Wi-Fi 6

• Wi-Fi 6, 802.11 b/g/n/ax, Single Band, 2.4 GHz, 20 MHz channel
• Bandwidth 86 Mbps (802.11ax MCS0-MCS7)
• 802.11ax 20 MHz non-AP STA mandatory features and optional features of individual Target Wakeup Time (iTWT), Broadcast TWT (bTWT)*, Intra PPDU power save*, SU extended range (ER). DL MU-MIMO, BFRP, NDP feedback up to 4 antennas
• Frequency: 2412 MHz – 2484 MHz
• Up to +17 dBm Transmit (Tx) power with integrated PA
• -96 dBm Receive (Rx) sensitivity
• Integrated Wi-Fi stack, TCP/IP stack, Bluetooth stack supporting wireless coexistence and Matter

Bluetooth Low Energy 5.4

• Bluetooth LE 1Mbps, 2Mbps, LR (125Kbps, 500Kbps) data rates
• 8 Peripheral and 2 Central connections*
• LR duty cycling*
• Transmit (TX) power up to +16.5 dBm with integrated PA

Wireless Certifications

• Wi-Fi Alliance, Bluetooth SIG
• USA (FCC), Canada (IC/ISED), MIC (Japan), etc. Compliance with the relevant EN standards including EN 300 328 v2.2.2 for conformity with the directives and regulations in the EU (CE) and UK (UKCA) (Contact Silicon Labs sales for more details).
  

MCU and Peripherals

• Microcontroller
  • ARM® Cortex®-M4 Processor with FPU subsystem up to 180 MHz 225 DMIPS performance
  • Integrated FPU, MPU, and NVIC
  • SWD and JTAG debug options
  • Internal and external oscillators with PLLs
  • Flash In-Application Programming (IAP), In-System Programming (ISP) and Over-the-Air Wireless Firmware Upgrade
  • Power on reset (POR) Brown-Out and Black-Out Detect (BOD) with separate thresholds
  • Matrix vector processor (MVP)
  • M4 has 2 dedicated QSPI controllers for PSRAM and Flash
• Analog Peripherals
  • 12-bit 16-ch, 5 Msps ADC, 10-bit DAC
  • 3x Op-amps 2x Comparators, IR detector and Temp Sensor
• Digital Peripherals
  • SDIO 2.0 Secondary
  • 1 x USART, 2 x UART, 4 x SPI, 3 x I2C, 2 x I2S, SI
  • Timers: 4 x 16/32-bit, 1 x 24-bit, WDT, RTC
  • Up to 43 GPIOs with GPIO multiplexer
• Memory
  • 672 kB embedded SRAM shared by ARM® Cortex® M4 and multi-threaded network wireless processor
    
  • Up to 2 MB embedded PSRAM. Support for external PSRAM up to 16 MB
  • Up to 8 MB embedded Flash. Up to 16 MB external Flash

Security

• WPA2 (Personal/Enterprise), WPA3 (Personal), TLS1.3
• Sevure Boot/OTA, PUF, TRNG, Secure Zone Key Storage, Secure Debug, Anti Rollback, Encrypted XiP, Secure Attestation
• HW Accelerators: AES-128/256, SHA-256/384/512, HMAC, RSA, ECC, ECDH, RNG, CRC, SHA-3, AES-GCM / CMAC, ChaCha-poly, TRNG

Operating Range

• Voltage: 1.65 V to 3.63 V
• Operating temperature: -40°C to +85°C  

Dimensions

• 16 mm x 21.1 mm x 2.3 mm

Development Environment

• Simplicity Studio v5, unified development platform
• VS Code