FCC ID: 2ANDL-TYAUXF Wi-Fi Module

TYAUX_FDATASHEET Tuya Smart Wi-Fi Module 1. Product Overview TYAUX_F is a low power consumption module with built-in Wi-Fi connectivity solution designed by Hangzhou Tuya Information Technology Co., Ltd. The Wi-Fi Module consists of a highly integrated wireless radio chip W302 I2E77P1 and some extra flash that has been programed with Wi-Fi network protocol and plenty of software examples. TYAUX_F include a ARM CM4F, WLAN MAC, 1T1R WLAN, maximum frequency reaches 125MHz, 256K SRAM, 2M byte flash and various peripheral resources. TYAUX_F 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: 3V to 3.6V Peripherals: 7 GPIO channels, 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 Application Fields Intelligent Building Intelligent home, Intelligent house hold applications Healthy devices Industrial wireless control Baby monitor Webcam Intelligent bus TYAUX_FDATASHEET 2. Dimensions and Footprint 2.1 Dimensions TYAUX_F has 2 columns of Pins (2*7).The distance between each Pin is 2 mm. Size of TYAUX_F: 17.7mm(W)*30mm(L)*3.6mm(H) Figure 2.1 shows the dimensions of TYAUX_F. Figure 2.1. The dimensions of TYAUX_F 2.2 Pin Definition Table 1 shows the general pin attributes of TYAUX_F PIN NO. 1 2 3 4 5 6 NAME TYPE Table 1. The typical pin definition of TYAUX_F DISCREPTION GND VD33 EN TX RX A_0 Ground Supplyvoltage(3.3V) Externalresetsingal(lowleveleffects) P P I/O I/O UART0_TXD I/O UART0_RXD I/O GPIOA_0, can notbepullupwhilebooting,canbeusedasGPIO whileinnormalworkingmode TYAUX_FDATASHEET 7 8 9 10 11 12 A_12 A_5 A_19 A_22 A_30 A_29 GPIOA_12,hardwarePWM GPIOA_5,hardwarePWM I/O I/O I/O GPIOA_19 I/O GPIOA_22 I/O I/O UART_Log_TXD(usedtoprintmodule'sinternalinformation) UART_Log_RXD(usedtoprintmodule'sinternalinformation) Note: P: Power supply pins; I/O: Digital input or output pins; AI: Analog input. TYAUX_FDATASHEET 3. Electrical Characteristics 3.1 Absolute Maximum Ratings Table 3.1. Absolute Maximum Ratings DESCRIPTION Storagetemperature Supplyvoltage TAMB25 MIN 40 3.0 MAX 105 3.6 2 UNIT V KV TAMB25 0.5 KV PARAMETERS Ts VCC Staticelectricityvoltage

(humanmodel) Staticelectricityvoltage

(machinemodel) 3.2 Electrical Conditions Table 3.2. Electrical Conditions PARAMETERS DESCRIPTION Ta VCC VIL VIH VOL VoH Imax Cpad Workingtemperature Workingvoltage IOlowlevelinput IOhighlevelinput IOlowleveloutput IOhighleveloutput IOdrivecurrent Inputcapacitor MIN 20 3.0 0.3 VDD*0.75 VCC*0.8 TYPICAL MAX 2 85 3.6 VDD*0.25 3.6 VDD*0.1 VCC 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

+22.00dBm

+24.06dBm

+23.05dBm

+22.76dBm 287 255 244 220 UNIT mA mA mA mA TYAUX_FDATASHEET 3.4 Wi-Fi Receiving Current Consumptions Table 3.4. Wi-Fi RX current consumption PARAMETERS IRF IRF MODE CPUsleep CPUactive TYPICAL 90 120 UNIT mA mA 3.5 Working Mode Current Consumptions WORKMODE ATTA=25 TYPICAL MAX* UNIT Table 3.5. The module working current consumption EZMode StandbyMode TYAUXFisunderEZparingmode,WiFi indicatorlightflashesquickly TYAUXFisconnected,WiFiindicatorlightison OperationMode TYAUXFisconnected,WiFiindicatorlightison TYAUXF is disconnected,WiFiindicatorlight Disconnection Mode isoff Note: peak continuous time is about 5us. 115 60 118 34 125 mA 209 198 192 mA mA mA The parameter shown above will vary depending on different firmware functions. 4. WLAN Radio Specification 4.1 Basic Radio Frequency Characteristics Table 4.1.Basic Radio frequency characteristics PARAMETERS Frequencyband WiFistandard Datatransmittingrate Antennatype 4.2Wi-Fi Receiving Sensitivity DESCRIPTION 2.412GHzto2.462GHz IEEE802.11n/g/b(Terminal111) 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 OnboardPCBAntenna Table 4.2. Wi-Fi Receiving sensitivity PARAMETERS PER<8%,Receivingsensitivity,802.11bCCKMode 11M PER<10%,Receivingsensitivity,802.11gOFDMMode 54M PER<10%,Receivingsensitivity,802.11nOFDMMode MCS7 MIN TYPICAL MAX UNI T dBm dBm dBm 91 75 72 TYAUX_FDATASHEET 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. TYAUX_FDATASHEET 6. Packaging Information And Production Guide 6.1 Mechanical Dimensions Figure 6.1. Top view of the module 6.2.PCB Recommended Package TYAUX_FDATASHEET Figure 6.3. PCB schematic Drawing 6.3 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 ring in the whole process of production. 2. While operating, water and dirt should not have any contact with the modules. 6.4 Recommended furnace temperature curve Figure 6.4. PCB Package Drawing Recommended furnace temperature curve TYAUX_FDATASHEET 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-TYAUXF,or Contains FCC ID: 2ANDL-TYAUXF, Any similar wording that expresses the same meaning may be used.

Company Name: Hangzhou Tuya Information Technology Co.,Ltd Add: Room701,Building3,More Center,No.87 GuDun Road,Hangzhou,Zhejiang,China Tel: +86-571-86581786 Fax: +86-571-86581786 E-mail: mikeshou@tuya.com FCC Confidential Authorization Date:2019-02-15 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2ANDL-TYAUXF To: whom it may concern, In accordance with Sections 0.457 and 0.459 of the Commissions Rules, Hangzhou Tuya Information Technology Co.,Ltd hereby requests long-term confidential treatment of information accompanying this application as outlined below:

The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Block Diagram Schematics Operation Description Sincerely Yours, Signature:

Typed or Printed Name: Xiaodong.Shou Title: General Manager

1 2 3 4 Company Name: Hangzhou Tuya Information Technology Co.,Ltd Add: Room701,Building3,More Center,No.87 GuDun Road,Hangzhou,Zhejiang,China Tel: +86-571-86581786 Fax: +86-571-86581786 E-mail: mikeshou@tuya.com Applicant FCCID:

Hangzhou Tuya Information Technology Co.,Ltd 2ANDL-TYAUXF Section15.212ModularTransmitters RequestforModularApproval RequestforLimitedModularApproval Requirements EUTConditions Comply(Y/N) SingleModularApprovalRequirements The radio elements of the modular transmittermusthavetheirownshielding. The physical crystal and tuning capacitors may be located external to the shielded radioelements. Refertoexternalphotos. This module does have shieldcover. Y The modular transmitter must have buffered modulation/data inputs (if such inputs are provided) to ensure that the comply with part 15 module will requirements under of excessivedataratesorovermodulation. conditions Y All inputs to the modules are buffered through logic ormicroprocessorinputs. RefertoSchematics. Y Y The Module uses the chip W302 I2E77P1 with built-in power management components, the module reted power is 3.3V power, Refer to schematics. The modular transmitter has a PCB antenna arrangement for Wi-Fi, Refer to internal photo. The modular transmitter must have itsownpowersupplyregulation. The modular transmitter must comply withtheantennaandtransmissionsystem requirements of 15.203, 15.204(b) and 15.204(c). The antenna must either be permanently attached or employ a unique all connectionsbetweenthemoduleandthe antenna, cable). The installation provision of professional 15.203 is not applicable to modules but can apply to limited modular approvals underparagraph(b)ofthissection. including antenna coupler the

(at 5 Y Themodulartransmitter isconnectedtothe controlledboardwhen testing. Pleaserefertosetup photo. part with The modular transmitter must be testedinastandaloneconfiguration, i.e., the module must not be inside another device during testing for compliance 15 requirements.Unlessthetransmitter module will be battery powered, it line must comply with the AC conducted requirements found in 15.207. AC or DC power lines and datainput/outputlinesconnectedto the module must not contain ferrites,unlesstheywillbemarketed withthemodule(see15.27(a)).The length of these lines shall be the lengthtypicalofactualuseor,ifthat length least 10 centimeterstoinsurethatthereisno coupling between the case of the module and supporting equipment. Any accessories, peripherals, or supportequipmentconnectedtothe module during testing shall be unmodified commercially available(see15.31(i)). is unknown, at and its modular transmitter installed must also If using a permanently affixed label, the must be labeled with own FCC identificationnumber,and,ifthe FCC identification number is not visible when the module is installed inside another device, then the outside of the device into which the module is display a label referring to the enclosed module.This exterior label can use wording such as following:ContainsTransmitterModule

''FCCID: 2ANDL-TYAUXFAny similarwording that expresses the same meaning may be used. The Granteemay either provide such a label, an example of which must be included the 6 Refertothelabel. Y in the application for equipment authorization, or, must provide adequateinstructionsalongwiththe module this requirement. In the latter case, a copy of these instructions must be included for equipmentauthorization. the application explain which in requirements transmitter must The modular comply with any specific rules or operating that ordinarily apply to a complete transmitter and the manufacturer must provide adequate instructions alongwiththemoduletoexplainany such requirements. A copy of these instructions must be included in the application equipment authorization. The modular transmitter must comply with any applicable RF exposure requirements in its final configuration. for 7 8 Sincerely Yours, Signature:

Typed or Printed Name: Xiaodong.Shou Title: General Manager Refertomanual Y The EUT comply with any applicable RF exposure requirements in its final configuration. Y

Company: Hangzhou Tuya Information Technology Co.,Ltd Add: Room701,Building3,More Center,No.87 GuDun Road,Hangzhou,Zhejiang,China Tel: +86-571-86581786 Fax: +86-571-86581786 FCC Authorization Date: 2019-02-15 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern:

We, Hangzhou Tuya Information Technology Co.,Ltd, the undersigned, Hereby authorizes Bay Area Compliance Laboratories Corporation to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratories Corp. on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature:

Typed or Printed Name: Xiaodong.Shou Title: General Manager QA-FR-170-B