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 RTL8710BN and some extra flash that has been programed with Wi-Fi network protocol and plenty of software examples. TYAUX_J in cludea 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
+181dBm output power Support SmartConfig 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: 37.8mm(W)*21.7mm(L)*4.8mm(H) Figure 2 shows the dimensions of TYAUX_J. Figure 2.1. The dimensions of TYAUX_J 2.2 Pin Definition Table 1 shows the generalpin attributes of TYAUX_J Table 1. The typical pin definitionof 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 MIN
-40
-0.3
-
MAX 125 18 2 UNIT V KV TAMB-25
-
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
+18.12dBm
+18.89dBm
+18.72dBm
+18.85dBm 287 255 244 220 UNIT mA mA mA mA DATASHEET 3.4 Wi-Fi Receiving CurrentConsumptions Table 3.4. Wi-Fi RX currentconsumption PARAMETERS IRF IRF MODE CPU sleep CPU active TYPICAL 90 120 UNIT mA mA 3.5 Working Mode CurrentConsumptions WORK MODE AT TA=25 TYPICAL MAX* UNIT Table 3.5. The module working currentconsumption EZ Mode Standby Mode TYAUX-F is under EZ paring mode, Wi-Fi indicator light flashes quickly TYAUX-F is connected, Wi-Fi indicator light is on 60 115 Operation Mode TYAUX-F is connected, Wi-Fi indicator light is on 118 34 Disconnection Mode TYAUX-F 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 dependingon 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 2.400GHz 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 connectedusing On-board PCB antenna. 5.2 Reduce Antenna Interference While using the On-board PCBantenna, 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 withtemperature< 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 DrawingRecommended furnace temperature curve DATASHEET FCC Statement 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. Caution: Changes or modifications to this unit 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:
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. Information for the OEM Integrators This device is intended for OEM integrators only. Please see the full grant of equipment document for restrictions. Label Information to the End User by the OEM Integrators If this certified module is installed inside the host device, then the outside of the host must be labeled with Contains FCC ID: 2ANDL-TYAUX-J. To satisfy FCC RF exposure requirements, a separation distance of 20 cm or more should be maintained between the antenna of this device and persons during device operation. To ensure compliance, operations at closer than this distance is not recommended