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LM842

WiFi 802.11ac / Bluetooth® 5.0 2T2R USB Combi Adapter – LM842

The LM842 USB Adapter (Dongle) complies with Bluetooth® 5.0 (Dual Mode) and IEEE 802.11ac WiFi Standards of operation.

Using a fully integrated single-chip that supports 2-stream 802.11ac solutions with Multi-user MIMO (Multiple-Input, Multiple-Output)

Datasheet
Where to Buy

Additional Information

Wireless Standard
  • BT 5
  • 802.11ac
Backward Compatibility
  • Bluetooth 4.2
  • Bluetooth 4.1
  • Bluetooth 4.0
  • Bluetooth 3.0
  • Bluetooth 2.1
  • 802.11b
  • 802.11g
  • 802.11n
Frequency 2.4 GHz and 5 GHz
Adapter Type Host Controller Interface (HCI)
Interfaces
  • USB
Antenna 2 x Metal Frame Antenna's, SMA Connector
Antenna Option 1 x Metal Frame Antenna + 1 x SMA Connector
Compatible Antennas LM255 1.5dBi, LM251 2dBi, LM252 5dBi, LM253 7dBi, LM254 9dBi
Dimensions
  • 32-37mm x 17.1mm x 9.4mm
Operating Temperature
  • -20°C to +85°C
Bluetooth Technology Bluetooth Classic, Bluetooth Low Energy (LE)
Compatibility
  • Android
  • Linux
  • Windows 10
  • Windows 7
Certifications
  • PTA - Pakistan
  • Anatel - Brazil
  • Bluetooth SIG - UK
  • CE-Europe-RED
  • EAC - Russia
  • Enacom - Argentina
  • FCC - United States
  • IC - Canada
  • IDMA - Singapore
  • MoC - India
  • NBTC - Thailand
  • SRRC - China
  • Telec - Japan
  • TRA - United Arab Emirates
Compliance
  • CCATS-ECCN
  • Reach
  • RoHS
  • WEEE

View Where to Buy Map or Buy Samples Below

EAN: 5055454084200 SKU: LM842 Categories: , , Tags: , , , , , , , , , , , , ,

WiFi 802.11ac / Bluetooth® 5.0 2T2R USB Combi Adapter – LM842

Supplied in two option form factors
With 2 x Onboard Metal Frame Antennas, or 1 x Metal Frame and 1 x SMA

Compliant to; IEEE 802.11ac, abgn additional standards,
Compliant to; Bluetooth® 5.0 and backward compatible with Bluetooth v2.1+EDR / v3.0 / v3.0+HS / v4.0, 4.1, & 4.2 with both BR/EDR.

Bluetooth Low Energy (LE) and Classic can operate simultaneously.

The Realtek IC, RTL8822CU using a USB main interface. LM842 offers high throughput for both WiFi and Bluetooth® connections, connected via a (HCI) USB 2.0 TYPE A interface.

Additional information

Wireless Standard
  • BT 5
  • 802.11ac
Backward Compatibility
  • Bluetooth 4.2
  • Bluetooth 4.1
  • Bluetooth 4.0
  • Bluetooth 3.0
  • Bluetooth 2.1
  • 802.11b
  • 802.11g
  • 802.11n
Frequency 2.4 GHz and 5 GHz
Adapter Type Host Controller Interface (HCI)
Interfaces
  • USB
Antenna 2 x Metal Frame Antenna's, SMA Connector
Antenna Option 1 x Metal Frame Antenna + 1 x SMA Connector
Compatible Antennas LM255 1.5dBi, LM251 2dBi, LM252 5dBi, LM253 7dBi, LM254 9dBi
Dimensions
  • 32-37mm x 17.1mm x 9.4mm
Operating Temperature
  • -20°C to +85°C
Bluetooth Technology Bluetooth Classic, Bluetooth Low Energy (LE)
Compatibility
  • Android
  • Linux
  • Windows 10
  • Windows 7
Certifications
  • PTA - Pakistan
  • Anatel - Brazil
  • Bluetooth SIG - UK
  • CE-Europe-RED
  • EAC - Russia
  • Enacom - Argentina
  • FCC - United States
  • IC - Canada
  • IDMA - Singapore
  • MoC - India
  • NBTC - Thailand
  • SRRC - China
  • Telec - Japan
  • TRA - United Arab Emirates
Compliance
  • CCATS-ECCN
  • Reach
  • RoHS
  • WEEE

Features

  • WiFi 802.11ac, abgn
  • Wave-2 compatible with MU-MIMO
  • Bluetooth® v5.0 Dual Mode (Backwards compatible from Bluetooth® v4.2)
  • WPA, WPA-PSK, WPA2, WPA2 -PSK and WEP (64bit & 128bit) encryption schemes
  • 2.4 GHz and 5GHz ISM Frequency bands
  • 2T2R 802.11n 2.4GHz WiFi 300Mbps data rate [Untested]
  • 2T2R 802.11ac 5GHz WiFi 867Mbps data rate [Untested]
  • 2T2R BT5.0 2.4GHz 1.3Mbps data rate [Tested]
  • WiFi/Bluetooth® coexistence enabled
  • USB 2.0 with multi interface controller
  • 32-37mm x 17.1mm x 9.4mm
  • Bluetooth® SIG, FCC & CE certifications prior to release.
  • RoHS, REACH and WEEE

Documentation

SAFETY PRECAUTIONS

Safety Precautions Card

Safety Precautions Card

Safety Precautions Card

Safety Precautions Card

Safety Precautions Card

Safety Precautions Card

Safety Precautions Card

* For any other product documentation please Contact Us

Certifications

View the certifications for this product.

View the LM842 Certifications

Drivers

LM842 RTL8822CU Windows 10 Driver (Bluetooth)

LM842_SOFT_WINDOWS_BLUETOOTH_DRIVER_0327_2020.zip

LM842 RTL8822CU Windows 10, 7 Drivers (WiFi)

LM842_SOFT_WINDOWS_WIFI_DRIVER_0128_2019.zip

LM842 RTL8822CU Linux Driver v5.9.0.1 (Bluetooth & WiFi)

LM842_SOFT_WIFI_BT_LINUX_v5.9.0.1_36324_2020.zip

Note: Please enquire directly for the Realtek Linux Bluetooth® Porting Guide which includes instructions for porting BlueZ and Bluetooth® drivers.

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