This highly miniaturized LGA module, 9.8 x 17.2 x 1.7 mm, is based on the new SX1261 LoRa transceiver series and nRF52832 BLE chip. Using a simple user interface via the SPI connection and integrating a Cortex™ M4 CPU, flash and RAM memory combined with single optimized antenna for both LoRa and BLE standards, ISP4520 offers the perfect stand-alone module solution for large spectrum of application in IoT domains. For longer range use case, ISP4520 can be used in conjunction with an external LoRa antenna.

    Main Specifications
  • LoRaWAN Stack & BLE 5 Ready Stack
  • LoRa section based on Semtech SX1261 series transceiver
  • BLE section based on Nordic Semi nRF52
  • NFC-A Tag for OOB pairing
  • Embedded 32-bit ARM Cortex M4 CPU
  • Fully integrated LoRa & BLE matching and Antennas
  • Integrated LoRa and BLE 32 MHz & 32.768 kHz Clocks
  • Analog and Digital peripherals + SPI
  • Interface + 23 GPIOs


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Type LoRaWAN + Bluetooth Module   
Maximum range 15000 m   
RF Frequency: 863 - 870 MHz   
Chip: Semtech SX1261   
Software Protocol: LoRaWAN V1 network/LoRa (P2P)   
Interface SPI   
Microcontroller STM32 ARM Cortex-M4   
Antenna Internal , External External optional   
Mounting SMD   
Casing Die-Casting Base IP67   
Operating temperature -30 to +85 °C   
Dimensions Length: 9.8 mm   
Width: 17.2 mm   
Heigth: 1.7 mm   
Power Input voltage: 1.8 - 3.6 V   


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Testboard ISP4520-EU ISP4520-EU-TB-INSI View product

Smart LoRa and Bluetooth 5 Ready Low Energy Module with MCU and Antennas
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