Ai-Thinker Ra-09H LoRaWAN Module

Description

Ai-Thinker Ra-09H LoRaWAN Module The Ai-Thinker Ra-09H LoRaWAN Module is a state-of-the-art solution engineered for long-range, low-power wireless communication, making it an excellent choice for Internet of Things (IoT) applications. Powered by the STM32WLE5CCU6 chip from STMicroelectronics, this module integrates a 32-bit Arm® Cortex-M4 processor operating at 48MHz, coupled with 256KB of Flash memory and 64KB of SRAM. This robust combination ensures efficient processing capabilities while maintaining exceptional energy efficiency, critical for battery-operated devices in remote or distributed networks. Features: SMD- 48 package. Supported frequency bands: 803MHz- 930MHz. Working voltage is 3.3V, theoretical maximum transmit power +22dBm. High sensitivity: -140dBm @125K H z SF12. Support spreading factor SF5/SF6/SF7/SF8/SF9/SF10/SF11/SF12. Embedded memory, 256KB FLASH, 64KB RAM. Support LoRa/(G)FSK/BPSK/(G)MSK modulation. The antenna interface is a half-hole pad and IPEX connector, which supports a variety of external antenna connection methods and Support more solution selections. supports more solution selections. Specifications: Specification Details Module Model Ra-09H Package SMD-48 Size 18mm × 18mm × 2.6mm (±0.2) mm Antenna Form Compatible with half-hole pad / IPEX connector Frequency Range 803–930 MHz Operating Temperature -40°C ~ 85°C Storage Environment -40°C ~ 125°C, < 90% RH Power Supply Range Voltage: 1.8V–3.6V, Current >500mA Supported Interfaces UART/GPIO/ADC/DAC/I2C/I2S/SPI/PWM IO Count 24 Serial Port Speed 110–4,608,000 bps (Default: 9600 bps) Crystal Frequency 32MHz Flash Memory 256 KB Transfer Protocol LoRaWAN Transmission Distance Up to 4.8 km (open space with suction cup antenna) Pin Configuration: Pin No. Pin Name Function Description 1, 2, 3, 19, 20, 28, 34, 35, 38-43 NC Not connected 4 PB8 PB8/I2C1_SCL/PWM 5 PB7 PB7/I2C1_SDA 6 PB6 PB6/I2C1_SCL 7 PB5 PB5/SPI1_MOSI 8 PB4 PB4/SPI1_MISO/ADC_IN3 9 PB3 PB3/ADC_IN2/SPI1_SCK 10 PB2 PB2/SPI1_NSS/ADC_IN4 11 PA1 PA1/SPI1_SCK 12 PA0 PA0 13, 36-37, 45-46, 48 GND Ground 14 TX1 PA9/UART1_TX/I2C1_SCL/SPI2_SCK/I2S2_CK 15 RX1 PA10/UART1_RX/DAC_OUT1/ADC_IN6/I2C1_SDA 16 PA11 PA11/I2C2_SDA/SPI1_MISO/PWM/ADC_IN7 17 PA12 PA12/I2C2_SCL/SPI1_MOSI/ADC_IN8 18 PA15 PA15/I2C2_SDA/SPI1_NSS/ADC_IN11 21 TX2 PA2/UART2_TX 22 RX2 PA3/UART2_RX/I2S2_MCK 23-24 3V3 3.3V power supply, recommended current ≥500mA 25 PA13 PA13/ADC_IN9 26 PA14 PA14/ADC_IN10 27 NRST NRST external reset, active low 29 PA6 PA6/SPI1_MISO 30 PA7 PA7/I2C3_SCL/SPI1_MOSI/PWM 31 PA8 PA8/SPI2_SCK/I2S2_CK 32 PC13 PC13 33 PB12 PB12/SPI2_NSS/I2S2_WS 44 PH3 PH3/BOOT0 47 ANT Antenna interface Application: Smart metering and automatic meter reading (AMR/AMI). Asset tracking and logistics management. Smart agriculture and remote irrigation monitoring. Smart building and home automation systems. Industrial IoT for monitoring and predictive maintenance. Environmental sensing (weather, soil, air quality). Security systems and alarm sensors. Package Include: 1x Ai-Thinker Ra-09H LoRaWAN Module. Data Sheet: Ra-09H

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