成都華微(688709.SH):發佈8位64G超高速AD轉換器
格隆匯12月9日丨成都華微(688709.SH)公佈,研發的8位64G超高速AD轉換器於近日成功發佈。公司研發的HWD08B64GA1型8位64G超高速AD轉換器是國內首家基於自主28nm工藝設計的,採用獨立封裝的8位64G超高速AD轉換器產品,且具備抗輻照能力,全流程自主可控,標誌着公司在超高速數據轉換器芯片領域取得了重大突破。該芯片是一款基於境內28nm工藝的超高速AD轉換器,採樣率最高可達64GSPS且支持從32G到64G採樣率連續可調,輸入帶寬達20GHz且支持直流輸入,誤碼率低至1e-15,功耗低至4W,抗輻照能力達到75MeV,具備多片同步功能,集成了32/16對可配置的JESD204C高速串行接口。
在技術水平方面,該芯片是國內首家50GSPS以上採樣速率的超高速ADC,性能可比肩國際最高水平。該產品誤碼率低、支持DC輸入、同時兼具抗輻照能力。該芯片基於國內標準商用CMOS工藝和標準封裝,成功解決超高速時鐘產生與分發,超寬帶信號接收與處理,50G以上採樣超高速ADC多芯片同步,抗輻照能力等重大技術挑戰。在自主創新方面,該芯片採用全自主正向設計,突破了高速低抖動時鐘、高線性度級間增益放大、百通道子AD陣列化佈局佈線、非線性誤差前後台校正算法等關鍵技術,受理/授權發明專利17項,在ASSCC、T-CAS2等國際核心會議發表論文3篇。在市場推廣方面,該芯片已在多家用户單位形成小批量供貨,產品應用領域涉及航天、航空、探測、感知、無線通信、激光通信、衞星通信、高端儀器儀表、6G通感一體化等多個領域。
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