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HomeProductsRF/IF and RFIDRF Transceiver ICsSX1257IWLTRT
SX1257IWLTRT Image
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See specifications for product details.

SX1257IWLTRT - Semtech Corporation

Manufacturer Part Number
SX1257IWLTRT
Manufacturer
Semtech
Allelco Part Number
32D-SX1257IWLTRT
ECAD Model
Parts Description
IC RF TXRX 802.15.4 32WFQFN
Detailed Description
Package
32-WFQFN Exposed Pad
Data sheet
SX1257.pdf
RoHs Status
RoHS Compliant
In stock: 5143

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Quantity

Specifications

SX1257IWLTRT Tech Specifications
Semtech Corporation - SX1257IWLTRT technical specifications, attributes, parameters and parts with similar specifications to Semtech Corporation - SX1257IWLTRT

Product Attribute Attribute Value  
Manufacturer Semtech  
Voltage - Supply 2.7V ~ 3.6V  
Type TxRx Only  
Supplier Device Package 32-MLPQ (5x5)  
Series -  
Serial Interfaces SPI  
Sensitivity -  
RF Family/Standard 802.15.4  
Protocol -  
Power - Output 8dBm  
Package / Case 32-WFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Modulation FHSS, FSK, OFDM, O-QPSK  
Memory Size -  
GPIO 4  
Frequency 862Mhz ~ 1.02GHz  
Data Rate (Max) -  
Current - Transmitting 58mA  
Current - Receiving 20mA  
Base Product Number SX1257  

Parts with Similar Specifications

The three parts on the right have similar specifications to Semtech Corporation SX1257IWLTRT

Product Attribute SX1257IWLTRT SX1261IMLTRT SX1262IMLTRT SX1255IWLTRT
Part Number SX1257IWLTRT SX1261IMLTRT SX1262IMLTRT SX1255IWLTRT
Manufacturer Semtech Corporation Semtech Corporation Semtech Corporation Semtech Corporation
Package / Case 32-WFQFN Exposed Pad 24-VFQFN Exposed Pad 24-VFQFN Exposed Pad 32-WFQFN Exposed Pad
Modulation FHSS, FSK, OFDM, O-QPSK FSK, GFSK FSK, GFSK FHSS, FSK, OFDM, O-QPSK
Serial Interfaces SPI SPI SPI I²S, SPI
Frequency 862Mhz ~ 1.02GHz 150MHz ~ 960MHz 150MHz ~ 960MHz 400MHz ~ 510MHz
Sensitivity - -148dBm -148dBm -
Series - LoRa™ LoRa™ -
Power - Output 8dBm 15dBm 22dBm 7dbm
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Protocol - LoRaWAN LoRaWAN -
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Data Rate (Max) - 300kbps 300kbps -
Memory Size - - - -
Voltage - Supply 2.7V ~ 3.6V 1.8V ~ 3.7V 1.8V ~ 3.7V 2.7V ~ 3.6V
Type TxRx Only TxRx Only TxRx Only TxRx Only
GPIO 4 - - 4
RF Family/Standard 802.15.4 General ISM < 1GHz General ISM < 1GHz 802.15.4
Supplier Device Package 32-MLPQ (5x5) 24-QFN (4x4) 24-QFN (4x4) 32-MLPQ (5x5)
Current - Receiving 20mA 4.2mA ~ 10.1mA 4.2mA ~ 10.1mA 18mA
Current - Transmitting 58mA 15mA ~ 60mA 32mA ~ 118mA 60mA
Base Product Number SX1257 SX1261 SX1262 SX1255
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C

SX1257IWLTRT Datasheet PDF

Download SX1257IWLTRT pdf datasheets and Semtech Corporation documentation for SX1257IWLTRT - Semtech Corporation.

PCN Packaging
Label Changes 28/Jun/2019.pdf
HTML Datasheet
SX1257.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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SX1257IWLTRT Image

SX1257IWLTRT

Semtech Corporation
32D-SX1257IWLTRT

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