STMicroelectronics

BLUENRG-345AC

The BLUENRG-345AC is a highly integrated Bluetooth Low Energy (BLE) system-on-chip (SoC) from STMicroelectronics. It is designed to provide a complete solution for BLE connectivity in a wide range of applications, including IoT devices, smart home appliances, and wearables.

Description:

The BLUENRG-345AC is a single-chip solution that integrates a BLE radio transceiver, a 32-bit ARM Cortex-M0 CPU, and a rich set of peripherals. It operates in the 2.4 GHz ISM band and supports Bluetooth 5.0, making it compatible with a wide range of BLE devices. The chip is available in a compact 5x5 mm QFN package, making it suitable for space-constrained applications.

Features:

1. BLE 5.0 compliant: Supports all the features of Bluetooth 5.0, including increased range, faster data transmission, and improved capacity.
2. ARM Cortex-M0 CPU: A 32-bit processor that provides high performance and low power consumption for running applications and handling BLE protocols.
3. Integrated memory: The chip includes 1 MB of flash memory for storing the application firmware and 128 KB of SRAM for data storage and processing.
4. Rich set of peripherals: The BLUENRG-345AC features a wide range of peripherals, including SPI, I2C, UART, PWM, ADC, and GPIOs, to support various interfaces and external components.
5. Low power consumption: The chip is designed for low power operation, with a typical current consumption of 7.6 mA in high-speed transmission mode and 1.2 µA in standby mode.
6. Flexible power supply: The chip can operate from a wide range of supply voltages (1.71 to 3.6 V), making it suitable for various power supply options.

Applications:

1. IoT devices: The BLUENRG-345AC can be used in IoT devices such as smart sensors, home automation systems, and industrial control systems to enable wireless connectivity and data exchange.
2. Smart home appliances: The chip can be integrated into smart home appliances like lighting systems, thermostats, and security systems to provide remote control and monitoring capabilities.
3. Wearables: The low power consumption and compact form factor of the BLUENRG-345AC make it suitable for wearable devices like fitness trackers, smartwatches, and hearables.
4. Healthcare devices: The chip can be used in medical devices such as glucose meters, heart rate monitors, and blood pressure monitors to enable wireless data transmission to smartphones or other devices.
5. Asset tracking: The BLUENRG-345AC can be used in asset tracking systems to enable the location and status monitoring of valuable assets in real-time.

In summary, the BLUENRG-345AC from STMicroelectronics is a versatile and highly integrated BLE SoC that offers a wide range of features and applications. Its BLE 5.0 compliance, ARM Cortex-M0 CPU, and rich set of peripherals make it suitable for a variety of IoT, smart home, wearable, and healthcare applications.