SoC system-on-chip GR5525 series

The Goodix GR5525 series is a comprehensive-performance single-mode Bluetooth LE 5.3 SoC designed to deliver outstanding performance. Built upon various technology advantages and new features, it can be flexibly configured as a Broadcaster, an Observer, a Peripheral, or a Central. Moreover, it supports the flexible combination of all the above roles, making it an ideal choice for Internet of Things (IoT) and smart wearable devices. Based on ARM® Cortex® -M4F CPU core, the GR5525 series integrates Bluetooth 5.3 Protocol Stack, a 2.4 GHz RF transceiver, on-chip programmable Flash memory, RAM, and multiple peripherals. It provides up to four I2C/UART interfaces, expands the I/O functionality, and enhances the QSPI interface, covering a wider range of IoT and wearable applications. Key Features Bluetooth Low Energy 5.3 transceiver integrating Controller and Host layers Supported data rates: 1 Mbps, 2 Mbps, Long Range (500 kbps, 125 kbps) TX power: -20 dBm to +7 dBm -97 dBm sensitivity (in 1 Mbps mode) -93 dBm sensitivity (in 2 Mbps mode) -101 dBm sensitivity (in Long Range 500 kbps mode) -103 dBm sensitivity (in Long Range 125 kbps mode) TX current: 6.3 mA @ 0 dBm, 1 Mbps, 64 MHz RX current: 5.3 mA @ 1 Mbps, 64 MHz ARM®Cortex®-M4F 32-bit micro-processor with floating point support Up to 96 MHz clock frequency Built-in Memory Protection Unit (MPU) supporting eight programmable regions Hardware Floating Point Unit (FPU) Built-in Nested Vectored Interrupt Controller (NVIC)