EM357-RT

For Reference Only

Part Number	EM357-RT
Manufacturer	Silicon Labs
Description	IC RF TXRX+MCU 802.15.4 48-VFQFN
Datasheet	EM357-RT Specifications
Package	48-VFQFN Exposed Pad
ECAD
In Stock	32,064 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 24 - May 29 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # EM357-RT (RF Transceiver ICs) is manufactured by Silicon Labs and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For EM357-RT specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add EM357-RT with quantity into BOM. Heisener.com does NOT require any registration to request a quote of EM357-RT.

EM357-RT Specifications

Manufacturer	Silicon Labs
Category	RF/IF and RFID - RF Transceiver ICs
Package	48-VFQFN Exposed Pad
ECAD
Series	-
Type	TxRx + MCU
RF Family/Standard	802.15.4
Protocol	Zigbee?
Modulation	O-QPSK
Frequency	2.4GHz
Data Rate (Max)	5Mbps
Power - Output	8dBm
Sensitivity	-102dBm
Memory Size	192kB Flash, 12kB RAM
Serial Interfaces	I2C, JTAG, SPI, UART
GPIO	24
Voltage - Supply	2.1 V ~ 3.6 V
Current - Receiving	22mA ~ 28.5mA
Current - Transmitting	21.5mA ~ 43.5mA
Operating Temperature	-40°C ~ 85°C
Package / Case	48-VFQFN Exposed Pad

EM357-RT Reviews

Sele*****mble

April 4, 2023

★ ★ ★ ★ ★

Fast shipping, work as designed. Made some circuitry with these components and they work well.

Jay*****Deo

April 2, 2023

★ ★ ★ ★ ★

I was glad to find this product being sold at a great price. They were the perfect replacement.

Aval*****Moss

March 14, 2023

★ ★ ★ ★ ★

Absolutely awesome, quick delivery, perfect product exactly as described!

Bexl*****erry

March 4, 2023

★ ★ ★ ★ ★

These are a great value at this price.

Dav*****Lopez

February 22, 2023

★ ★ ★ ★ ★

Website and order clear, concise and user friendly. Thanks!

Write a Review

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EM357-RT Packaging

EM357-RT FAQ

1. How to order EM357-RT on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that EM357-RT is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the EM357-RT. All suppliers must pass our qualification reviews before they can publish their products including EM357-RT on Heisener; we pay more attention to the channels and quality of EM357-RT products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the EM357-RT price and inventory displayed accurate?

The price and inventory of EM357-RT fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of EM357-RT?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the EM357-RT we delivered, we will accept the replacement or return of the EM357-RT only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of EM357-RT.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as EM357-RT pin diagram, EM357-RT datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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EM357-RT Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

EM357-RT

D# V79:2366_24019346

Silicon Laboratories Inc

IEEE 802.15.4 2.4 GHz SoC

RoHS: Compliant

EM357-RTR

D# V36:1790_06534307

Silicon Laboratories Inc

IEEE 802.15.4 2.4 GHz SoC

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

EM357-RTB

Ember Corporation

4323

Part Number	Manufacturer	Description	Stock
EM357-RT	Silicon Laboratories Inc	IC RF TXRX ZIGBEE 192KB 48QFN	0
EM357-RTB	Silicon Laboratories Inc	IC RF TXRX ZIGBEE 192KB 48QFN	0
EM357-RTR	Silicon Laboratories Inc	IC RF TXRX ZIGBEE 192KB 48QFN	0

Part Number	Manufacturer	Description	Stock
EM357-RTB D# EM357-RTB-ND	Silicon Laboratories Inc	IC RF TXRX+MCU 802.15.4 48VFQFN	0
EM357-RTR D# 636-1011-1-ND	Silicon Laboratories Inc	IC RF TXRX+MCU 802.15.4 48VFQFN	2940
EM357-RT D# EM357-RT-ND	Silicon Laboratories Inc	IC RF TXRX+MCU 802.15.4 48VFQFN	3828

Part Number

Manufacturer

Description

Stock

EM357-RT

Silicon Laboratories Inc

In stock shipping within 2days

425

EM357-RTR

Silicon Laboratories Inc

In stock shipping within 2days

1491

Part Number

Manufacturer

Description

Stock

EM357-RTR

D# 2930565

Silicon Laboratories Inc

RF TRANSCEIVER, 2.5GHZ, -40 TO 85DEG C

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

2000

Part Number	Manufacturer	Description	Stock
EM357RTB		OEM/CM QUOTES ONLY \| NO BROKERS	4971
EM357RT	Silicon Laboratories Inc	OEM/CM QUOTES ONLY \| NO BROKERS	4494
EM357RTR	Vishay Siliconix	OEM/CM QUOTES ONLY \| NO BROKERS	24985

Part Number

Manufacturer

Description

Stock

EM357-RTR

Silicon Laboratories Inc

OEM/CM Immediate delivery

3197

EM357-RT

Silicon Laboratories Inc

OEM/CM Immediate delivery

425

Part Number

Manufacturer

Description

Stock

EM357-RTR

D# 634-EM357-RTR

Silicon Laboratories Inc

RF System on a Chip - SoC IEEE 802.15.4 2.4 GHz SoC

RoHS: Compliant

4562

Part Number

Manufacturer

Description

Stock

EM357-RTR

D# 74AC9489

Silicon Laboratories Inc

RF TRANSCEIVER, 2.5GHZ, -40 TO 85DEG C, Data Rate:5Mbps, RF / IF Modulation:O-QPSK, Frequency Min:2.4GHz, Frequency Max:2.5GHz, Receiving Current:26.5mA, RF IC Case Style:QFN, No. of Pins:48Pins, Supply Voltage Min:2.1V, Supply RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

2000

Part Number

Manufacturer

Description

Stock

EM357-RTB

D# NS-EM357-RTB

Silicon Laboratories Inc

OEM/CM ONLY

6384

EM357-RTR

D# NS-EM357-RTR

Silicon Laboratories Inc

OEM/CM ONLY

66011

Part Number

Manufacturer

Description

Stock

EM357-RTR

Unisem Group

IC, RF TRANSCEIVER, ZIGBEE/802.15.4, 192KB, QFN48

1783

EM357-RTB

Ember

3458

Part Number	Manufacturer	Description	Stock
EM357RTB	Silicon Laboratories Inc	OEM/CM ONLY	5129
EM357RT	Silicon Laboratories Inc	OEM/CM ONLY	296
EM357RTR	Silicon Laboratories Inc	OEM/CM ONLY	21973

Part Number

Manufacturer

Description

Stock

EM357-RT

Silicon Laboratories Inc

IN stock Immediate delivery

420

EM357-RTR

Silicon Laboratories Inc

IN stock Immediate delivery

3212

Part Number

Manufacturer

Description

Stock

EM357-RT

Silicon Laboratories Inc

IEEE 802.15.4 2.4 GHz SoC

Part Number

Manufacturer

Description

Stock

EM357-RT

shipping today

2496

EM357-RTR

Vishay Huntington

shipping today

1311

Part Number

Manufacturer

Description

Stock

EM357-RT

D# 36559973

Silicon Laboratories Inc

IEEE 802.15.4 2.4 GHz SoC

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

EM357-RTR

Silicon Laboratories Inc

IC RF TXRX+MCU 802.15.4 48-VFQFN

2640

Part Number

Manufacturer

Description

Stock

EM357-RTR

D# 2930565

Silicon Laboratories Inc

RF TRANSCEIVER, 2.5GHZ, -40 TO 85DEG C

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

2000

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EM357-RT

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