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 devices 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 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. The typical pin definition of TYAUX_J DATASHEET NAME TYPE DISCREPTION GND TX RX VIN Ground P I/O UART0_TXD I/O UART0_RXD P Module 12V power input pin PIN NO. 1 4 5 12 Note: P: Power supply pins; I/O: Digital input or output pins;
DATASHEET 3. Electrical Characteristics 3.1 Absolute Maximum Ratings Table 3.1. Absolute Maximum Ratings DESCRIPTION Storage temperature Supply voltage TAMB-25 TAMB-25 MIN
-40
-0.3
-
-
MAX 125 18 2 UNIT V KV 0.5 KV PARAMETERS Ts VCC Static electricity voltage
(human model) Static electricity voltage
(machine model) 3.2 Electrical Conditions Table 3.2. Electrical Conditions PARAMETERS DESCRIPTION Ta VIN VIL VIH VOL VoH Imax Cpad Working temperature Working voltage IO low level input IO high level input IO low level output IO high level output IO drive current Input capacitor MIN
-20 4.5
-0.3 2.47
-
2.64
-
-
TYPICAL MAX
-
-
-
-
-
-
-
2 85 18 0.8 3.6 0.34 3.4 16
-
UNIT V V V V V mA pF 3.3 Wi-Fi Transmitting Current Consumptions Table 3.3. Wi-Fi TX current consumption PARAMETERS IRF IRF IRF IRF MODE 11b 11g 11 n-HT20 11n-HT40 RATE 1Mbps 6Mbps MCS0 MCS0 Transmittingpower TYPICAL
+21.89dBm
+22.15dBm
+21.27dBm
+21.03dBm 287 255 244 220 UNIT mA mA mA mA DATASHEET 3.4 Wi-Fi Receiving Current Consumptions Table 3.4. Wi-Fi RX currentcon sumption PARAMETERS IRF IRF MODE CPU sleep CPU active TYPICAL 90 120 UNIT mA mA 3.5 Working Mode Current Consumptions WORK MODE AT TA=25 TYPICAL MAX* UNIT Table 3.5. The module working currentcon sumption EZ Mode Standby Mode TYAUX_J is under EZ paring mode, Wi-
Fi indicator light flashes quickly TYAUX_J is connected, Wi-Fi indicator light is on 60 115 Operation Mode TYAUX_J is connected, Wi-Fi indicator light is on 118 34 Disconnection Mode TYAUX_J is disconnected, Wi-Fi indicator light is off Note: peak continuous time is about 5us. 125 mA 209 mA 198 192 mA mA The parameter shown above will vary depending on different firmware functions. 4. WLAN Radio Specification 4.1 Basic Radio Frequency Characteristics Table 41.Basic Radio frequency characteristics PARAMETERS Frequency band Wi-Fi standard Data transmitting rate Antenna type 4.2Wi-Fi Receiving Sensitivity DESCRIPTION 2.412GHz to 2.462GHz IEEE 802.11n/g/b (Terminal 1-11) 11b:1,2,5.5,11(Mbps) 11g:6,9,12,18,24,36,48,54(Mbps) 11n:HT20,MCS0~7 11n:HT40,MCS0~7 On-board PCB Antenna Table 4.2. Wi-Fi Receiving sensitivity PARAMETERS MIN TYPICAL MAX UNI T PER<8%, Receiving sensitivity, 802.11b CCK Mode 11M PER<10%, Receiving sensitivity, 802.11g OFDM Mode 54M PER<10%, Receiving sensitivity, 802.11n OFDM Mode MCS7
-
-
-
-91
-75
-72
-
-
-
dBm dBm dBm 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, its recommended to keep a minimum15mm distance between the antenna part and the other metal pieces. 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. While operating, water and dirt should not have any contact with the modules. 6.3 Recommended furnace temperature curve Figure 6.4. PCB Package Drawing Recommended furnace temperature curve DATASHEET FCC Statement Any Changes or modifications not expressly approved by the party responsible for compliance could void the users 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. FCC Radiation Exposure Statement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment .This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. FCC Label Instructions:
The outside of final products that contains this module device must display a label referring to the enclosed module. This exterior label can use wording such as: Contains Transmitter Module FCC ID: 2ANDL-TYAUXJ,or Contains FCC ID: 2ANDL-TYAUXJ, Any similar wording that expresses the same meaning may be used.