RTL8763B Series
Datasheet Preliminary
Bluetooth 5 Dual Mode SOC
3
Track ID: JATR-8275-15 Rev. 093
RF
Supports TX +10dBm (typ.) maximum output
power for Bluetooth classic
Supports TX +10dBm (typ.) maximum output
power for Bluetooth BLE
Supports TX +4dBm (typ.) maximum output
power for Bluetooth BLE low power TPM
mode
Receive sensitivity: -94dBm (2Mbps EDR)
Receive sensitivity: -97dBm (BLE)
Receiver sensitivity: -106.5dBm (125K BLE
long range)
Single-end TX/RX RF port without matching
component required (when TX power is
below +4dBm and using PIFA type PCB
antenna)
Crystal oscillator with built-in integrated
capacitor for clock offset digital tuning
(0~20pF), could save 2-compensation CL cap
following Realtek design guidelines
MCU
32-bit ARM Cortex-M4F Processor
Supports hardware Floating Point Unit (FPU)
Supports Memory Protect Unit (MPU)
Supports SWD debug interface
Executed external SPI flash
4-way association cache controller
DSP Audio Processing
Enhanced Tensilica Hi-Fi-mini compatible
24-bit DSP core
2 single-cycle MACs: 24 x 24-bit multiplier
and 56-bit accumulator
Supports G.711 A-Law, µ-Law,
continuous-variable-slope-delta (CVSD) and
mSBC voice codecs
Supports 8/16 kHz 1/2-mic noise suppression
and echo cancellation
Packet Loss Concealment (PLC) for voice
processing
SBC, and AAC-LC audio codecs supported
for BT audio streaming
Audio Codec
Dual operation voltage range 2.8V and 1.8V
Supports cap-less, single-ended, and
differential mode at the DAC path
Supports 16ohm and 32ohm speaker loading
Stereo 24-bit digital-to-analog (DAC) with
102dBA SNR
Stereo 24-bit analog-to-digital (ADC) with
97dBA SNR
5-band configurable EQ at both DAC/ADC
paths
Sampling rates of 8, 16, 32, 44.1, 48, 88.2,
and 96kHz are supported.
Built-in MIC bias generator
Digital Audio Interface
Supports two PDM digital MIC inputs
Supports 24-bit, 192kHz on I2S digital audio
Sampling frequency
8/16/32/44.1/48/88.2/96/176.4/192kHz
Radio
Compliant with Bluetooth Core Specification
including BR/EDR/LE-1M/LE-2M/LE-Coded
(LongRange)
Fully integrated balun and synthesizer
minimizes external components.
RF circuit design minimizes
power-consumption while keeping excellent
performance
PMU
Highly integrated PMU design for the system
application
