Features
Wi-Fi
• IEEE 802.11 b/g/n 1x1 compliant
• Supports 20 MHz channel
• STBC supported
• Working mode STA, AP, Direct
• Concurrent AP + STA
• TX power up to +19 dBm
• RX sensitivity -99 dBm
Bluetooth Low Energy
• Bluetooth 5.2 Low Energy (LE)
• Supports Bluetooth Low Energy 1 Mbps, 2 Mbps, and long range (125 kbps and 500 kbps)
• Advertising extensions
• Bluetooth direction finding: Angle of Arrival (AoA) and Angle of Departure (AoD)
• Supports an antenna array with up to 16 antennas for precise positioning
Core
• 32-bit MCU at up to 160 MHz
• UART Flash download
• JTAG debug interface
Memory
• SiP Flash: 1 MB, 2 MB, or none
• 288 KB RAM
• 4-byte eFuse
Clock Management
• External oscillator: 26 MHz crystal oscillator (XTALH)
• Internal oscillator: 26–160 MHz digitally controlled oscillator (DCO), 32 kHz ring oscillator (ROSC)
• 480 MHz DPLL
Power Management
• 2.7 to 3.6 V VBAT supply
• On-chip Power-On Reset (POR) and Brown-Out Detector (BOD)
• Embedded LDO regulators
• Low power consumption:
- Active mode RX: 30 mA
- Normal sleep mode: 300 μA
- Low-voltage sleep mode: 75 μA
- Shutdown mode: 0.5 μA