SWRS286 May   2021 WL1801 , WL1831


  1. 1Features
  2. 2Applications
  3. 3Description
  4. 4System Block Diagram
    1.     Revision History
  5. 5Chip Packaging and Ordering
    1. 5.1 Ordering Information
      1. 5.1.1 Device Support Nomenclature
    2. 5.2 Chip Marking
      1. 5.2.1 Marking System
    3. 5.3 Tape and Reel Information
      1. 5.3.1 Tape Direction
      2. 5.3.2 Part Direction
      3. 5.3.3 Part Orientation
      4. 5.3.4 Tape Dimensions
      5. 5.3.5 Reel Dimensions
    4. 5.4 Packaging
  6. 6Mechanical Drawing

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Marking System

In order to minimize delivery time to customer for small quantities, TI may ship the device ordered or an equivalent device currently available that contains at least the functions of the part ordered. From all aspects, this device will behave exactly the same as the part ordered. For example:

Customer orders device WL1831.

Part shipped may be either WL1831, WL1833, WL1835, or WL1837

Mark 1 indication (first digit):

Mark WLAN Bluetooth WL180x WL183x
0& Tested Valid
3& Tested Tested Valid Valid

Mark 2 indication (second digit):

Mark WLAN 2.4G WLAN 5G MIMO 2.4G WL18x1 WL18x3 WL18x5 WL18x7
&1 Tested Valid
&3 Tested Tested Valid Valid
&5 Tested Tested Valid Valid
&7 Tested Tested Tested Valid Valid Valid Valid