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WL1837MOD

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WiLink™ 8 industrial dual band, 2x2 MIMO Wi-Fi®, Bluetooth® Dual Mode module

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NEW CC3301MOD ACTIVE SimpleLink™ Wi-Fi 6 and Bluetooth® Low Energy companion module Upgraded functionality with Wi-Fi 6 and Bluetooth Low Energy
NEW CC3351MOD ACTIVE SimpleLink™ dual-band (2.4GHz and 5GHz) Wi-Fi® 6 and Bluetooth® Low Energy companion module Upgraded functionality with Wi-Fi 6 and Bluetooth Low Energy for cost-optimized applications

WL1837MOD

ACTIVE
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Product details

CPU External MPU Type Module, Transceiver Technology Bluetooth® Classic, Bluetooth® Dual-Mode, Bluetooth® LE, Wi-Fi Protocols Combo (Wi-Fi + Bluetooth), Qualified against Bluetooth® Core 5.1, Wi-Fi 2.4 GHz, Wi-Fi 5 GHz Operating system Linux Certifications CE, FCC, ISED, MIC Throughput UDP (max) (Mbps) 100 Features 2x2 MIMO, 802.11abgn, AP, Advanced audio distribution profile, COEX, Classic audio, Hands-free profile, Mesh over Wi-Fi based on 802.11s, STA, Wi-Fi direct mode Edge AI enabled No Security FIPS 140-2 Level 1, Secure communication Rating Catalog Operating temperature range (°C) -40 to 85
CPU External MPU Type Module, Transceiver Technology Bluetooth® Classic, Bluetooth® Dual-Mode, Bluetooth® LE, Wi-Fi Protocols Combo (Wi-Fi + Bluetooth), Qualified against Bluetooth® Core 5.1, Wi-Fi 2.4 GHz, Wi-Fi 5 GHz Operating system Linux Certifications CE, FCC, ISED, MIC Throughput UDP (max) (Mbps) 100 Features 2x2 MIMO, 802.11abgn, AP, Advanced audio distribution profile, COEX, Classic audio, Hands-free profile, Mesh over Wi-Fi based on 802.11s, STA, Wi-Fi direct mode Edge AI enabled No Security FIPS 140-2 Level 1, Secure communication Rating Catalog Operating temperature range (°C) -40 to 85
QFM (MOC) 100 178.22 mm² 13.3 x 13.4
  • General
    • Integrates RF, power amplifiers (PAs), clocks, RF switches, filters, passives, and power management
    • Quick hardware design with TI module collateral and reference designs
    • Operating temperature: –40°C to +85°C industrial temperature grade
    • Small form factor: 13.3mm × 13.4mm × 2mm
    • 100-pin MOC package
    • FCC, IC, ETSI/CE, and TELEC certified with PCB, dipole, chip, and PIFA antennas
  • Wi-Fi
    • WLAN baseband processor and RF transceiver support of IEEE Std 802.11a, 802.11b, 802.11g, and 802.11n
    • 20MHz and 40MHz SISO and 20MHz 2 × 2 MIMO at 2.4GHz for high throughput: 80Mbps (TCP), 100Mbps (UDP)
    • 2.4GHz MRC support for extended range and 5GHz diversity capable
    • Fully calibrated: Production calibration is not required
    • 4-bit SDIO host interface support
    • Wi-Fi direct concurrent operation (multichannel, multirole)
  • Bluetooth and Bluetooth Low Energy: WL1837MOD only
    • Bluetooth 5.1 secure connection compliant and CSA2 support; declaration ID: D052427
    • Host controller interface (HCI) transport for Bluetooth over UART
    • Dedicated audio processor support of SBC encoding + A2DP
    • Dual-mode Bluetooth and Bluetooth Low Energy
    • TI’s Bluetooth and Bluetooth Low Energy certified stack
  • Key benefits
    • Reduces design overhead
    • 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 channel (Wi-Fi networks)
    • Best-in-class Wi-Fi with high-performance audio and video streaming reference applications with up to 1.4× the range versus one antenna
    • Different provisioning methods for in-home devices’ connectivity to Wi-Fi in one step
    • Lowest Wi-Fi power consumption in connected idle (< 800µA)
    • Configurable wake on WLAN filters to only wake up the system
    • Wi-Fi and Bluetooth single antenna coexistence
  • General
    • Integrates RF, power amplifiers (PAs), clocks, RF switches, filters, passives, and power management
    • Quick hardware design with TI module collateral and reference designs
    • Operating temperature: –40°C to +85°C industrial temperature grade
    • Small form factor: 13.3mm × 13.4mm × 2mm
    • 100-pin MOC package
    • FCC, IC, ETSI/CE, and TELEC certified with PCB, dipole, chip, and PIFA antennas
  • Wi-Fi
    • WLAN baseband processor and RF transceiver support of IEEE Std 802.11a, 802.11b, 802.11g, and 802.11n
    • 20MHz and 40MHz SISO and 20MHz 2 × 2 MIMO at 2.4GHz for high throughput: 80Mbps (TCP), 100Mbps (UDP)
    • 2.4GHz MRC support for extended range and 5GHz diversity capable
    • Fully calibrated: Production calibration is not required
    • 4-bit SDIO host interface support
    • Wi-Fi direct concurrent operation (multichannel, multirole)
  • Bluetooth and Bluetooth Low Energy: WL1837MOD only
    • Bluetooth 5.1 secure connection compliant and CSA2 support; declaration ID: D052427
    • Host controller interface (HCI) transport for Bluetooth over UART
    • Dedicated audio processor support of SBC encoding + A2DP
    • Dual-mode Bluetooth and Bluetooth Low Energy
    • TI’s Bluetooth and Bluetooth Low Energy certified stack
  • Key benefits
    • Reduces design overhead
    • 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 channel (Wi-Fi networks)
    • Best-in-class Wi-Fi with high-performance audio and video streaming reference applications with up to 1.4× the range versus one antenna
    • Different provisioning methods for in-home devices’ connectivity to Wi-Fi in one step
    • Lowest Wi-Fi power consumption in connected idle (< 800µA)
    • Configurable wake on WLAN filters to only wake up the system
    • Wi-Fi and Bluetooth single antenna coexistence

The certified WiLink™ 8 module from TI offers a high throughput and extended range along with Wi-Fi® and Bluetooth® coexistence (WL1837MOD only) in a power-optimized design. The WL18x7MOD is a Wi-Fi, dual-band, 2.4GHz and 5GHz module solution with two antennas supporting industrial temperature grade. The device is FCC, IC, ETSI/CE, and TELEC certified for AP (with DFS support) and client. TI offers drivers for high-level operating systems, such as Linux and Android™. Additional drivers, such as WinCE and RTOS, which include QNX, Nucleus, ThreadX, and FreeRTOS, are supported through third parties.

The certified WiLink™ 8 module from TI offers a high throughput and extended range along with Wi-Fi® and Bluetooth® coexistence (WL1837MOD only) in a power-optimized design. The WL18x7MOD is a Wi-Fi, dual-band, 2.4GHz and 5GHz module solution with two antennas supporting industrial temperature grade. The device is FCC, IC, ETSI/CE, and TELEC certified for AP (with DFS support) and client. TI offers drivers for high-level operating systems, such as Linux and Android™. Additional drivers, such as WinCE and RTOS, which include QNX, Nucleus, ThreadX, and FreeRTOS, are supported through third parties.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet WL18x7MOD WiLink™ 8 Dual-Band Industrial Module – Wi-Fi® , Bluetooth® , and Bluetooth Low Energy (LE) datasheet (Rev. L) PDF | HTML 08 May 2025
* Radiation & reliability report WL1837MOD Reliability Data - Reliability Estimate 27 Jul 2017
Technical article Top 3 design considerations for EV charging PDF | HTML 20 Jun 2022
Application note Antenna Impedance Measurement and Matching PDF | HTML 22 Mar 2022
White paper Advantages and Challenges of Multi-Role Multi-Channel versus Single-Channel PDF | HTML 08 Mar 2022
Selection guide Leitfaden zur Auswahl drahtloser Kommunikationstechnologie (Rev. B) 07 Mar 2022
Selection guide 無線連線技術選擇指南 (Rev. B) 07 Mar 2022
Selection guide 무선 연결 기술 선택 가이드 (Rev. B) 07 Mar 2022
Selection guide Wireless Connectivity Technology Selection Guide (Rev. B) 14 Feb 2022
User guide WiLink8 Getting Started Guide (Rev. B) PDF | HTML 20 Dec 2021
Cybersecurity advisory Bluetooth® Low Energy, Basic/Enhanced Data Rate–PIN-Code Pairing Key Derivation 27 May 2021
Cybersecurity advisory FragAttacks - FRagmentation and AGgregation Attacks (Rev. A) 19 May 2021
Technical article We designed a Linux gateway for you. Here’s how you can use it in your next buildi PDF | HTML 18 May 2021
Certificate WL18MODGI (Test Grade 37: WL1837MODGIMOC) EC DoC (Rev. A) 03 Mar 2021
White paper WiLink8 Use Case Guide PDF | HTML 30 Dec 2020
User guide WiLink8 Driver Debug PDF | HTML 07 Dec 2020
User guide WiLink8 Linux Advanced Demos PDF | HTML 07 Dec 2020
User guide WiLink8 R8.8 Linux Wi-Fi Driver Release Build User's Guide (Rev. A) PDF | HTML 27 Oct 2020
Cybersecurity advisory Bluetooth Basic Rate/Enhanced Data Rate – Bluetooth Impersonation AttackS (BIAS) PDF | HTML 18 May 2020
Cybersecurity advisory Bluetooth Low Energy, Basic Rate/Enhanced Data Rate – Method Confusion Pairing V PDF | HTML 18 May 2020
Product overview Sitara™ processors + WiLink™ 8 Wi-Fi® + Bluetooth® combo connectivity (Rev. A) 30 Jul 2019
User guide WL18xx Module Hardware Integration Guide (Rev. B) PDF | HTML 09 Jul 2019
Design guide WL18xx Design Checklist 27 Jun 2019
Application note FIPS Compliant vs. FIPS Validated (Rev. A) 26 Jun 2019
Technical article Use validated security with FIPS 140-2 on SimpleLink™ Wi-Fi® devices PDF | HTML 13 Mar 2019
Application note Capturing Bluetooth Host Controller Interface (HCI) Logs 07 Jan 2019
User guide Bluetooth Logger and Link Quality Monitor (LQM) Tools (Rev. D) 01 May 2018
User guide WiLink™ 8.0 Bluetooth® Vendor-Specific HCI Commands (Rev. B) 17 Oct 2017
Application note Secure Connection Capability for WiLink Bluetooth 4.2 19 May 2017
More literature Streamline the challenges of RF design with certified wireless modules 25 Jan 2017
Application note Certification Testing Guidelines for WFA System Interoperability Test Plans MCP 28 Dec 2016
Application note Certification Testing Guidelines for WFA System Interoperability Test Plans NLCP 28 Dec 2016
Application note WiLink 8.0TM WLAN IP Mesh Application Report 01 Jun 2016
User guide WiLinkT™ 8 WLAN Features User's Guide (Rev. A) PDF | HTML 26 May 2016
White paper Wi-Fi® mesh networks: Discover new wireless paths 24 May 2016
Technical article Remote patient monitoring solutions PDF | HTML 17 May 2016
White paper Streaming Audio: Follow the signal chain white paper 14 Apr 2016
Application note Certification Testing Guidelines for WFA System Interoperability Test Plans 15 Feb 2016
More literature WiLink 8 Wi-Fi + Bluetooth/BLE Modules (Rev. B) 03 Feb 2016
Application note Precise Time Synchronization Over WLAN (Rev. A) 18 Dec 2015
Application note WL18xx .INI File (Rev. A) 03 Dec 2015
White paper Wi-Fi® audio: capabilities and challenges 02 Dec 2015
User guide WiLink WLAN gLogger Tool (Rev. A) 30 Nov 2015
Application note Enhanced HCILL: Four-Wire Power Management Protocol (Rev. B) 24 Sep 2015
Application note WL18xx Level-shifting I/O (Rev. A) 19 Aug 2015
Technical article Understanding wireless connectivity in industrial IoT applications PDF | HTML 04 Aug 2015
Application note WiLink 8 Solutions WiLink8 - wlconf Manual 01 Jul 2015
Application note WL18xx 5GHZ Antenna Diversity 29 Jun 2015
White paper Complete solutions for next-generation wireless connected audio 02 Jan 2014
White paper A Smarter Grid With The Internet of Things 21 Oct 2013

Design & development

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Evaluation board

WL18XXCOM82SDMMC — WL18XXCOM82SDMMC

The WiLink SDIO board is a SDMMC adapter board and is an easy to use connector between a WiLink COM8 Evaluation module [WL1837MODCOM8i and WL1835MODCOM8B] and a generic SD/MMC card slot on a host processor EVM. The adapter card enables the WiLink Wi-Fi module to operate over SDIO. It also provides (...)

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WL1835MODCOM8B — WiLink™ 8 Module 2.4 GHz WiFi® + Bluetooth® COM8 Evaluation Module

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The WL1835MODCOM8 is one of the two evaluation boards for the TI WiLink 8 combo module family. For designs requiring performance in the 5 GHz band and extended temperature range, see the WL1837MODCOM8I.

The WL1835MODCOM8 Kit for Sitara EVMs easily enables customers to add (...)

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WL1837MODCOM8I — WiLink™ 8 Dual Band 2.4 & 5 GHz Wi-Fi® + Bluetooth® COM8 Evaluation Module

TI WiLink™ 8 module family The WL1837MODCOM8I is one of the two evaluation boards for the TI WiLink™ 8 combo module family. For designs requiring performance in the 2.4 GHz band only, see the WL1835MODCOM8.

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Software development kit (SDK)

PROCESSOR-SDK-LINUX-AM335X — Linux Processor SDK for AM335x

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 (...)

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Software development kit (SDK)

PROCESSOR-SDK-LINUX-RT-AM335X — Linux-RT Processor SDK for AM335x

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 (...)

Supported products & hardware

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Software development kit (SDK)

PROCESSOR-SDK-RTOS-AM335X — TI-RTOS Processor SDK for AM335x and AMIC110 devices (No design support from TI available. Refer to Overview- RTOS Highlights for details.)

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 (...)

Supported products & hardware

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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.
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Driver or library

TI-BT-4-2-STACK-LINUX-ADDON — TI Bluetooth 4.2 Stack Add-On for Linux Platforms With WL183x and CC2564C

This package contains the install package, pre-compiled object of the TI Bluetooth Stack and Platform Manager, and pre-compiled object with source of sample applications to easily upgrade the default LINUX EZSDK Binary on an AM335x EVM. The software was built with Linaro GCC 4.7 and can be added to (...)
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Driver or library

WILINK8-WIFI-MCP8 — WiLink™ 8 Proprietary Wi-Fi Driver – QNX, WinCE, Nucleus RTOS baseline

The MCP package contains the install package, pre-compiled object and source of the proprietary Wi-Fi Driver - QNX, Nucleus, WinCE as well as ThreadX, FreeRTOS, µC, MQX ,RTX and uITRON RTOS baseline image to easily integrate the TI WiLink Wi-Fi drivers. The integration is supported through (...)

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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:

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Supported products & hardware

Supported products & hardware
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Driver or library

WL18XX-BT-SP — Bluetooth service pack for WL18xx

The Bluetooth Service Pack is composed of the following four files:

  • BTS file (TIInit_11.8.32.bts)
  • ILI file (TIInit_11.8.32.ili)
  • XML (TIInit_11.8.32.xml)
  • Release Notes Document
  • License Agreement

Note the version in the file name is unique for combination of hardware and firmware, but is not (...)

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Support software

CLRNX-3P-CLARIFI — Clarinox ClariFi embedded wireless debugger

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CLRNX-3P-CLARINOX-BLUE — ClarinoxBlue embedded Bluetooth® protocol stack

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CLRNX-3P-CLARINOX-WIFI — ClarinoxWiFi embedded Wi-Fi protocol stack

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Certification

WL18XX-CERTIFICATION — Radio certification for WiLink™ 8

Are you looking for WiLink™ 8 module certification support? WL18XX-CERTIFCATION provides the relevant information and support for successful certification of your product. Within this page you will find the latest certification reports of our Modules as well as our evaluation boards.
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Certification

WL18XX-REPORTS — Reports: WL18XX Regulatory Certification Reports

Are you looking for WiLink™ 8 module certification support? WL18XX-CERTIFCATION provides the relevant information and support for successful certification of your product. Within this page you will find the latest certification reports of our Modules as well as our evaluation boards.
Supported products & hardware

Supported products & hardware
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Design tool

WILINK-DESIGN-REVIEWS — Hardware design reviews for WL18xx devices

To get started with the WiLink™ hardware design review process:
  • Step 1: Before requesting a review, it is important that to review the technical documentation and design & development resources available on the corresponding product page (see WL18xx product page links below).
  • Step 2: Download and (...)
User guide: PDF | HTML
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Reference designs

TIDA-01568 — 12mm x 12mm, 5-Rail Power Sequencing for Application Processors Reference Design

This reference design demonstrates a validated and cost competitive power sequencing solution for an application processor or a high performance control platform. This design supports 5 different voltage rails, optimized with layout space of 12 mm × 12 mm. The design is also capable of (...)
Design guide: PDF
Schematic: PDF
Reference designs

TIDC-WL1837MODCOM8I — 2.4 & 5 GHz Dual Band Wi-Fi® + Bluetooth® Antenna Design on WiLink™ 1837 Module

The WiLink 1837 module antenna design is a reference design that combines the functionalities of the WiLink 8 module with a built-in antenna on a single board, implementing the module in the way it's been certified. Through this, customers are able to evaluate the performance of the module through (...)
Schematic: PDF
Reference designs

TIDC-WL1837MOD-AUDIO-MULTIROOM-CAPE — TI WiLink™8 Wi-Fi®/Bluetooth®/Bluetooth Low Energy audio multi-room cape reference design

The TI WiLink™ 8 WL1837MOD audio cape is a wireless multi-room audio reference design used with BeagleBone Black (featuring TI Sitara™ AM335x). The WiLink 8 device's WLAN capability to capture and register precise arrival time of the connected AP's beacon is used to achieve ultra-precise (...)
Design guide: PDF
Schematic: PDF
Reference designs

TIDC-WL1835MODCOM8B — 2.4 GHz WiFi® + Bluetooth® Certified Antenna Design on WiLink™ 1835 Module

The WiLink 1835 Module Antenna Design is a reference design that combines the functionalities of the WiLink 8 module with a built-in antenna on a single board, implementing the module in the way it's been certified. Through this, customers are able to evaluate the performance of the module through (...)
Schematic: PDF
Package Pins CAD symbols, footprints & 3D models
QFM (MOC) 100 Ultra Librarian
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  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

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