In your product, if you need to add BLE function, Realtek's Bee series is definitely your best choice. We offer mutiple BLE SoC solutions with excellent RF performance and low power consumption. Different platforms and interface components also provide flexible choices for various applications. Every year, hundreds of millions of chips were applied to their products by our partners. Our best values are excellent RF performance, super-compatible protocol stack, easy-to-do software and tools and the fastest, most detailed services.
Product Comparison
CPU |
Real-M300V compatible with ARM-M55@125MHz |
ARM Cortex-M0+@40MHz |
ARM Cortex-M0+@40MHz |
ARM Cortex-M4F@90MHz |
ARM Cortex-M4F@40MHz |
Flash |
4Mb/8Mb/16Mb/32Mb/External |
4Mb/8Mb/External |
4Mb/8Mb/External |
4Mb/8Mb/External |
2Mb/4Mb/External |
RAM |
384KB |
120KB |
104KB |
192KB |
160KB |
Protocol |
BT5.3
2.4G Proprietary
IEEE 802.15.4
Thread/Zigbee |
BT5.2
2.4G Proprietary
IEEE 802.15.4
Thread/Zigbee |
BT5.2
2.4G Proprietary |
BT5.1 |
BT5.0 |
Max TX Power |
+4dBm/+14dBm |
+7.5dBm |
+7.5dBm |
+7.5dBm |
+7.5dBm |
RX Sensitivity (BLE 1M) |
-98dBm |
-97dBm |
-97dBm |
-97dBm |
-97dBm |
Security |
Trustzone
Secure Boot
AES/SHA/ECC/RSA
TRNG
Flash On-the-Fly Decryption |
SecureBoot
TRNG
AES/SHA |
TRNG
AES/SHA |
Secure Boot
TRNG
AES/SHA/RSA |
Secure Boot
AES/SHA/RSA |
GPIO |
Up to 58 |
Up to 34 |
Up to 34 |
Up to 38 |
Up to 38 |
Digital Interface |
UART x6,
I2C x4,
SPI x2
PWM x8
Keyscan x1
Quad-decoder x1
IR Transceiver x1 |
UART x3,
I2C x2, SPI x2
PWM x8
Keyscan x1
Quad-decoder x1
IR Transceiver x1 |
UART x2,
I2C x2, SPI x2
PWM x8
Keyscan x1
Quad-decoder x1
IR Transceiver x1 |
UART x3,
I2C x2, SPI x2
PWM x8
Keyscan x1
Quad-decoder x1
IR Transceiver x1 |
UART x3,
I2C x2, SPI x2
PWM x8
Keyscan x1
Quad-decoder x1
IR Transceiver x1 |
Display Interface |
SPI, QSPI, I8080
RGB565/
RGB888
LCD COM |
SPI, QSPI, I8080 |
SPI, QSPI, I8080 |
SPI, QSPI, I8080 |
SPI, QSPI, I8080 |
Audio Codec |
AMIC x1, DMIC x2
I2S/PCM x2
Mono DAC x1 |
AMIC x1, DMIC x1
I2S/PCM x1 |
AMIC x1, DMIC x1
I2S/PCM x1 |
AMIC x1, DMIC x2
I2S/PCM x2 |
AMIC x1, DMIC x1
I2S/PCM x1 |
AUXADC |
8CH 12bit |
6CH 12bit |
4CH 10bit |
8CH 12bit |
8CH 12bit |
SDADC |
4CH 24bit |
N |
N |
N |
N |
USB |
USB2.0 High Speed x1 |
N |
N |
N |
N |
Automotive 2-wire Connection (A2C) |
x1 |
x1 |
N |
N |
N |
Ethernet RMII |
x1 |
N |
N |
N |
N |
Supply Voltage Range |
1.8~3.6V |
1.8~3.6V |
1.8~3.6V |
1.8~3.6V |
1.8~3.6V |
Operating Temperature |
-40~85℃ |
-40~85℃ |
-40~85℃ |
-40~85℃ |
-40~85℃ |
Package |
32-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN
68-pin 7x7mm2 QFN
88-pin 10x10mm2 QFN
47-pin 3.21x3.21mm2
WLCSP |
32-pin 5x5mm2 QFN
40-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN |
24-pin 4x3mm2 QFN
32-pin 5x5mm2 QFN
40-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN |
32-pin 5x5mm2 QFN
40-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN
56-pin 7x7mm2 QFN |
40-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN
56-pin 7x7mm2 QFN |
SDK - Facilitating the Rapid Implementation of Innovative Bluetooth Low Energy Applications
No matter whether you are a large enterprise development team or an independent project developer, the Realtek BLE SoC SDK delivers professional, efficient, and flexible technical support for your Bluetooth application development. The SDK is deeply integrated with multi-OS interfaces (natively supporting FreeRTOS), a robust BLE protocol stack, extensive hardware drivers, and practical application examples. This allows you to focus on innovation and product differentiation without the need for repeated investment in foundational infrastructure.
Choose the Realtek BLE SoC SDK to accelerate your IoT innovation, reduce maintenance efforts, and deliver differentiated user experiences. For more information about the SDK, please refer to the BLE SoC SDK.
Hardware Kit
RTK provides an HDK kit, including reference schematics, hardware design guidelines, PCB layout suggestions, and a reference BOM, to help customers achieve hardware design success in the shortest possible time and achieve optimal performance.
For more information on Hardware Kit, please refer to: https://www.realmcu.com/en/Resources/Hardware/RTL8762G-RTL877xG-Series
Tools
Realtek provides a comprehensive, efficient, and stable development and production toolchain for its Bee Series Low-Power Bluetooth SoCs, supporting the entire product lifecycle from feature development, R&D debugging to mass production. This empowers customers to maximize development efficiency, accelerate time-to-market, and ensure final product quality.
To fully support product development based on Realtek Bee Series chips, we offer the following toolset:
I. Development & Build Tools
II. Production & Manufacturing Tools
III. Testing & Certification Tools
IV. Debugging & Analysis Tools
V. Mobile Firmware Update Tools
Tools and corresponding documentation can be accessed via RealMCU. For specific functional or operational inquiries about particular tools, please refer to the official user manuals or contact Realtek technical support.
Typical Applications
Bluetooth Mesh
Smart Lock
Mouse & Keyboard
Bluetooth Data Transfer