SKU: SENS-4252
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Tuya XR3(xp8t) SMD 16x24mm Sensor Module - ARM Cortex-M4F, Wi-Fi 802.11 b/g/n, 2.7-5.5V

₹284.00 (Inclusive of all taxes)
Out of Stock

The Tuya XR3(xp8t) is a compact SMD Wi-Fi sensor module featuring an ARM Cortex-M4F MCU, 2MB Flash, and 384KB SRAM. Operating from 2.7V to 5.5V, it provides robust 802.11 b/g/n connectivity for IoT applications, compatible with Arduino, ESP32, Raspberry Pi, and industrial PLCs via its GPIO, UART, and ADC interfaces.

Features

  • ARM Cortex-M4F CPU with 2MB Flash ROM and 384KB SRAM for embedded processing.
  • Wi-Fi 802.11 b/g/n with WPA/WPA2 security and STA/AP/STA+AP modes.
  • Wide operating voltage range of 2.7V to 5.5V for flexible power supply integration.
  • Compact 16mm x 24mm SMD footprint with onboard 1.5dBi PCB antenna.
  • Supports Quick/Hotspot Connect for simplified Android/iOS device setup.

Out of stock

Description

The Tuya XR3(xp8t) module integrates a high-performance ARM Cortex-M4F microcontroller with comprehensive wireless connectivity. Its 2MB Flash and 384KB SRAM support complex firmware for sensor data acquisition, processing, and transmission over a secure Wi-Fi link. The module’s wide 2.7V to 5.5V input range accommodates various power sources, from battery packs to regulated DC supplies.

Engineered for reliable operation in diverse environments, the module supports a temperature range from -20°C to 85°C and features an integrated PCB antenna. Its peripheral set includes multiple GPIOs, UARTs, and ADC channels, enabling direct interfacing with analog and digital sensors for seamless integration into smart systems and industrial control networks.

Key Features

  • High-performance ARM Cortex-M4F core optimized for real-time embedded sensor applications.
  • Robust 802.11 b/g/n Wi-Fi transceiver with integrated MAC and baseband processor.
  • Flexible power architecture supporting 2.7V to 5.5V DC input for battery or line-powered designs.
  • Compact 16x24mm surface-mount form factor with ROHS-compliant construction.
  • Integrated 1.5dBi PCB antenna for simplified RF layout and reduced BOM cost.
  • Supports STA, AP, and concurrent STA+AP Wi-Fi modes for versatile network topologies.
  • Quick Connect and Hotspot Connect protocols streamline mobile app pairing and configuration.
  • Certified to CE, FCC, and SRRC standards for global regulatory compliance.

Applications

  • Smart home sensor nodes for temperature, humidity, and security monitoring.
  • Industrial wireless sensor networks for equipment condition and environmental data logging.
  • Portable healthcare devices for remote patient vitals monitoring and data transmission.
  • Agricultural IoT systems for soil moisture, climate, and irrigation control.
  • Asset tracking and logistics beacons with cloud connectivity.

Technical Specifications

Item TypeSensor Module
Manufacturer Part NumberXR3(xp8t)
Core ProcessorARM Cortex-M4F
Flash Memory2 MB
SRAM384 KB
Wireless StandardWi-Fi 802.11 b/g/n
SecurityWPA/WPA2
Operating Voltage2.7V to 5.5V DC
Wi-Fi ModesSTA, AP, STA+AP
AntennaOnboard 1.5dBi PCB Antenna
Operating Temperature-20°C to 85°C
Dimensions (L x W)24mm x 16mm
CertificationsCE, FCC, SRRC
Interface SupportGPIO, UART, ADC

Frequently Asked Questions

What is the operating voltage range for the Tuya XR3 module?

The Tuya XR3(xp8t) module operates from a wide DC input range of 2.7V to 5.5V. This flexibility allows it to be powered directly from 3.3V or 5V logic systems, lithium battery packs (e.g., 3.7V LiPo), or regulated DC power supplies, simplifying integration into various electronic designs.

What wireless connectivity and security does this module support?

This module features a fully integrated 2.4GHz 802.11 b/g/n Wi-Fi transceiver. It supports common Wi-Fi modes including Station (STA), Access Point (AP), and concurrent STA+AP. For network security, it implements WPA and WPA2 Personal encryption protocols to ensure secure data transmission in IoT applications.

How do I program or interface with the XR3 module's microcontroller?

The module's ARM Cortex-M4F core is accessible via its provided GPIO, UART, and ADC pins. Development typically involves using Tuya's provided SDK or compatible embedded frameworks to write firmware that handles sensor data acquisition, processing, and Wi-Fi communication. The 2MB Flash provides ample space for application code and file systems.

Does the module include an antenna, and what is its form factor?

Yes, the module includes an integrated 1.5dBi gain PCB trace antenna, eliminating the need for an external antenna in many applications. The module itself is a compact surface-mount device (SMD) measuring 16mm by 24mm, making it suitable for space-constrained PCB designs in portable or miniaturized devices.

Package Includes

  • 1 x Tuya XR3(xp8t) SMD Sensor Module

Additional Information

Weight 0.01 kg
Dimensions 2.4 × 1.6 cm