Products > RTL8763G/RTL8773G Series
Introduction
RTL8763G/RTL8773G is a single‑chip Bluetooth audio SoC solution designed for devices such as smartwatches, speakers, and headphones. Its wireless subsystem supports the latest Bluetooth specifications and IEEE 802.15.4, and integrates a low‑power MCU, Helium vector processing unit, low‑power DSP, high‑performance audio codec, 2.5D graphics engine, JPEG encoder/decoder, power management unit (PMU), ADC, an ultra‑low‑power RF transceiver, and an intelligent I/O multiplexing controller. Built on an ultra‑low‑power architecture, it delivers long battery life while providing high‑quality calls, smooth UI, and stable connectivity.
DESCRIPTION
CHIP
Highlights
Built‑in 2.5D hardware engine efficiently supports core graphics operations including rendering, scaling, rotation, and deformation.
High-performance CPU with neural network acceleration, complemented by ample MCU memory, fully supports sensor algorithm processing and control of various external devices.
High‑efficiency DSP compute that excels in key applications such as speech recognition, noise reduction, and audio quality enhancement.
Built‑in Bluetooth LE/Legacy, LE Audio and IEEE 802.15.4, meeting multi‑scenario connectivity and low‑power needs.
Specifications
- Bluetooth 6.0/BLE Audio
- IEEE 802.15.4
- CM55 with Helium, 200MHz
- HiFi Mini, 260MHz
- 928kByte SRAM
- 4MB/8MByte PSRAM
- External Flash
- 36 GPIOs (max)
- 2D/2.5D Image Engine
- JPEG Encoder and Decoder
- LCDC QSPI/OPI, SDR/DTR, 70MHz
- QSPI for SPI NAND, 100MHz
- Keybaord Scanner × 1
- Quadrature Decoder × 2
- Infrared Radiation × 1
- RTC × 1
- Timer × 12
- SPI master × 1, 50MHz
- SPI master × 2, 20MHz
- SPI slave × 1, 10MHz
- I2C × 3
- UART × 6
- Low Power Comparator × 1
- 4-channel, 12bits, 400ksps ADC
- SDIO × 2
- AMIC × 2, PDM × 4, DAC × 2, I2S × 2
- Bluetooth 6.0/BLE Audio
- IEEE 802.15.4
- CM55 with Helium, 200MHz
- HiFi Mini, 260MHz
- 928kByte SRAM
- 4MB/8MByte PSRAM
- External Flash
- 36 GPIOs (max)
- 2D/2.5D Image Engine
- JPEG Encoder and Decoder
- LCDC QSPI/OPI, SDR/DTR, 70MHz
- QSPI for SPI NAND, 100MHz
- Keybaord Scanner × 1
- Quadrature Decoder × 2
- Infrared Radiation × 1
- RTC × 1
- Timer × 12
- SPI master × 1, 50MHz
- SPI master × 2, 20MHz
- SPI slave × 1, 10MHz
- I2C × 3
- UART × 6
- Low Power Comparator × 1
- 4-channel, 12bits, 400ksps ADC
- SDIO × 2
- AMIC × 2, PDM × 4, DAC × 2, I2S × 2
Part Number Comparison
| Part Number | RTL8773GTP | RTL8773GTP-VA5 |
|---|---|---|
CPU | CM55 with Helium, 200MHz | CM55 with Helium, 200MHz |
DSP | HiFi mini, 260MHz | HiFi mini, 260MHz |
Flash | External | External |
MCM PSRAM | 8MB | 4MB |
A-MIC | 2 | 2 |
Audio DAC/SPK | 2 | 2 |
GPIO | 36 | 36 |
FMC/Quad SPI for NOR/NAND | 2 | 2 |
SDIO | 2 | 2 |
DC/Quad SPI for LCD | 1 | 1 |
2D/2.5D | Y | Y |
Package (mm) | QFN68, 7×7 | QFN68, 7×7 |
Applications
Learn about the typical application cases that the RTL8763G/RTL8773G series can be used to implement. Of course, there are more applications waiting for you to discover.
The solution uses a single-chip SoC as the core controller, integrating a power management unit (PMU) and providing diverse interfaces—including GPIO, I2C, SPI, SDIO, MIC, and DAC—for peripheral connectivity. It also supports Bluetooth for smartphone interconnection, forming a highly integrated smartwatch system solution.
The solution uses a single-chip SoC as the core controller, integrating a power management unit (PMU) and providing diverse interfaces—including GPIO, I2C, SPI, SDIO, MIC, and DAC—for peripheral connectivity. It also supports Bluetooth for smartphone interconnection, forming a highly integrated smartwatch system solution.
*Specific applications may can only be supported by certain chips
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