Data Sheet

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TYAUX_FDATASHEET

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 h

old applications

 Healthy devices

 Industrial wireless control

 Baby monitor

 Webcam

 Intelligent bus

Summary of content (9 pages)

PAGE 1
TYAUX_F DATASHEET 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.
PAGE 2
TYAUX_F DATASHEET 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 Table 1. The typical pin definition of TYAUX_F PIN NO. NAME TYPE DISCREPTION 1 GND P Ground 2 VD33 P Supply voltage (3.
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TYAUX_F DATASHEET 7 A_12 I/O GPIOA_12, hardware PWM 8 A_5 I/O GPIOA_5, hardware PWM 9 A_19 I/O GPIOA_19 10 A_22 I/O GPIOA_22 11 A_30 I/O UART_Log_TXD(used to print module's internal information) 12 A_29 I/O UART_Log_RXD (used to print module's internal information) Note: P: Power supply pins; I/O: Digital input or output pins; AI: Analog input.
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TYAUX_F DATASHEET 3. Electrical Characteristics 3.1 Absolute Maximum Ratings Table 3.1. Absolute Maximum Ratings PARAMETERS DESCRIPTION MIN MAX UNIT Ts Storage temperature ‐40 105 ℃ VCC Supply voltage 3.0 3.6 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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TYAUX_F DATASHEET 3.4 Wi-Fi Receiving Current Consumptions Table 3.4. Wi-Fi RX current consumption 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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TYAUX_F 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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TYAUX_F DATASHEET 6. Packaging Information And Production Guide 6.1 Mechanical Dimensions Figure 6.1.
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TYAUX_F DATASHEET 6.2.PCB Recommended Package 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.
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TYAUX_F 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.