Wireless (Tier-1 RF Performance)

• Bluetooth® Specification v5.0
• Bluetooth® Low Energy 1 and 2Mbps
• Bluetooth® Long Range 500/125Kbps
• Zigbee 3.0 / IEEE 802.15.4
• Support Wi-Fi/Bluetooth/Zigbee coexistence
• 2.4 GHz RF transceiver
• Integrated RF balun, PA/LNA

Microcontroller 

• 32-bit RISC CPU with FPU
• L1 cache
• RTC timer up to One year
• 64b and 32b general purpose timers
• Eight DMA channels
• Dynamic-Frequency from 1MHz to 144MHz
• JTAG development support
• XIP QSPI Flash support
• XIP QSPI pSRAM support

Memory

• 132KB RAM
• 192KB ROM
• 1Kb eFuse
• Embedded Flash (Optional)
• Embedded pSRAM (Optional)

Security (Complete Security features)

• Secure boot ; Secure debug
• XIP QSPI On-The-Fly AES Decryption (OTFAD)
• AES 128/192/256
• MD5, SHA-1/224/256
• TRNG (True Random Number Generator)
• PKA (Public Key Accelerator)

Peripherals

• USB2.0 FS device interface
• IR remote control interface
• Ethernet RMII interface
• SPI master/slave
• Two UART (Support ISO 17987) 
• I2C master
• I2S master/slave
• Five PWM channels
• Quadrature decoder
• Key-Scan interface
• 12-bit general ADC
• 10-bit general DAC
• PIR (Passive Infra-Red) detection
• 15 (BL702) or 23 (BL704) or 31 (BL706) GPIOs

Power (Ultra-low Power modes)

• Off
• Hibernate (RTC/GPIO wakeup)
• Power Down Sleep (Flexible retention)
• Active

Clock

• Support XTAL 32MHz
• Support XTAL 32/32.768KHz
• Internal RC 32KHz & 32MHz oscillator
• Internal System PLL & Audio PLL

Package Type

• QFN32 (BL702)
• QFN40 (BL704)
• QFN48 (BL706)