The GR551x series is a high-performance Bluetooth 5.1 System-on-Chip (SoC) that is widely used in mobile devices, wearables and Internet of Things (IoT) products. This SoC family is designed to help users develop low-energy Bluetooth-based application products with a central role and/or a peripheral role.
The GR551x series is launched with chips that come in different packaging with a view to support the needs of different conditions.
Bluetooth 5.1 transceiver integrates Controller and Host layers
Built-in ARM® Cortex®-M4F 32-bit micro-processor, supporting floating-point operation
Operating temperature range: -40°C to +85°C
Power Management Unit (PMU) Subsystem
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