HC 05 BLUETOOTH CHIP ONLY

The HC 05 Bluetooth Chip Only is a compact SMD Bluetooth serial communication module designed for wireless data transfer in embedded systems. This version includes only the core Bluetooth chip without breakout board making it suitable for custom PCB designs and OEM product development.

The module supports serial communication over Bluetooth using the standard SPP profile and can operate in both master and slave modes. It is commonly used for wireless UART communication in microcontroller based applications.

KEY FEATURES

Bluetooth serial communication module

Supports master and slave modes

SPP serial port profile support

Compact SMD package

Low power consumption

Configurable via AT commands

Stable wireless communication

Suitable for custom PCB integration

SPECIFICATIONS

Model HC 05

Bluetooth Version 2.0 plus EDR

Frequency Band 2.4 GHz ISM band

Operating Voltage 3.3V DC

Communication Interface UART TTL

Default Baud Rate 9600 bps configurable

Transmission Range up to 10 meters typical

Operating Current low power

Package Type SMD chip only

INTERFACES

VCC Power supply

GND Ground

TXD Serial transmit

RXD Serial receive

EN Enable pin

STATE Status output