The DA14681-01000A92 by Dialog Semiconductor is a powerful and versatile microcontroller that supports the complete Bluetooth 4.2 suite, making it an ideal choice for developers looking to integrate Bluetooth technology into their applications. At the heart of this device is a 32-bit ARM® Cortex®-M0 processor, which is renowned for its low power consumption—only 30 μA/MHz. This processor can dynamically adjust its clock frequency anywhere from 32 kHz to 96 MHz, providing up to 84 Dhrystone MIPS of performance. The DA14681-01000A92 also features a sophisticated memory architecture that includes 128 kB of Data SRAM and 16 kB of Cache SRAM, enhancing its efficiency and speed.
Designed for excellent RF performance, this microcontroller achieves 0 dBm output power and -93 dBm sensitivity, along with a best-in-class 93 dB link budget, ensuring robust and reliable wireless communication. The DA14681-01000A92 is equipped with an integrated Power Management Unit (PMU) that includes a Buck DC-DC converter supporting a wide input voltage range from 1.7 V to 4.75 V. It also features a comprehensive array of interfaces, such as Quad-SPI FLASH, two UARTs, and I²S/PCM for audio applications, making it highly suitable for a broad range of IoT devices.
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