Data Sheet

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Table Of Contents

DATASHEET

TuyaSmartWi-Fi Module

1. Product Overview

TYAUX_J is a low power consumption module with built-in Wi-Fi connectivity

solution designed by Hangzhou Tuya Information Technology Co., Ltd. for serial

communication between 12V level and 3.3V level. The Wi-Fi Module consists of a highly

integrated wireless radio chip W302 I119UP1 and some extra flash that has been programed

with Wi-Fi network protocol and plenty of software examples. TYAUX_J in clude a ARM

CM4F, WLAN MAC, 1T1R WLAN, maximum frequency reaches 125MHz, 256K SRAM,

2M byte flash and various peripheral resources.

TYAUX_J is a

RTOS platform, embedded with all the Wi-Fi MAC and TCP/IP protocol

function examples, users can customize their Wi-Fi product by using these software examples.

1.1 Features

 Integrated low power consumption 32-bit CPU, also known as application processor

 Basic frequency of the CPU can support 125 MHz

 Supply voltage range: 12V

 Peripherals: 1 UART

 Wi-Fi connectivity:

 802.11 B/G/N20/N40

 Channel 1 to 11 @ 2.4GHz

 Support WPA/WPA2



Support Smart Config function for both Android and IOS d

evices

 Pass CE, FCC, SRRC certifications

 Operating temperature range: -20℃ to 85℃

1.2 Main ApplicationFields

 Intelligent Building

 Intelligent home, Intelligent household applications

 Healthy devices

 Industrial wireless control

 Baby monitor

 Webcam

 Intelligent bus

Summary of content (8 pages)

PAGE 1
DATASHEET TuyaSmartWi-Fi Module 1. Product Overview TYAUX_J is a low power consumption module with built-in Wi-Fi connectivity solution designed by Hangzhou Tuya Information Technology Co., Ltd. for serial communication between 12V level and 3.3V level. The Wi-Fi Module consists of a highly integrated wireless radio chip W302 I119UP1 and some extra flash that has been programed with Wi-Fi network protocol and plenty of software examples.
PAGE 2
DATASHEET 2. Dimensions and Footprint 2.1Dimensions TYAUX_J has 2 columns of Pins (2*7).The distance between each Pin is 2 mm. Size of TYAUX_J: 19.5mm(W)*35.5mm(L)*3.5mm(H) Figure 2.1 shows the dimensions of TYAUX_J. Figure 2.1. The dimensions of TYAUX_J 2.2 Pin Definition Table 1 shows the general pin attributes of TYAUX_J Table 1.
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DATASHEET PIN NO.
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DATASHEET 3. Electrical Characteristics 3.1 Absolute Maximum Ratings Table 3.1. Absolute Maximum Ratings PARAMETERS DESCRIPTION MIN MAX UNIT Ts Storage temperature -40 125 VCC Supply voltage -0.3 18 ℃ V Static electricity voltage (human model) TAMB-25℃ - 2 KV Static electricity voltage (machine model) TAMB-25℃ - 0.5 KV 3.2 Electrical Conditions Table 3.2.
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DATASHEET 3.4 Wi-Fi Receiving Current Consumptions Table 3.4. Wi-Fi RX currentcon sumption PARAMETERS MODE TYPICAL UNIT IRF CPU sleep 90 mA IRF CPU active 120 mA 3.5 Working Mode Current Consumptions Table 3.5.
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DATASHEET 5. Antenna Information 5.1 Antenna Type Antenna can be connected using On-board PCB antenna. 5.2 Reduce Antenna Interference While using the On-board PCB antenna, in order to have the best Wi-Fi performance, it’s recommended to keep a minimum15mm distance between the antenna part and the other metal pieces.
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DATASHEET 6. Packaging Information And Production Guide 6.1 Mechanical Dimensions Figure 6.1. Top view of the module 6.2 Production Guide  The storage for the delivered module should meet the following condition: 1. The anti-moisture bag should be kept in the environment with temperature< 30℃ and humidity< 85% RH. 2. The expiration date is 6 months since the dry packaging products was sealed.  Cautions: 1. All the operators should wear electrostatic ringin the whole process of production. 2.
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DATASHEET FCC Statement Any Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.