Product Info

Bluetooth Module Series
HC06U_Hardware_Design 11 / 31
CPU:

ARM CM3, max. 48 MHz

128 KB SRAM

256 KB ROM, ROM Encryption

4 Mb SFLASH
Clocks:

24 MHz crystal oscillator clock, 24 MHz RC clock, 32.768 kHz crystal oscillator clock, 32.768 kHz
RC clock
Link Controller:

Bluetooth 5.0 LE physical layer, controller layer

2.4 GHz Private transport protocol
2.2. Key Features
The following table describes the key features of HC06U module.
Table 1: Key Features
Specification HC06U
Bluetooth
Bluetooth specification Bluetooth 5.0
Bluetooth level Class 2
Distance 45 m (open area)
Antenna Built-in ceramic antenna or external antenna
Output power 2 dBm (typical)
Receive sensitivity -90 dBm (typical)
Support mode Master-slave
Profile GATT
Hardware interface UART, GPIO
Operating voltage 3.3 V
Operating temperature -40 to +85 °C