Vallarta – LPWAN Transmission SOM

FEATURES

The Vallarta SOM provides an ideal solution for low power sensors with LPWAN communication.

Hardware Features

MCU Core:

• ARM® Cortex®-M4 at 48 MHz
• 256-Kbyte Flash memory
• 64-Kbyte RAM
• 20×32-bit backup register
• OTA (over-the-air) firmware update capable
• -40 to 85°C operating temp.
• Voltage range 1.8 V to 3.6 V
• Low power modes down to 0.36 μA
• Run at < 72 μA / MHz
• 12 bit ADC up to 2.5 MSPS

RF Transceiver:

• Frequency range: 150 MHz to 960 MHz
• Modulation: LoRa ® , (G)FSK, (G)MSK and BPSK
• RX sensitivity:
  • -123 dBm for 2-FSK (at 1.2 Kbit/s),
  • -148 dBm for LoRa ®
• Transmitter high output power, up to +22 dBm
• Transmitter low output power, up to +15 dBm
• Active-mode RX: 4.82 mA
• Active-mode TX:
  • 15 mA at 10 dBm
  • 87 mA at 20 dBm (LoRa ® 125 kHz)

Module:

• Size 22.86 x 15.24 mm
• Castellated contacts
• 47 pin + 8