phone img pc img
RTL8763E Series

Introduction

RTL8763E series are Realtek’s dual-mode Bluetooth MCU solutions with high-quality audio and rich external interfaces, which can quickly upgrade the wireless Bluetooth audio transmission functionality to a media device and are also suitable for mobile device solutions. It is suitable for Auracast transmitter/receiver/assistant, audio toys, LCD screen battery chargers, Bluetooth helmets, and Bluetooth audio receivers for home stereo or speakers.

DESCRIPTION

CHIP

Highlights

highlight
Equipped with a transmitter and a receiver

Having both a transmitter and a receiver can increase the variety of products designed by customers. Users can also choose a mode of operation through dynamic switching.

highlight
Integrates multiple Bluetooth modes

It contains Bluetooth LE, Bluetooth Legacy, LE Audio and Auracast broadcast audio mode, thus fulfilling product requirements with state of art Bluetooth technology.

highlight
Rich external interfaces

Supports I2S, Line In to connect audio data; while digital interfaces such as GPIO/I2C/UART/SPI can be connected to a wider range of sensors or external devices.

highlight
Streamlined Development

Comprehensive SDK/HDK/Tools development kits, UI design tools, and supporting mobile APP projects. Provision of mature solutions. Provision of mature reference designs. Significantly reduces workload for customer project development, shortens development cycles, and accelerates project implementation.

Specifications

General Description
  • Bluetooth 5.3 core specification
  • BR/EDR/LE-1M/LE-2M
  • LE audio (depends on part number)
  • OTA (Over-the-Air) FW upgrade
  • Support speaker out
  • Analog mic input
  • Digital mic input
  • Built-in LDO for the I/O and FLASH memory
  • Built-in Li-Ion battery charger with up to 300mA charger current
MCU Platform
  • RealM300, 32-bit ARMv8M mainline processor, maximum frequency, max rate 100MHz
  • 532KB embedded shared SRAM
  • AES 128/256, SHA256, RSA-2048 security engine
  • embedded Flash 4MB (depends on part number)
  • Embedded PSRAM 4MB (depends on part number)
RF Performance
  • Max Tx Power 7.5 dBm @EDR 2M (refer to datasheet for details)
  • Max Tx Power 10 dBm @BLE (refer to datasheet for details)
  • RX sensitivity -97.5 dB (1M BLE)
  • RX sensitivity -94.5 dBm (1M BR)
  • RX sensitivity -94 dBm (2M EDR)
  • Fast AGC control to improve receiving dynamic range
Peripheral (depends on part number)
  • Flexible GPIO Design
  • Real Time Counter(RTC)
  • 4 CH 12 bits ADC
  • USB 2.0 (depends on part numbers)
  • I2C
  • I2S interface for external audio processor
  • UART
  • Line in, L/R channel
  • SPI
  • PDM interface for digital mic input
  • PWM
  • SDIO (depends on part numbers)
  • SPIC (depends on part numbers)
  • I8080 (depends on part numbers)
  • Available GPIOs : 9~59 pins depend on part numbers
Audio Codec Support
  • SBC codec
  • mSBC codec
  • LC3 codec (depends on part number)
  • MP3 decoder(depends on part number)

RTL8763E Series

General Description
  • Bluetooth 5.3 core specification
  • BR/EDR/LE-1M/LE-2M
  • LE audio (depends on part number)
  • OTA (Over-the-Air) FW upgrade
  • Support speaker out
  • Analog mic input
  • Digital mic input
  • Built-in LDO for the I/O and FLASH memory
  • Built-in Li-Ion battery charger with up to 300mA charger current
MCU Platform
  • RealM300, 32-bit ARMv8M mainline processor, maximum frequency, max rate 100MHz
  • 532KB embedded shared SRAM
  • AES 128/256, SHA256, RSA-2048 security engine
  • embedded Flash 4MB (depends on part number)
  • Embedded PSRAM 4MB (depends on part number)
RF Performance
  • Max Tx Power 7.5 dBm @EDR 2M (refer to datasheet for details)
  • Max Tx Power 10 dBm @BLE (refer to datasheet for details)
  • RX sensitivity -97.5 dB (1M BLE)
  • RX sensitivity -94.5 dBm (1M BR)
  • RX sensitivity -94 dBm (2M EDR)
  • Fast AGC control to improve receiving dynamic range
Peripheral (depends on part number)
  • Flexible GPIO Design
  • Real Time Counter(RTC)
  • 4 CH 12 bits ADC
  • USB 2.0 (depends on part numbers)
  • I2C
  • I2S interface for external audio processor
  • UART
  • Line in, L/R channel
  • SPI
  • PDM interface for digital mic input
  • PWM
  • SDIO (depends on part numbers)
  • SPIC (depends on part numbers)
  • I8080 (depends on part numbers)
  • Available GPIOs : 9~59 pins depend on part numbers
Audio Codec Support
  • SBC codec
  • mSBC codec
  • LC3 codec (depends on part number)
  • MP3 decoder(depends on part number)

Part Number Comparison

Part Number
MCU
LE Audio
MCM Flash Size
MCM PSRAM Size
A-MIC
ANC
USB
GPIO (max)
I8080
SDIO
SPIC
Package (mm)
Recommendation Applied

RTL8763ESE

40Mhz/80Mhz/100MhzNo4MBNo3HybridYes12NoNoNoQFN50, 4x6
TopBanner

Bluetooth Transmitter/ Receiver

TopBanner

Bluetooth Helmet

RTL8763EAU

40Mhz/80Mhz/100MhzYes4MBNo2NoYes12NoNoNoQFN50, 4x6
TopBanner

Bluetooth Transmitter/ Receiver

TopBanner

Auracast Broadcast Transmitter/ Receiver

TopBanner

Bluetooth Helmet

RTL8763EFL

40Mhz/80Mhz/100MhzYes4MBNo3NoNo9NoNoNoQFN40, 4x6
TopBanner

Bluetooth Transmitter/ Receiver

TopBanner

Auracast Broadcast Transmitter/ Receiver

TopBanner

Bluetooth Helmet

RTL8763EWM

40Mhz/80Mhz/100MhzYes4MBNo2NoYes39NoNo2, SPIC0, SPIC1QFN76, 7x7
TopBanner

Bluetooth Transmitter/ Receiver

TopBanner

Auracast Broadcast Transmitter/ Receiver

TopBanner

Bluetooth Speaker

RTL8763EWE

40Mhz/80Mhz/100MhzOption4MBNo2NoNo38YesYes, 1-bit mode2, SPIC0, SPIC1QFN68, 7x7
TopBanner

LCD Screen Battery Charger

TopBanner

Auracast Broadcast Assistant

RTL8763EWE-VP

40Mhz/80Mhz/100MhzOptionNo4MB2NoNo38YesYes, 1-bit mode2, SPIC0, SPIC1QFN68, 7x7
TopBanner

LCD Screen Battery Charger

TopBanner

Auracast Broadcast Assistant

RTL8763EW-VC

40Mhz/80Mhz/100MhzOptionNoNo2NoYes80YesYes, 1 bit and 4 bit mode4, SPIC0~3BGA149, 7x7
TopBanner

LCD Screen Battery Charger

TopBanner

Auracast Broadcast Assistant

RTL8773ESL

40Mhz/80Mhz/100MhzYes4MBNo3HybridNo15NoNoNoQFN50, 4x6
TopBanner

Bluetooth Transmitter/ Receiver

TopBanner

Auracast Broadcast Transmitter/ Receiver

TopBanner

Bluetooth Speaker

RTL8763EWS

40Mhz/80Mhz/100MhzYes4MBNo2NoYes39NoNo2, SPIC0, SPIC1QFN76, 7x7
TopBanner

Bluetooth Transmitter/ Receiver

TopBanner

Auracast Broadcast Transmitter/ Receiver

TopBanner

Bluetooth Speaker

Applications

Learn about the typical application cases that the RTL8762E series can be used to implement. Of course, there are more applications waiting for you to discover.

appli sce
Bluetooth Auracast™ broadcasting total solution

Our solution enables seamless Auracast broadcast transmission, reception, and assistant functionality, integrating these features into your system for a comprehensive Bluetooth application. Utilizing a powerful MCU and DSP combination, it supports specialized processes and display capabilities for presenting visual information. With flexible audio interface options including I2S, USB, and analog ADC, it offers extensive connectivity to various external audio sources, ensuring a versatile and robust broadcasting experience.

appli sce
Bluetooth Dual Mode Microcontroller

Enhance your platform’s connectivity with our cutting-edge dual-mode Bluetooth MCU solution. Seamlessly integrate it to transition from wired to wireless connections. The versatile MCU and DSP dual core supports specific applications, sensors, and voice algorithms while boosting display performance. With extensive GPIO options (I2S, USB, ADC, I8080), it offers flexibility to meet all your integration needs.

appli sce
Bluetooth Helmet

Realtek's Bluetooth technology in driver's helmets is revolutionizing the riding experience by enabling hands-free communication and allowing riders to stream music and podcasts directly to their helmets. This enhances both safety and entertainment on the go. Its compact form factor makes it easy to install in limited spaces. The technology also features advanced noise and wind resistance capabilities to ensure clear audio, and it offers ample GPIOs for designers to develop intuitive, distraction-free interfaces.

appli sce
Bluetooth Auracast™ broadcasting total solution

Our solution enables seamless Auracast broadcast transmission, reception, and assistant functionality, integrating these features into your system for a comprehensive Bluetooth application. Utilizing a powerful MCU and DSP combination, it supports specialized processes and display capabilities for presenting visual information. With flexible audio interface options including I2S, USB, and analog ADC, it offers extensive connectivity to various external audio sources, ensuring a versatile and robust broadcasting experience.

appli sce
Bluetooth Dual Mode Microcontroller

Enhance your platform’s connectivity with our cutting-edge dual-mode Bluetooth MCU solution. Seamlessly integrate it to transition from wired to wireless connections. The versatile MCU and DSP dual core supports specific applications, sensors, and voice algorithms while boosting display performance. With extensive GPIO options (I2S, USB, ADC, I8080), it offers flexibility to meet all your integration needs.

appli sce
Bluetooth Helmet

Realtek's Bluetooth technology in driver's helmets is revolutionizing the riding experience by enabling hands-free communication and allowing riders to stream music and podcasts directly to their helmets. This enhances both safety and entertainment on the go. Its compact form factor makes it easy to install in limited spaces. The technology also features advanced noise and wind resistance capabilities to ensure clear audio, and it offers ample GPIOs for designers to develop intuitive, distraction-free interfaces.

*Specific applications may can only be supported by certain chips

Honours

honor

2022 COMPUTEX ‘IC and Component Best Choice’ Category Award Winner