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. In 2021, more than 200 million 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
Protocol |
BT5.3+2.4G Proprietary
Thread/Zigbee 15.4 |
BT5.2+2.4G Proprietary
Thread/Zigbee 15.4 |
BT5.2+2.4G Proprietary |
BT5.1 |
BT5.0 |
CPU |
CM55@125MHz |
CM0+@40MHz |
CM0+@40MHz |
CM4F@90MHz |
CM4F@40MHz |
Flash |
4Mb/8Mb/16Mb/32Mb/Ext |
Ext/4Mb/8Mb |
Ext/4Mb/8Mb |
Ext/4Mb/8Mb |
Ext/2Mb/4Mb |
RAM |
384KB |
120KB |
104KB |
192KB |
160KB |
Security |
AES128/256
RSA 3072
ECC 512
ECDH
ECDSA
EDDSA
SHA256
TRNG
On-The-Fly
Trustzone
SecureBoot |
TRNG
AES 128/256
SHA256
SecureBoot |
TRNG
AES 128/256
SHA256 |
TRNG
Secure Boot
AES 128/256
RSA-2048
SHA256 |
Secure Boot
AES 128/256
RSA-2048
SHA256 |
ADC |
8CH 12bit |
6CH 12bit |
4CH 10bit |
8CH 12bit |
8CH 12bit |
Voice DAC |
16bit16KHz |
16bit16KHz |
16bit16KHz |
16bit16KHz |
16bit16KHz |
PDM |
Mono |
Mono |
Mono |
Stereo |
Mono |
SPI |
M x 2
S x 1 |
SPI x 2 |
SPI x 2 |
SPIC x 2
SPI x 2 |
SPI x 2 |
I8080 |
1 |
1 |
0 |
1 |
1 |
I2C |
4 |
2 |
2 |
2 |
2 |
UART |
6 |
3 |
2 |
3 |
3 |
PWM |
8 |
8 |
8 |
8 |
8 |
I2S |
1 |
Y |
Y |
Y |
Y |
GPIO |
(max)60 |
(max)34 |
(max)34 |
(max)38 |
(max)34 |
Supply voltage |
1.8~3.6 |
1.8~3.6 |
1.8~3.6 |
1.8~3.6 |
1.8~3.6 |
Package |
32-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN
68-pin 7x7mm2 QFN
47-pin 3.21x3.21mm2 WLCSP |
32-pin 5x5mm2 QFN
40-pin 5x5mm2 QFN
48-pin 6x6mm2 QFN |
24-pin 3x4mm2 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 |