RLX COMPONENTS s.r.o. , Electronic Components Distributor.
RLX COMPONENTS s.r.o. , Electronic Components Distributor.
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-generation RF Chip, Sub-GHz/2.4GHz LoRa (WS-33928) LF
WS-33928
17,10 €
13.90 € bez DPH
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-generation RF Chip, Sub-GHz/2.4GHz LoRa (WS-33928) LF
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-generation RF Chip, Sub-GHz/2.4GHz LoRa (WS-33928) LF
- Part No.:ESP32-S3-LR1121-LF
- LF: 410 ~ 510MHz
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-generation RF Chip, Supports Sub-GHz/2.4GHz LoRa Wireless Communication, Options For Frequency Band, USB Port Adapter Board Optional
ESP32-S3 LoRa Development Board
Integrates the LR1121 Third-generation RF Chip, Options for LF/HF frequency band
Version Options
HF version, 850 ~ 930MHz frequency
Applicable to Europe, North America and Oceania
ESP32-S3-LR1121-HF
Standard version
ESP32-S3-LR1121-HF-Kit
ESP32-S3-LR1121-HF + USB port adapter
board + FFC cable
LF version, 410 ~ 510MHz frequency
Applicable to Europe, Asia
ESP32-S3-LR1121-LF
Standard version
ESP32-S3-LR1121-LF-Kit
ESP32-S3-LR1121-LF + USB port adapter
board + FFC cable
- Supports LoRa 2.4G for global wireless connectivity with extended range and lower power consumption.
- Please select the frequency version according to the local radio regulations before placing order.
Board specifications
- Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
- Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) to meet diverse wireless needs
- Built in 512KB Static RAM and 384KB ROM, with onboard 4MB Flash and 2MB PSRAM
- Castellated module allows soldering direct to carrier boards
- Onboard rich peripheral interfaces including 4 × SPI, 2 × I2C, 3 × UART, 2 × I2S, and 2 × ADC, etc.
- Based on the third-generation low-power LoRa transceiver LR1121
- Supports Sub-GHz (150MHz ~ 960MHz), S-band (1.9GHz ~ 2.1GHz), and 2.4GHz ISM frequency bands
- Connects to the cloud via LoRa or LoRaWAN protocol through a gateway, enabling low-power wide-area networking (LPWAN)
- Supports LoRa, (G)FSK, and LR-FHSS modulation schemes, compatible with SX126X/SX127X series for easy product upgrades
- Integrates AES-128 encryption engine to enhance data security
- Onboard TCXO crystal oscillator ensures frequency stability under extreme temperature conditions
- Suitable for IoT applications such as industrial telemetry, smart home, environmental monitoring, and remote data acquisition
- Comes with online resources and manual (example in C) for easy development and rapid application
Product Specifications
| Version | ESP32-S3-LR1121-LF | ESP32-S3-LR1121-HF |
|---|---|---|
| RF chip | LR1121 | |
| Frequency range | LF: 410 ~ 510MHz | HF: 850 ~ 930MHz |
| 2000MHz ~ 2500MHz | ||
| emitting power | -9dBm ~ 22dBm at Sub-GHz band -18dBm ~ 13dBm at ISM band |
|
| emitting current | 87.7mA at 22dBm 52.7mA at 13dBm |
111.2mA at 22dBm 49.6mA at 13dBm |
| Modulation | LoRa / (G)FSK / LR-FHSS | |
| Antenna Protection | TVS protection | |
| Connector | castellated edge / solder holes, pitch 2.54mm | |
| Data rate | LoRa: 0.091Kbps ~ 62.5Kbps (G)FSK: 0.6Kbps ~ 300Kbps |
|
| Typical Range | Sub-GHz band: 5KM ISM band: 2KM |
|
| Spreadind factor | SF5 ~ SF12 | |
| Receiver sensitivity | -127dBm at Sub-GHz band, SF=7, CR4_5, BWL=125KHz -111dBm at ISM band, SF=7, CR4_5, BWL=800KHz |
|
| Antenna Interface | IPEX-1 connector | |
| Operating temperature | -40℃ ~ 85℃ | |
| Dimensions | 21.00 × 41.00 (mm) | |
Supports C/C++
Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started
Compact size, Separate adapter board design
Castellated holes with immersion gold design, highly integrated packaging. Adapting USB Type-C port via adapter board, easy to embed into various product applications
Based on ESP32-S3, Designed
for AIoT market
for AIoT market
Equipped with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz, with Powerful AI Computing Performance and Security Encryption Mechanism
21 × multi-function GPIO pins
The ESP32 series allows flexible mapping of peripheral signals such as UART, SPI, I2C, and PWM to almost any GPIO pin via the GPIO matrix
Comes with LoRa Antenna
connecting with the Antenna via onboard IPEX connector
Application Examples
Combined with Meshtastic to enable Mesh networking communication
between multiple devices without an Internet connection
Industrial environment, smart home and data acquisition
outline dimensions
Balenie Obsahuje / Package Content
ESP32-S3-LR1121-LF
- ESP32-S3-LR1121-LF x1
- IPEX 1 to SMA adapter cable x1
- 2DB SMA antenna x1
- 2.4G antenna x2
WS-33928
Špecifické referencie
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-generation RF Chip, Sub-GHz/2.4GHz LoRa (WS-33928) LF
ESP32-S3 LoRa Development Board, Integrates LR1121 Third-generation RF Chip, Sub-GHz/2.4GHz LoRa (WS-33928) LF
17,10 €
13.90 € bez DPH