WT11U-A-AI4C

Description：RF TXRX MOD BLUETOOTH CHIP SMD
Series：WT11U
Mfr：Silicon Labs
Package：Bulk

SKU:6c5ba9f8e239 Category: RF Transceiver Modules and Modems Brand: Silicon Labs

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Product introduction

WT11U-A-AI4C is listed in the RF Transceiver Modules And Modems range at ChipApex. The manufacturer field lists Silicon Labs. Its product description is RF TXRX MOD BLUETOOTH CHIP SMD. Review the specifications below when checking this part for your BOM.

RF Transceiver Modules And Modems specifications for WT11U-A-AI4C

Description：RF TXRX MOD BLUETOOTH CHIP SMD
Series：WT11U
Mfr：Silicon Labs
Package：Bulk
RF Family/Standard：Bluetooth
Protocol：Bluetooth v2.1 +EDR, Class 1
Modulation：-
Frequency：-
Data Rate：3Mbps
Power - Output：17dBm
Sensitivity：-88dBm
Serial Interfaces：SPI, UART, USB
Antenna Type：Integrated, Chip
Utilized IC / Part：-
Memory Size：-
Voltage - Supply：2.7V ~ 3.6V
Current - Receiving：36mA
Current - Transmitting：88mA ~ 138mA
Mounting Type：Surface Mount
Operating Temperature：-40°C ~ 85°C
Package / Case：28-SMD Module

RF Transceiver Modules And Modems datasheet and documents for WT11U-A-AI4C

WT11U-A-AI4C

RF Transceiver Modules And Modems Overview

The WT11U-A-AI4C is a fully integrated Bluetooth v2.1 + EDR Class 1 RF transceiver module manufactured by Silicon Labs. It operates at 2.4GHz with an output power of 16.5dBm and supports data rates up to 3Mbps. The module features GPIO, PCM, SPI, UART, and USB interfaces, powered by a 3.2V to 3.4V supply. It utilizes a BlueCore4 IC and includes an integrated chip antenna. The component is surface-mounted in a 28-SMD package and has a sensitivity of -86dBm.

RF Transceiver Modules And Modems Feature Summary

Fully integrated Bluetooth v2.1 + EDR Class 1 radio solution
Supports multiple digital interfaces including SPI, UART, and USB
Includes on-board integrated chip antenna
Built on BlueCore4 technology for compact design

RF Transceiver Modules And Modems Applications

Wireless peripheral connectivity
Data transfer between devices
Audio streaming applications
Industrial sensor networks

RF Transceiver Modules And Modems Procurement Notes

This component is officially listed as obsolete and no longer manufactured by Silicon Labs. Verification of availability should focus on surplus distributors or secondary markets. Ensure compatibility with existing designs due to the discontinued status. Cross-reference part numbers such as WT11U-A-AI4 for potential functional equivalents.

RF Transceiver Modules And Modems Selection Notes

Select this module for applications requiring Bluetooth v2.1 + EDR Class 1 performance with a compact form factor. Consider interface requirements such as SPI or UART when integrating with host microcontrollers. Verify voltage supply constraints of 3.2V to 3.4V against system power rails. Evaluate antenna integration needs as the module includes an onboard chip antenna.

RF Transceiver Modules And Modems Part Context

The WT11U-A-AI4C belongs to the Silicon Labs WT11u series of Bluetooth modules. These modules are designed for developers seeking a complete Bluetooth solution without external components. The series typically integrates the radio, baseband, and protocol stack into a single surface-mount package.