Product details

Processor External MPU Package (mm) 4.6x4.9 WSP, 0.4 Pitch, 130-pin Protocols Wi-Fi 2.4 GHz Throughput (Max) (Mbps) 100 Security Networking security (WPA3) Features 802.11bgn, AP, STA, Wi-Fi direct mode, Mesh over Wi-Fi based on 802.11s
Processor External MPU Package (mm) 4.6x4.9 WSP, 0.4 Pitch, 130-pin Protocols Wi-Fi 2.4 GHz Throughput (Max) (Mbps) 100 Security Networking security (WPA3) Features 802.11bgn, AP, STA, Wi-Fi direct mode, Mesh over Wi-Fi based on 802.11s
DSBGA (YFV) 130 23 mm² 4.694 x 4.988
  • General
    • Packaged in wafer scale package (WSP) for small PCB footprint
    • Provides efficient direct connection to battery by employing several integrated switched mode power supplies (DC2DC)
    • Seamless integration with TI Sitara and other application processors
    • Operating temperature: -40°C to +85°C
    • 105°C Extended temperature range is supported only in defined use-case profile
  • Wi-Fi
    • Baseband processor and RF Transceiver with support for IEEE 802.11b/g/n
    • Integrated 2.4G-Hz PA for complete WLAN solution
    • Medium access controller
      • Hardware-based encryption and decryption using 64-, 128-, and 256-bit WEP, TKIP, or AES keys
      • Support Wi-Fi Protected Access (WPA, WPA2, WPA3)and IEEE 802.11i
    • IEEE Std 802.11d,e,h,i,k,r PICS Compliant
    • 802.11v support for high-precision timing and location approximation
    • Supports 4 bit SDIO host interface, including High Speed (H3) and V3 modes
  • Bluetooth and Bluetooth Low Energy (WL1831 only)
    • Bluetooth 5.1 secure connection compliant and CSA2 support (Declaration ID: D032799)
    • Host controller interface (HCI) transport for Bluetooth over UART
    • Dedicated audio processor support for SBC encoding and A2DP
    • Dual-mode Bluetooth and Bluetooth Low Energy
    • TI’s Bluetooth and Bluetooth Low Energy certified stack
  • Key Benefits
    • Differentiated use cases by configuring WiLink 8 simultaneously in two roles (STA and AP) to connect directly with other Wi-Fi devices on different RF channels (Wi-Fi networks)
    • Different provisioning methods for in-home devices - connect to Wi-Fi in one step
    • Low Wi-Fi power consumption in connected idle (<800 µA)
    • Configurable wake-on-WLAN filters to only wake up the system
    • Wi-Fi and Bluetooth single antenna coexistence
  • General
    • Packaged in wafer scale package (WSP) for small PCB footprint
    • Provides efficient direct connection to battery by employing several integrated switched mode power supplies (DC2DC)
    • Seamless integration with TI Sitara and other application processors
    • Operating temperature: -40°C to +85°C
    • 105°C Extended temperature range is supported only in defined use-case profile
  • Wi-Fi
    • Baseband processor and RF Transceiver with support for IEEE 802.11b/g/n
    • Integrated 2.4G-Hz PA for complete WLAN solution
    • Medium access controller
      • Hardware-based encryption and decryption using 64-, 128-, and 256-bit WEP, TKIP, or AES keys
      • Support Wi-Fi Protected Access (WPA, WPA2, WPA3)and IEEE 802.11i
    • IEEE Std 802.11d,e,h,i,k,r PICS Compliant
    • 802.11v support for high-precision timing and location approximation
    • Supports 4 bit SDIO host interface, including High Speed (H3) and V3 modes
  • Bluetooth and Bluetooth Low Energy (WL1831 only)
    • Bluetooth 5.1 secure connection compliant and CSA2 support (Declaration ID: D032799)
    • Host controller interface (HCI) transport for Bluetooth over UART
    • Dedicated audio processor support for SBC encoding and A2DP
    • Dual-mode Bluetooth and Bluetooth Low Energy
    • TI’s Bluetooth and Bluetooth Low Energy certified stack
  • Key Benefits
    • Differentiated use cases by configuring WiLink 8 simultaneously in two roles (STA and AP) to connect directly with other Wi-Fi devices on different RF channels (Wi-Fi networks)
    • Different provisioning methods for in-home devices - connect to Wi-Fi in one step
    • Low Wi-Fi power consumption in connected idle (<800 µA)
    • Configurable wake-on-WLAN filters to only wake up the system
    • Wi-Fi and Bluetooth single antenna coexistence

The WiLink™ 8 WL18x1 is a highly integrated single-chip WLAN, Bluetooth, and Bluetooth Low Energy device that forms a complete stand-alone communication system.

The device is the 8th-generation connectivity combo chip from Texas Instruments. As such, the WL18x1 is based upon proven technology and complements the TI integrated devices for connectivity portfolio. This device is ideal for use in mobile devices, mobile computer and catalog embedded device applications due to its low current, small area and coexistence-friendly features. TI offers drivers for high-level operating systems such as Linux and Android™. Additional drivers, such as WinCE and RTOS, which includes QNX, Nucleus, ThreadX, and FreeRTOS are supported through third parties.

The WiLink™ 8 WL18x1 is a highly integrated single-chip WLAN, Bluetooth, and Bluetooth Low Energy device that forms a complete stand-alone communication system.

The device is the 8th-generation connectivity combo chip from Texas Instruments. As such, the WL18x1 is based upon proven technology and complements the TI integrated devices for connectivity portfolio. This device is ideal for use in mobile devices, mobile computer and catalog embedded device applications due to its low current, small area and coexistence-friendly features. TI offers drivers for high-level operating systems such as Linux and Android™. Additional drivers, such as WinCE and RTOS, which includes QNX, Nucleus, ThreadX, and FreeRTOS are supported through third parties.

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Technical documentation

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Type Title Date
* Data sheet WL18x1 WiLink™ 8 Single-Band Combo Device Supporting Wi-Fi® , Bluetooth® , and Bluetooth® Low Energy datasheet PDF | HTML 14 May 2021
User guide WiLink8 Getting Started Guide (Rev. B) PDF | HTML 20 Dec 2021
Application note Bluetooth® Low Energy, Basic/Enhanced Data Rate–PIN-Code Pairing Key Derivation 27 May 2021
Application note FragAttacks - FRagmentation and AGgregation Attacks (Rev. A) 19 May 2021
Technical article An out-of-the-box Internet of Things: building a seamless and secure smart home network 12 Jun 2018
Technical article Thread vs. Zigbee – what’s the difference? 16 May 2018
Technical article Your microcontroller deserves a nap – designing “sleepy” wireless applications 28 Mar 2018
Technical article SimpleLink™ MCU SDKs: Breaking down TI Drivers 12 Apr 2017

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Driver or library

WILINK8-WIFI-NLCP WiLink8 NLCP Wi-Fi driver package for Linux OS

WiLink™ 8 NLCP package consists of build scripts to update WiLink™ 8 Linux driver, firmware binary, wpa supplicant, hostapd etc. For more details please refer to the release notes and user’s guide

Software block overview:

WL18xx Linux driver uses the open source components along with the interface (...)

Supported products & hardware

Supported products & hardware

Products
Wi-Fi products
WL1801 WiLink™8 single-band industrial Wi-Fi® transceiver WL1801MOD WiLink™ 8 single band Wi-Fi® module WL1805MOD WiLink™ 8 single band, 2x2 MIMO Wi-Fi® module WL1807MOD WiLink™ 8 industrial dual band combo, 2x2 MIMO Wi-Fi module WL1831 WiLink™8 single-band industrial Wi-Fi®, Bluetooth® and Bluetooth Low Energy transceiver WL1831MOD WiLink™ 8 industrial Wi-Fi, Bluetooth & Bluetooth Smart (Low energy) module WL1835MOD WiLink™ 8 single band combo 2x2 MIMO Wi-Fi®, Bluetooth® & Bluetooth Smart module WL1837MOD WiLink™ 8 industrial dual band, 2x2 MIMO Wi-Fi®, Bluetooth® & Bluetooth Smart module
Download options
Software development kit (SDK)

PROCESSOR-SDK-AM335X — Processor SDK for AM335x Sitara Processors - Linux and TI-RTOS support

Processor SDK (Software Development Kit) is a unified software platform for TI embedded processors providing easy setup and fast out-of-the-box access to benchmarks and demos.  All releases of Processor SDK are consistent across TI’s broad portfolio, allowing developers to seamlessly (...)
Application software & framework

WILINK-BT_WIFI-WIRELESS_TOOLS — WiLink™ Wireless Tools for WL18XX modules

This package includes the following applications:
  • WLAN Real-Time Tuning Tool (RTTT)
  • Bluetooth® Logger
  • WLAN gLogger
  • Link Quality Monitor (LQM)
  • HCITester Tool
    • BTSout
    • BTSTransform
    • ScriptPad

The applications provide all of the capabilities required to debug and monitor WiLink™ WLAN/Bluetooth/Bluetooth low (...)

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Application software & framework

WILINK-WIFI_MESH_VISUALIZATION_TOOL — WiLink™ Mesh Visualization Tool for WL18XX Modules

Wireless Mesh Explorer is a Microsoft® Windows® based software tool for exploring and displaying mesh networks based on the Texas Instruments WiLink8.0 chipset.
lock = Requires export approval (1 minute)
Design tool

3P-WIRELESS-MODULES — Third party wireless module search tool

The third party wireless module search tool helps developers to identify products that meet their end equipment specifications and procure production ready wireless modules. The third party module vendors included in the search tool are independent third party companies with expertise in designing (...)
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DSBGA (YFV) 130 View options

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  • Qualification summary
  • Ongoing reliability monitoring

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