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HomeProductsRF/IF and RFIDRF Transceiver Modules and ModemsWT11U-A-AI56
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WT11U-A-AI56 - Silicon Labs

Manufacturer Part Number
WT11U-A-AI56
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-WT11U-A-AI56
ECAD Model
Parts Description
RF TXRX MOD BLUETOOTH CHIP SMD
Package
Module
Data sheet
WT11U.pdf
RoHs Status
RoHS Compliant
Our certification
In stock: 908

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Specifications

WT11U-A-AI56 Tech Specifications
Silicon Labs - WT11U-A-AI56 technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - WT11U-A-AI56

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply 2.7V ~ 3.6V  
Utilized IC / Part -  
Series -  
Serial Interfaces SPI, USART, USB  
Sensitivity -88dBm  
RF Family/Standard Bluetooth  
Protocol Bluetooth v2.1 +EDR  
Power - Output 16.5dBm  
Package / Case Module  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Modulation -  
Memory Size -  
Frequency 2.4GHz  
Data Rate -  
Current - Transmitting 110mA  
Current - Receiving 36mA  
Base Product Number WT11  
Antenna Type Integrated, Chip  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status
ECCN 5A992C
HTSUS 8517.62.0090

Parts Introduction

Manufacturer Part Number

WT11U-A-AI56

Manufacturer

Energy Micro (Silicon Labs)

Introduction

The WT11U-A-AI56 is an RF transceiver module that supports Bluetooth v2.1 +EDR communication.

Product Features and Performance

Operates at 2.4GHz frequency

Supports wide temperature range of -40°C to 85°C

Integrated chip antenna

Transmit power up to 16.5dBm

Receive sensitivity of -88dBm

Supports SPI, USART, and USB serial interfaces

Low power consumption: 110mA transmit, 36mA receive

Product Advantages

Compact surface mount module design

Bluetooth v2.1 +EDR compliance

Integrated antenna for easy integration

Wide temperature range for industrial applications

Low power consumption for battery-powered devices

Key Technical Parameters

Voltage supply: 2.7V to 3.6V

Transmit power: 16.5dBm

Receive sensitivity: -88dBm

Current consumption: 110mA transmit, 36mA receive

Quality and Safety Features

RoHS compliant

Tape and reel packaging for automated assembly

Compatibility

Bluetooth v2.1 +EDR compatible

Application Areas

Wireless communication in industrial, medical, and consumer electronics

Bluetooth-enabled devices and applications

Product Lifecycle

The WT11U-A-AI56 is an active product, with no plans for discontinuation.

Replacement or upgrade options may be available from the manufacturer.

Key Reasons to Choose This Product

Compact and integrated design for easy integration

Excellent RF performance with high transmit power and sensitivity

Wide temperature range for industrial applications

Low power consumption for battery-powered devices

Bluetooth v2.1 +EDR compliance for interoperability

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs WT11U-A-AI56

Product Attribute WT11U-A-AI56 WT12-A-AI3 WT12-A-AI4 WT11U-A-AI4
Part Number WT11U-A-AI56 WT12-A-AI3 WT12-A-AI4 WT11U-A-AI4
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Series - - - -
Package Tape & Reel (TR) Strip Tape & Reel (TR) Strip
Sensitivity -88dBm -86dBm -86dBm -88dBm
RF Family/Standard Bluetooth Bluetooth Bluetooth Bluetooth
Memory Size - 8MB Flash 8MB Flash -
Antenna Type Integrated, Chip Integrated, Chip Integrated, Chip Integrated, Chip + U.FL
Package / Case Module Module Module Module
Data Rate - 3Mbps 3Mbps 3Mbps
Power - Output 16.5dBm 3dBm 3dBm 17dBm
Base Product Number WT11 - WT12 WT11
Voltage - Supply 2.7V ~ 3.6V 3.1V ~ 3.6V 3.1V ~ 3.6V 3V ~ 3.6V
Current - Transmitting 110mA 70mA 70mA 88mA ~ 138mA
Utilized IC / Part - BlueCore4 BlueCore4 -
Protocol Bluetooth v2.1 +EDR Bluetooth v2.1 +EDR, Class 2 Bluetooth v2.1 +EDR, Class 2 Bluetooth v2.1 +EDR, Class 1
Current - Receiving 36mA 70mA 70mA 36mA
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Frequency 2.4GHz 2.4GHz 2.4GHz -
Modulation - DQPSK, GFSK DQPSK, GFSK -
Serial Interfaces SPI, USART, USB PIO, SPI, UART, USB PIO, SPI, UART, USB SPI, UART, USB
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

WT11U-A-AI56 Datasheet PDF

Download WT11U-A-AI56 pdf datasheets and Silicon Labs documentation for WT11U-A-AI56 - Silicon Labs.

Datasheets
WT11U.pdf
PCN Packaging
Multi Devices 15/Jan/2019.pdf
PCN Design/Specification
WT12/11u/41u Firmware 19/Mar/2018.pdf
PCN Obsolescence/ EOL
WT11U EOL 8/Mar/2022.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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WT11U-A-AI56 Image

WT11U-A-AI56

Silicon Labs
32D-WT11U-A-AI56

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