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STMicroelectronics BlueNRG-LP programmable Bluetooth®

The BlueNRG-LP is an ultra-low-power programmable Bluetooth® Low Energy wireless SoC solution

The BlueNRG-LP is an ultra-low-power programmable Bluetooth® Low Energy wireless SoC solution. It embeds STMicroelectronics state-of-art 2.4 GHz RF radio IPs combining unparalleled performance with an extremely long battery lifespan. It is compliant with Bluetooth^® Low Energy SIG core specification version 5.2 addressing point-to-point connectivity and Bluetooth Mesh networking and allows large-scale device networks to be established in a reliable way.

Key features

Bluetooth 5.2 specifications
256kB Flash / 32kB- 64kB RAM
Up to 128 connections
Ultra-Low Power consumption

Additional features

Bluetooth Low Energy system-on-chip:
- 2 Mbps data rate
- Long range (Coded PHY)
- Advertising extensions
- Channel selection algorithm #2
- GATT caching
Radio:
- RX sensitivity level: -97 dBm at 1 Mbps, -104 dBm at 125 kbps (long range)
- Programmable output power up to +8 dBm (at antenna connector)
- Data rate supported: 2 Mbps, 1 Mbps, 500 kbps, and 125 kbps
- 128 physical connections
- Integrated balun
- Support for external PA
- BlueNRG core coprocessor (DMA based) for Bluetooth Low Energy timing critical operation
- 2.4 GHz proprietary radio driver
- Suitable for systems requiring compliance with the following radio frequency regulations: ETSI EN 300 328, EN 300 440, FCC CFR47 part 15, ARIB STD-T66
Ultra-low-power radio performance10 nA in SHUTDOWN mode (1.8 V):
- 0.6 uA in DEEPSTOP mode (with external LSE and BLE wake-up sources, 1.8 V)
- 0.9 uA in DEEPSTOP mode (with internal LSI and BLE wake-up sources, 1.8 V)
- 4.3 mA peak current in TX (at 0 dBm, 3.3 V)
- 3.4 mA peak current in RX (at sensitivity level, 3.3V)
High performance and ultra-low power Cortex-M0+ 32-bit, running up to 64 MHz
Dynamic current consumption: 18 µA/MHz
Operating supply voltage: from 1.7 to 3.6 V
-40 ºC to 105 ºC temperature range
Supply and reset management:
- High efficiency embedded SMPS step-down converter with intelligent bypass mode
- Ultra-low-power power-on-reset (POR) and power-down-reset (PDR)
- Programmable voltage detector (PVD)
Clock sources:
- Fail-safe 32 MHz crystal oscillator with integrated trimming capacitors
- 32 kHz crystal oscillator
- Internal low-power 32 kHz RO