M4211LT1 1T1R 802.11b/g/n WiFi IoT Module

Introduction

The BL-M4211LT1 low power consumption IoT module is designed base on AiW4211L, which is a highly integrated, high performance, and low cost 1T1R IEEE802. 11 b/g/n internet of thing (IoT) module. It supports 20 MHz standard bandwidth and 5 MHz/10 MHz narrow bandwidth, provides the highest PHY rate up to 72.2Mbps.  This module integrates a high-performance 32-bit microprocessor, supports UART, SDIO2.0 slave interfaces with clock frequency up to 50 MHz for device communication. BL-M4211LT1 is applicable to smart home appliances, intelligent lock, low-power cameras, switch buttons and other smart wireless devices.

Features          

• Operating Frequencies: 2.4~2.4835GHz

• IEEE Standards: IEEE 802.11b/g/n

• Wireless PHY rate can reach up to 72.2Mbps

• Embedded SRAM:352KB

• Embedded Flash : 2MB

• Provides variety of peripheral interfaces including SDIO,UART,I2S, I2C, SPI, PWM, ADC

• Connect to the external antenna through half hole pad

• Main Power Supply: DC3.3V±0.2V ;I/O power voltage VDIO DC 3.3V±0.2V or 1.8V±0.1V

Block Diagram

General Specifications

Module Name	BL-M4211LT1
Chipset	AiW4211L
WLAN Standards	IEEE802.11b/g/n/, 1T1R, 2.4G, 72.2Mbps
Host Interface	SDIO
Antenna	Connect to the external antenna through half hole pad
Dimension	12*12*2.1mm (L*W*H)
Power Supply	DC 3.3V±0.2V @ 450 mA (Max) main power DC 3.3V±0.2V or 1.8V±0.1V I/O power
Operation Temperature	-40℃ to +85℃
Operation Humidity	10% to 95% RH (Non-Condensing)

Product Dimension

Module dimension: 12*12*2.1mm(L*W*H; Tolerance: ±0.15mm)

Package Dimensions

Package specification:

1. 1,000 modules per roll and 5,000 modules per box.

2. Outer box size: 37.5*36*29cm.

3. The diameter of the blue environment-friendly rubber plate is 13 inches, with a total thickness of 28mm 

    (with a width of 24mm carrying belt).

4. Put 1 package of dry agent (20g) and 1 humidity card in each anti-static vacuum bag.

5. Each carton is packed with 5 boxes.