Key Features
 Bluetooth 5.0 BR/EDR/BLE Proprietary
double-mode RF SOC
 Very Low Power Consumption
 10nA shut down mode (external interrupts)
 800nA sleep mode (32kHz RC OSC, sleep
timer and register ON)
 2.1uA retention mode (32kHz RC OSC, sleep
timer, 2k retention memory and register ON)
 Rx peak current w/o DCDC
 16mA in BLE/2.4G mode
 17mA in EDR mode
 Tx peak current w/o DCDC @ -2dBm
 22mA in BLE/2.4G mode
 23mA in EDR mode
 Rx peak current with DCDC
 6.75mA in BLE/2.4G mode
 7.25mA in EDR mode
 Tx peak current with DCDC @ -2dBm
 16.5mA in BLE/2.4G mode
 17mA in EDR mode
 <25uA avg, 500ms sniff hold connection
 2.4GHz Transceiver
 Single-end RFIO
 -95dBm in BLE mode
 support 250kbps, 1/2/3Mbps data rates
 Tx Power upto +9dBm
 Audio Function
 Mic PGA 0-18dB,3dB per step
 16-bits ADC
 2x16Bit DAC, Stereo
 Audio SNR: ADC 88dB; DAC 92dB
 Oscillators
 16M/24M/32M XTAL supported (default
24M)
 40M RC oscillator
 Low Jitter 20K RC oscillator
 Dual Core Digital Architecture
 ARM Cortex-M0 Core for application
 DataRAM 16kB+Cache 16kB
 CPU clock speed 48Mhz
 32bit-Risc Core for link management
 80kB code ROM and 64Kbit OTP
 8kB patch RAM and 8kB dataRAM
 All RAMs can be set to retention mode
 Arithmetic Accelerators [Accuracy : (sign, 15b.16b)]
 sin/cos/tan/sin-1
/cos-1
/tan-1
/ multi/div/sqrt
 Analog Peripherals
 8 channel ADC with 10 bit accuracy/3Msps
 Digital Peripherals
 Two-wire Master (I2C compatible), upto
400kbps; UART(RTS/CTS) with HCI-H5
protocol, upto 3.25Mbps; SPI Master, upto
24Mbps and internal QSPI connected 4Mbit
Flash
 ISO7816
 AES256 HW encryption
 LED drive capability
 PWM
 20x8 key scan
 3 axis Q-decoder
 USB2.0 fullspeed,4Eps