E62-433T Series Product Overview

The E62-433T Series is an industrial-grade full-duplex wireless data transmission module launched by Chengdu Ebyte. Operating in the 425~450.5MHz ISM band (default 433MHz), it supports a wide voltage supply range of 3.3~5.5V and functions reliably in temperatures from -40℃ to +85℃. Leveraging Time Division Duplex (TDD) and Frequency Hopping Spread Spectrum (FHSS) technologies, combined with Forward Error Correction (FEC) algorithms, the series delivers stable, high-speed data transmission even in complex electromagnetic environments. It is widely used in industrial automation, security monitoring, wireless remote control, and other fields.

Core Features & Technical Highlights

  1. Full-Duplex & FHSS Technology

    • TDD Time Division Duplex: Enables simultaneous data transmission and reception without waiting. At an air rate of 64kbps, it supports full-duplex continuous transmission for serial baud rates of 9600bps or lower, with latency as low as 1ms.

    • FHSS Frequency Hopping Spread Spectrum: Supports automatic synchronization across 52 frequency points (users can customize hopping quantity and sequence). Its anti-interference capability is significantly superior to traditional fixed-frequency modules, making it ideal for dense multi-device communication scenarios.

  2. High-Performance Transmission & Anti-Interference Design

    • Adjustable Transmit Power: Built-in PA+LNA with software-adjustable power levels (21~30dBm). Maximum transmit current is 640mA, and receive sensitivity reaches -110dBm (at 64kbps air rate).

    • FEC Forward Error Correction: Enabled by default to reduce bit error rate. Disabling FEC increases transmission speed but weakens anti-interference, allowing flexible configuration based on application needs.

  3. Flexible Configuration & Expansion

    • Two Working Modes: Switch between Transmission Mode (Mode 0) and Configuration Mode (Mode 1) via the M0 pin. In Configuration Mode, users can modify serial parameters (e.g., frequency, baud rate, power) at 9600bps.

    • Customizable Parameters: Supports programming of air rate (16k~128kbps), hopping ID, channel count, etc. Continuous register address allocation simplifies integration with complex systems.

  4. Industrial-Grade Reliability

    • Full Isolation Design: Independent isolation for power supply, IO, and RS485 interfaces, with ESD, lightning surge, and fast transient burst protection up to EMC Level 3.

    • Wide Temperature & Voltage Range: Operates stably from -40℃ to +85℃ with 3.3~5.5V power supply (optimal output power at ≥5V). Ultra-low sleep current (μA-level) makes it suitable for battery-powered applications.

Technical Specifications (E62-433T30D as Example)

Category

Parameters

Operating Band

425~450.5MHz (ISM band)

Transmit Power

21~30dBm (software-adjustable,default30dBm)

Air Rate

16k/32k/64k/128kbps (user-programmable)

Receive Sensitivity

-108~-110dBm (at 64kbps air rate)

Interfaces

UART (TTL level,compatible with 3.3V/5V),SMA-K antenna connector

Power Consumption

Transmit:640mA;Receive:40mA;Sleep:μA-level

Dimensions

Through-hole:37×60mm;SMD:17×30mm (varies by model)

Application Scenarios

  • Industrial Automation: PLC remote IO expansion, sensor data acquisition, production line equipment status monitoring.

  • Security & Monitoring: Wireless camera data backhaul, access control system signal transmission.

  • Wireless Remote Control: UAVs, industrial robots, smart home remote control.

  • Medical & IoT: Portable medical device data transmission, environmental monitoring sensor networking.

Model Selection & Core Advantages

The E62-433T Series includes multiple models with key differences as follows:

Model

Package

Transmit Power

Test Distance

Antenna Interface

E62-433T20S

SMD

20dBm

1km

IPEX/Stamp Hole

E62-433T20D

Through-hole

20dBm

1km

SMA-K

E62-433T30D

Through-hole

30dBm

3km

SMA-K

Core Advantages:

  • Plug-and-Play: Transparent transmission requires no modification to user protocols, reducing development costs.

  • Strong Anti-Interference: Combined FHSS + FEC technology ensures a low bit error rate (≤10⁻⁶).

  • Flexible Networking: Supports multi-module networking with customizable hopping IDs and channels to avoid co-channel interference.