Wi-Fi(Wireless fidelity) Module

Wi-Fi(Wireless fidelity) Module


  • IEEE® 802.11 b/g/n 20 MHz (1x1) solution
  • Single spatial stream in 2.4 GHz ISM band
  • Integrated Transmit/Receive switch
  • Integrated PCB antenna or u.FL micro co-ax connector for external antenna
  • Superior sensitivity and range via advanced PHY signal processing
  • Advanced equalization and channel estimation
  • Advanced carrier and timing synchronization
  • Wi-Fi® Direct (supported till firmware release 19.5.2)
  • Soft-AP support
  • Supports IEEE 802.11 WEP, WPA, WPA2 security
  • Support Enterprise security with WPA/WPA2 (802.1X)

                – EAP-TLS

                – EAP-PEAPv0/1 with TLS

                – EAP-TTLSv0 with MSCHAPv2

                – EAP-PEAPv0/1 with MSCHAPv2

  • Superior MAC throughput via hardware accelerated two-level A-MSDU/A-MPDU frame aggregation and block acknowledgment
  • On-chip memory management engine to reduce host load
  • SPI host interface
  • Operating temperature range from -40°C to +85°C. RF performance at room temperature of 25°C with a 2-3 db change at boundary conditions
  • I/O operating voltage of 2.7V to 3.6V
  • Built-in 26 MHz crystal
  • Integrated Flash memory for system software
  • Power Save modes

                – 4 μA Power-Down mode typical at 3.3V I/O

                – 380 μA Doze mode with chip settings preserved (used for beacon monitoring)

                – On-chip low power sleep oscillator

                – Fast host wake-up from Doze mode by a pin or SPI transaction

  • Fast Boot options

                – On-chip boot ROM (Firmware instant boot)

                – SPI flash boot

                – Low-leakage on-chip memory for state variables

                – Fast AP re-association (150 ms)

  • On-chip Network stack to offload MCU

                – Integrated Network IP stack to minimize host CPU requirements

                – Network features TCP, UDP, DHCP, ARP, HTTP, TLS, and DNS

                – Hardware accelerators for Wi-Fi and TLS security to improve connection time

  • Hardware accelerator for IP checksum
  • Hardware accelerators for OTA security
  • Small footprint host driver

Image shown are just indicative