Product details

Processor External MPU Type Transceiver Protocols Wi-Fi 2.4 GHz Throughput (max) (MBits) 100 Security Networking security (WPA3) Features 802.11bgn, AP, Mesh over Wi-Fi based on 802.11s, STA, Wi-Fi direct mode Operating temperature range (°C) -40 to 105 Rating Catalog
Processor External MPU Type Transceiver Protocols Wi-Fi 2.4 GHz Throughput (max) (MBits) 100 Security Networking security (WPA3) Features 802.11bgn, AP, Mesh over Wi-Fi based on 802.11s, STA, Wi-Fi direct mode Operating temperature range (°C) -40 to 105 Rating Catalog
DSBGA (YFV) 130 22.87520000000000493 mm² 4.640000000000001 x 4.93
  • 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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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
Cybersecurity advisory Buffer Overflow in WL18xx MCP Driver (Rev. A) PDF | HTML 22 Aug 2023
Cybersecurity advisory WiLink WL18xx PN Reuse Issue PDF | HTML 02 Aug 2023
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

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