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2181R-IA

WiFi Single-band 1X1 802.11b/g/n IOT Module IOT Hardware IOT Devices IOT Water Meter
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Product description

Features

CMOS MAC, Baseband PHY, and RF in the module for 802.11b/g/n compatible WLAN

Complete 802.11n solution for 2.4G band

150Mbps receive PHY rate and 150Mbps transmit PHY rate using 40MHz bandwidth

802.11b/g/n compatible WLAN

802.11e QoS Enhancement(WMM)

802.11i(WPA,WP2). Open, shared key, and pair-wise key authentication services

WiFi Direct support

Light Weight TCP/IP protocol

802.11n OFDM

One Transmit and one Receive path(1T1R)

20MHz and 40MHz bandwidth transmission

Short Guard Interval(400ns)

Maximum data rate 54Mbps in 802.11g and 150Mbps in 802.11n

Host Interface:

  2 X UART/2 X I2S
  1 X I2C
  4 X SPI
  8 X PWM
  1 X SDMMC
  1 X USB2.0

Applications

Smart Home/Smart City/Smart Transportation System/Smart Watch/Smart Lighting/Smart Wearable/Shared Devices

Block Diagram

Parameters

Model No 2181R-IA Main Chipset RDA5981
Interface Uart/SPI WiFi Standard IEEE802.11 b/g/n
Data Rate 150Mbps Certification RoHS,REACH
RF Antenna PCB Antenna OS Supported With MCU
Operating Frequency 2.4G: 2.400 GHz~2.497 GHz Operating Voltage 3.3V
Storage 8Mbit SPI flash RAM 128K Bytes SRAM
Demnsion L22.5 * W13.0 * T2.1mm RF Chain 1T1R
Operating Temperature -30°C to 85°C Storage Tempeature -40°C to 125°C

Demensions

 
 
 
Key Words: IOT Hardware IOT Devices IOT Water Meter
Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待

Download

Please download the specification from Download Center