BLUENRG-1

BlueNRG-1 Datasheet Bluetooth® Low Energy wireless system-on-chip Product status link BlueNRG-1 Features Bluetooth Low Energy system-on-chip Bluetooth v5.2 certified, supporting: – Master, slave and multiple simultaneous roles – Le Privacy 1.2 and LE Secure Connection Operating supply voltage: from 1.7 to 3.6 V Integrated linear regulator and DC-DC step-down converter Operating temperature range: -40 °C to 105 °C High performance, ultra-low power Cortex-M0 32-bit based architecture core Programmable 160 kB Flash 24 kB RAM with retention (two 12 kB banks) 1 x UART interface 1 x SPI interface 2 x I²C interface 14 or 15 GPIOs 2 x multifunction timer 10-bit ADC Watchdog and RTC DMA controller PDM stream processor 16 or 32 MHz crystal oscillator 32 kHz crystal oscillator 32 kHz ring oscillator Battery voltage and temperature sensors Up to +8 dBm available output power (at antenna connector) Excellent RF link budget (up to 96 dB) Accurate RSSI to allow power control 8.3 mA TX current (@ -2 dBm, 3.0 V) Down to 1 µA current consumption with active BLE stack (sleep mode) ST companion integrated balun/filter chips are available Average advertisement current consumption 15.34 µA (advertisement interval 1000 ms) – 1 year, 8 months, 19 days with 230 mAh battery (CR2032) Average connection current consumption 7.059 µA (connection interval 1000 ms) – 3 years, 10 months, 12 days with 230 mAh battery (CR2032) Suitable for building ap...