在這個科技日新月異的時代，無線通訊技術的每一次革新都深刻地改變著我們的生活。今天，我們自豪地向大家介紹一款革命性的產品——KCT8547HE-1，這是一款專為IEEE 802.11 a/n/ac/ax WLAN系統設計的高集成射頻前端模組。KCT8547HE-1不僅覆蓋了5.15-5.85GHz的工作頻段，還集成了高效高線性功率放大器（PA）、帶旁路濾波器（BP）的低噪聲放大器（LNA）、LO抑制和諧波濾波器以及直流電壓功率檢測等關鍵射頻功能，為Wi-Fi 6及未來無線通訊技術的發展提供了強有力的支持。
In this era of rapid technological change, every innovation in wireless communication technology has profoundly changed our lives. Today, we are proud to introduce a revolutionary product, the KCT8547HE-1, a highly integrated RF front-end module designed for IEEE 802.11a /n/ac/ax WLAN systems. The KCT8547HE-1 not only covers the 5.15-5.85GHz operating band, but also integrates key RF functions such as high efficiency high linear power amplifier (PA), low noise amplifier (LNA) with bypass filter (BP), LO suppression and harmonic filter, and DC voltage power detection. It provides strong support for the development of Wi-Fi 6 and future wireless communication technologies.

在封裝設計上，KCT8547HE-1同樣展現出了極致的緊湊與精巧。采用3mm*3mm的超小封裝，KCT8547HE-1不僅為現代電子設備節省了大量寶貴的空間，還確保了安裝的便捷性和可靠性。無論是智能手機、平板電腦等移動設備，還是路由器、基站等網絡設備，KCT8547HE-1都能輕松融入其中，為Wi-Fi 6及未來無線通訊技術的實現提供了強有力的支持。
In terms of package design, the KCT8547HE-1 also shows the ultimate compact and compact. In an ultra-small package of 3mm*3mm, the KCT8547HE-1 not only saves a lot of valuable space for modern electronic equipment, but also ensures easy installation and reliability. Whether it is mobile devices such as smartphones and tablets, or network devices such as routers and base stations, the KCT8547HE-1 can be easily integrated into them, providing strong support for the realization of Wi-Fi 6 and future wireless communication technologies.

產品規格
product standard

集成功能：KCT8547HE-1集成了802.11ax 5GHz功率放大器、帶旁路濾波器的低噪聲放大器和收發開關，全面滿足現代WLAN系統的需求。
Integrated features: The KCT8547HE-1 integrates an 802.11ax 5GHz power amplifier, a low noise amplifier with a bypass filter, and a transceiver switch to fully meet the needs of modern WLAN systems.

輸入輸出匹配：全匹配設計確保了信號在傳輸過程中的穩定性和一致性，降低了信號損耗和干擾。
Input and output matching: The full matching design ensures the stability and consistency of the signal during transmission, and reduces the signal loss and interference.

功率檢測：內置功率檢測功能，支持系統對輸出功率進行實時監測和調整，確保系統始終保持在最佳工作狀態。
Power detection: The built-in power detection function supports the system to monitor and adjust the output power in real time to ensure that the system is always in the best working condition.

增益表現：在5V供電下，發射增益高達29dB，接收增益為16dB，噪聲系數為1.6dB，確保了出色的信號放大和接收性能。
Gain performance: Under 5V power supply, the transmit gain is up to 29dB, the receive gain is 16dB, and the noise figure is 1.6dB, ensuring excellent signal amplification and reception performance.

輸出功率：KCT8547HE-1在不同調制模式和MCS等級下均能表現出色的輸出功率和誤差向量幅度（EVM）水平。例如，在HE160/MCS11模式下，輸出功率可達+17dBm，EVM為-43dB；在VHT80/MCS9模式下，輸出功率可達+20.5dBm，EVM為-35dB。這些性能參數均達到了業界領先水平。
Output power: The KCT8547HE-1 delivers excellent output power and error vector amplitude (EVM) levels at different modulation modes and MCS levels. For example, in HE160/MCS11 mode, the output power can reach +17dBm and the EVM is -43dB; In VHT80/MCS9 mode, the output power is up to +20.5dBm and the EVM is -35dB. These performance parameters have reached the industry-leading level.

2.4GHz陷波濾波器：KCT8547HE-1還集成了2.4GHz陷波濾波器，有效減少了2.4GHz頻段的干擾，提高了系統的整體性能。
2.4GHz notch filter: The KCT8547HE-1 also integrates a 2.4GHz notch filter, which effectively reduces interference in the 2.4GHz band and improves the overall performance of the system.

ESD保護：所有引腳均配備了ESD保護電路，提高了設備的抗靜電干擾能力，確保了系統的穩定性和可靠性。
ESD protection: All pins are equipped with ESD protection circuit, which improves the anti-static interference ability of the equipment and ensures the stability and reliability of the system.

外部電路匹配：KCT8547HE-1的高度集成設計大大減少了外部電路匹配的需求，降低了系統設計的復雜度和成本。
External circuit matching: The highly integrated design of the KCT8547HE-1 greatly reduces the need for external circuit matching, reducing the complexity and cost of system design.

封裝尺寸：采用MIS-16L封裝，尺寸為3mm x 3mm x 0.55mm，符合JEDEC J-STD-020標準的MSL1等級，能夠在260℃下正常工作。
Package size: In MIS-16L package, the size is 3mm x 3mm x 0.55mm, according to the JEDEC J-STD-020 standard MSL1, can work at 260 ° C.

環保合規：KCT8547HE-1符合RoHS和REACH標準，采用無鉛設計，確保了產品的環保性和安全性。
Environmental compliance: The KCT8547HE-1 complies with RoHS and REACH standards and adopts lead-free design to ensure the environmental protection and safety of the product.
審核編輯 黃宇