 Multi-Band, supports 2.4G and Sub-1G band

 Powerful ARM Cortex-M4F processor

 Clock speed: up to 48MHz

  352KB of In-System programmable flash

 80KB SRAM

 8KB of cache SRAM

 2-Pin cJTAG and JTAG debugging

 Support Over-the-Air upgrade (OTA)

 Ultra-Low power sensor controller with 4KB of SRAM

 26 GPIOs

 4 x 32-Bit or 8 x 16-Bit general purpose timer

 12-Bit ADC, 200 kSamples/s, 8 channels

 2 x comparator with internal reference DAC

 Programmable current source

 2 x UART

 2 x SSI (SPI, MICROWIRE, TI)

 IIC, IIS

 Real-Time-Clock (RTC)

 AES 128- and 256-bit crypto accelerator

 ECC and RSA public key hardware accelerator

 SHA2 accelerator (Full suite up to SHA-512)

 True Random Number Generator (TRNG)

 Capacitive sensing, up to 8 channels

 Integrated temperature and battery monitor

 On-Chip buck DC/DC converter

 RF performance

 TX power: Output power up to +20 dBm with temperature compensation

 RX sensitivity: -121 dBm for SimpleLink long-range mode, -110 dBm at 50 kbps, –105 dBm for Bluetooth 125 kbps (LE Coded PHY)

 Communication range: about 250 meters (LOS) – Long Range Mode (2.4G), upto 2000 meters (LOS) – Long Range Mode (Sub-1G) (TBD)

 Antenna: UFL connector for Sub-1G, UFL or PCB antenna for 2.4G

 Size: 29.86 mm x 19.97 mm x 2.15 mm (With Shielding)

 Ultra low power consumption:

 Shutdown: 150nA (Wake up on external events)

 Standby: 0.85uA (RTC running and RAM/CPU retention)

 RX current: 5.8mA (3.6 V, 868 MHz), 6.9 mA (3.0 V, 2.4 GHz)

 TX current @ 20 dBm: 63 mA (3.3 V, 915 MHz), 85 mA (3.0 V, 2.4 GHz)

 Certifications

 FCC ID: 2ABRU-RFM208

 IC: 25657-RFM208

 CE-RED