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TYJW2S-5V-BS Module Datasheet

Last Updated on : 2021-02-03 10:54:14download

TYJW2S-5V-BS is a Wi-Fi module with 5V TTL (transistor-transistor logic) UART series port interface designed by Tuya Smart. The module consists of a Wi-Fi module and some power level converter circuit, which have been programmed with Wi-Fi network protocol and plenty of software examples.

Overview

TYJW2S-5V-BS is an 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.

The block diagram of the TYJW2S-5V-BS:

TYJW2S-5V-BS Module Datasheet

Feature

  • Integrated low power consumption 32-bit CPU, also known as an application processor.

    The basic frequency can support 80MHz and 160MHz

  • Supply voltage range: 4.5V ~ 5.5V

  • Peripherals: 1*UART (TTL)

  • Wi-Fi connectivity:

    • 802.11 b/g/n
    • Channel 1-14@2.4GHz
    • Support WPA/WPA2
    • +20dBm output power in 802.11b mode
    • Support STA/AP/STA+AP operation mode
    • Support SmartConfig function for both Android and iOS devices
    • On-board PCB antenna, or IPEX connect for external antenna
    • Operating temperature range: -20℃ to 85℃

Main application fields

  • Smart building
  • Smart home and smart household applications
  • Health care
  • Industrial wireless control
  • Portable devices

Dimensions and footprint

Dimensions

TYJW2S-5V-BS has an interface of the PH-4AW connection port. The distance between each Pin is 2mm. The interface is a PH2.04-Y connector.

Size of TYJW2S-5V-BS:

  • Width: 42.6mm
  • Length: 31mm
  • Height: 9.1mm

The dimensions of TYJW2S-5V-BS:

TYJW2S-5V-BS Module Datasheet

Pin definition

The typical pin definition of TYJW2S-5V-BS:

Pin No. Name Type Description
1 RX I/O RX port, input 5V TTL
2 TX I/O TX port, output 5V TTL
3 GND P Ground
4 VCC P Supply Voltage 5V

Note:

  • S indicates the power supply pins.
  • I/O indicates the digital input or output pins.

Test point definition

The typical pin definition of TYJW2S-5V-BS:

Pin No. Name Type Description
5 3.3V P Internal 3.3V voltage pin
6 GND P Ground
7 BOOT I/O IO0 pin, firmware burning selection pin
8 TXD1 I/O Information print pin
9 RXD0 I/O Firmware burning pin
10 TXD0 I/O Firmware burning pin
11 RST I/O Reset pin
  • P indicates the power supply pins.
  • I/O indicates the digital input or output pins.
  • If I/O 0 is unconnected, the module is in normal working mode. If I/O 0 is at a negative level, the module is in firmware burning mode.
  • RST is used for module hardware reset, can not clear Wi-Fi connection information.

Note: These test points are not recommended for regular usage.

Electrical characteristics

Absolute maximum ratings

Parameter Description Min Max Unit
Ts Storage temperature -20 85
VCC (TYJW2S-5V) Supply voltage -0.3 5.5 V
Static electricity voltage (human model) TAMB-25℃ - 2 KV
Static electricity voltage (machine model) TAMB-25℃ - 0.5 KV

Electrical conditions

Parameter Description Minimum Typical Max Unit
Ta Working temperature -20 - 85
VCC (TYJW2S-5V) Working voltage 4.5 5 5.5 V
VIL IO negative level input -0.3 - VCC*0.25 V
VIH IO positive level input VCC*0.75 - VCC V
VOL IO negative level output - - VCC*0.1 V
VoH IO positive level output VCC*0.8 - VCC V
Imax IO drive current - - 5 mA

Wi-Fi transmitting current consumptions

Parameter Mode Rate Typical Unit
IRF 11b 11Mbps 260 mA
IRF 11g 54Mbps 100 mA
IRF 11n MCS7 100 mA

Wi-Fi receiving current consumptions

Parameter Mode Rate Typical Unit
IRF 11b 11Mbps 70 mA
IRF 11g 54Mbps 70 mA
IRF 11n MCS7 70 mA

MCU working mode current consumptions

Work mode AT TA=25℃ Typical Max Unit
EZ Mode Module is under EZ paring mode, Wi-Fi indicator light flashes quickly 90 436 mA
AP Mode Module is under AP paring mode, Wi-Fi indicator light flashes slowly 101 451 mA
Operation Mode Module is connected, Wi-Fi indicator light is on 58.5 411 mA
Disconnection Mode Modules is disconnected, Wi-Fi indicator light is off 156 430 mA

WLAN radio specification

Basic radio frequency characteristics

Parameter Description
Frequency band 2.400GHz to 2.4835GHz
Wi-Fi standard IEEE 802.11n/g/b (Terminal 1-14)
Data transmitting rate
  • 11b: 1,2,5.5,11 (Mbit/s)
  • 11g: 6,9,12,18,24,36,48,54 (Mbit/s)
  • 11n: HT20, MCS0~7
Antenna type On-board PCB Antenna (Default), UF.L RF external antenna (optional)

Wi-Fi transmitting power

Parameter Minimum Typical Max Unit
RF average output power, 802.11b CCK Mode 1M - 17 - dBm
RF average output power, 802.11g OFDM Mode 54M - 15 - dBm
RF average output power, 802.11n OFDM Mode MCS7 - 13 - dBm
The Frequency error - -10 - 10 ppm

Wi-Fi receiving sensitivity

Parameter Minimum Typical Max Unit
PER<8%, Receiving sensitivity, 802.11b CCK Mode 1M - -91 - dBm
PER<10%, Receiving sensitivity, 802.11g OFDM Mode 54M - -75 - dBm
PER<10%, Receiving sensitivity, 802.11n OFDM Mode MCS7 - -72 - dBm

Antenna

Antenna type

The antenna can be connected using an onboard PCB antenna or an external antenna; the default way is using the onboard PCB antenna. If an external antenna needed, please contact your account manager.

Reduce antenna interference

While using the onboard PCB antenna, in order to have the best Wi-Fi performance, it is recommended to keep a minimum 15mm distance between the antenna part and the other metal pieces.

U.FL RF connector

The physical parameter of the U.FL RF connector:

TYJW2S-5V-BS Module Datasheet

Packaging information and production guide

Mechanical dimensions

Top view of the module:

TYJW2S-5V-BS Module Datasheet

Note: the tolerance of PCB outline border is ±0.15mm, the tolerance of PCB thickness is ±0.1mm

Production guide

The storage for the delivered module should meet the following condition:

  • The anti-moisture bag should be kept in an environment with temperature < 30℃ and humidity < 85% RH.
  • The expiration date is 6 months since the dry packaging products were sealed.

Important:

  • All the operators should wear electrostatic ring in the whole process of production.
  • While operating, water and dirt should not have any contact with the modules.

Corresponding wire parameter

Wiring specification parameters:

TYJW2S-5V-BS Module Datasheet

TYJW2S-5V-BS Module Datasheet

Corresponding shell parameter

TYJW2S-5V-BS Module Datasheet TYJW2S-5V-BS Module Datasheet