Communications

Bluetooth: Bluetooth Low Energy wireless technology 2.4GHz RF

Sensitivity

Bluetooth: -92dbm

Transmission Power

Bluetooth: up to 8dbm

Battery and Power Battery: 1 x  CR2477

Type: Cell, replaceable

Key features

• Bluetooth 4.2 Compliant
• Integrated antenna
• TX power: up to +8 dBm
• RX sensitivity: down to -92 dBm
• Range: up to 200 meters
• 32-bit ARM® Cortex®-M4 core at 40 MHz
• Flash memory: 256 kB
• RAM: 32 kB
• Autonomous Hardware Crypto Accelerator and Random Number Generator
• Integrated DC-DC Converter
• Onboard Bluetooth stack
• Jack connector for I2C exposure
• Battery clip for

Highlighted features

Low Power Wireless System-on-Chip

• High Performance 32-bit 40 MHz ARM Cortex®-M4 with DSP instruction and floating-point unit for efficient signal processing
• 256 kB flash program memory

• 32 kB RAM data memory
• 2.4 GHz radio operation
• TX power up to +8 dBm

Low Energy Consumption

• 8.7 mA RX current at 2.4 GHz
• 8.2 mA TX current @ 0 dBm output power at 2.4 GHz
• 63 μA/MHz in Active Mode (EM0)
• 2.5 μA EM2 DeepSleep current (full RAM retention and RTCC running from LFXO) • +
• 2.1 μA EM3 Stop current (State/RAM retention)
• Wake on Radio with signal strength detection, preamble pattern detection, frame detection and timeout

High Receiver Performance

• -92 dBm sensitivity @ 1 Mbit/s GFSK (2.4 GHz)

Supported Protocols

• Bluetooth®
• Support for Internet Security
• General Purpose CRC
• Random Number Generator

• Hardware Cryptographic Acceleration for AES 128/256, SHA-1, SHA-2 (SHA-224 and SHA-256) and ECC

Wide Operating Range

• 1.85 V to 3.8 V single power supply
• 2.4 V to 3.8 V when using DC-DC
• Integrated DC-DC
• -40 °C to +85 °C

Dimensions