DA14585-00000VV2

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RF Transceiver ICs are Integrated Circuits (ICs) that facilitate the synchronous transmission and reception of radio signals used in telecommunication applications. The RF Transceiver ICs are based on the principle of having a mix of both digital and analog circuitry. A DA14585-00000VV2 IC is a typical example of an RF Transceiver IC that relies on a two-stage architecture for signal transmission and reception in a single package.

The DA14585-00000VV2 IC is a member of the DA14585 family of RF transceiver ICs that are designed for Wireless Connectivity Systems. These ICs use a combination of hardware and software methods to support various wireless standard protocols such as Bluetooth Low Energy (BLE), Zigbee, and proprietary systems. The IC\'s functionality and design make it suitable for a variety of wireless applications such as in consumer, medical, industrial, and automotive products.

The key features of the DA14585-00000VV2 IC include its radio coverage layered architecture on two frequency bands (2.4GHz/sub-GHz band), its 8 pin small-footprint, and its overall low power consumption. Additionally, its capability to support both 2-wire and 3-wire UART interfaces allows for the interconnection of multiple wireless nodes in the same system. The DA14585-00000VV2 IC is also compliant with the BLE v4.2 specification at the physical layer, simplifying end user application device design requirements.

The working principle of the DA14585-00000VV2 IC is based on the two-stage architecture, combined with a digital Radio Frequency Interface (RFI) module and an RF front-end module (FE). The RFI module includes a Direct Digital Synthesizer (DDS) and a microcontroller unit (MCU) that together form a programmable radio offering a frequency resolution of 0.8MHz. The DDS used by the RFI module is able to tune the operating channel and provides a dynamically adjustable channel occupancy and optimized power consumption.

The FE module utilizes a synthesizer-phase locked loop (PLL) to provide the frequency tuning and integrated Low Noise Amplifiers (LNAs), filters, and switches to improve performance. It also incorporates logic that makes use of a built-in temperature compensated crystal oscillator (TCXO) for highest precision timekeeping.

When used in a peer-to-peer RF communication network, the DA14585-00000VV2 IC further offers a proprietary protocol called QSApple that provides asymmetrical end-to-end data transmission. It also supports up to 10 nodes simultaneously, a role-playing timeout of 2 ms and a packet FRACK data rate of 525 kBps. This allows efficient synchronization and roaming for multiple nodes.

In summary, the DA14585-00000VV2 IC is a highly integrated RF transceiver IC that utilizes the two-stage architecture to support wireless communication applications. It is a small but powerful device, capable of supporting a variety of communication standards, and providing support for up to 10 nodes in the same network. making it an ideal choice for a wide-range of wireless applications.

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