BR8051A12 Series

Bluetooth v5.4
Packaging:LCC 1315
UART interface

3.webp
1.webp
2.webp
4.webp
image-(21).webp

Key Features

Bluetooth v5.4

Protocol

Bluetooth v5.4

2.4 GHz

Frequency Band

2.4 GHz

GFSK/π/4-DQPSK/8DPSK

Modulation

GFSK/π/4-DQPSK/8DPSK

UART

Interface

UART

Support up to 7ACLs and 2 SCO/eSCO link for BR/EDR

Number of classic Bluetooth connections

Support up to 7ACLs and 2 SCO/eSCO link for BR/EDR

Support up to 4 BLE links(Up to 3 links in slave mode)

Number of low-energy Bluetooth connections

Support up to 4 BLE links(Up to 3 links in slave mode)

Overview

The Bluetooth Module of BR8051A12 Series is Bluetooth 5.4 BR/EDR BLE Dual Mode SOC. A highly integrated SOC for Bluetooth data stream process, BR8051A12 integrates a low power MCU, RF transceiver, Baseband, Modem, SARADC in a single chip. BR8051A12 Series offers low cost, low power consumption, flexible and more powerful Bluetooth application.

Specifications


ProtocolBluetooth v5.4 (Dual Mode: BR/EDR/LE)
Frequency BandBluetooth: 2.4 GHz
Number of Bluetooth ConnectionsSupport up to 7 ACLs and 2 SCO/eSCO links for BR/EDR, up to 4 BLE links (up to 3 links in slave mode)
ModulationGFSK / π/4-DQPSK / 8DPSK
InterfaceBluetooth: UART
Module DimensionLCC 50PIN (13 mm × 15 mm × 1.5 mm)
Antenna Count1 Antenna · BT: 1
Operating Temperature0 °C to +70 °C

Download

FAQs

Related Information

Smart Cities

Earda’s 5.8G Microwave Radar Module Used in Smart Parking Ground Magnet Detection, Improving Parking Space Turnover Rate

24 Mar,2026

Industrial Automation

Earda’s Industrial-Grade Wi-Fi 6 Module Deployed in AGV Dispatching Systems, Enabling Low-Latency and Highly Reliable Equipment Coordination

24 Mar,2026

Smart Home

Earda’s 60GHz Millimeter-Wave Radar Presence Sensor Deployed in Premium Smart Homes, Accurately Detects Stationary Occupancy and Micro-Movements

24 Mar,2026