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1. 发明授权

US08773162B2 Communication cell for an integrated circuit, chip comprising said communication cell, electronic system including the chip, and test apparatus 有权
标题翻译：用于集成电路的通信单元，包括所述通信单元的芯片，包括芯片的电子系统和测试装置
公开(公告)号：US08773162B2
公开(公告)日：2014-07-08
申请号：US12980832
申请日：2010-12-29
申请人： Roberto Canegallo , Roberto Cardu , Mauro Scandiuzzo , Salvatore Valerio Cani , Luca Perugini
发明人： Roberto Canegallo , Roberto Cardu , Mauro Scandiuzzo , Salvatore Valerio Cani , Luca Perugini
IPC分类号： H03K19/173 , H03K19/0175
CPC分类号： H03K19/0175 , H01L25/0657 , H01L2224/32145 , H01L2924/01021 , H01L2924/13091
摘要： An embodiment of communication cell for enabling data communication between an integrated circuit and an electronic unit distinct from the integrated circuit, comprising a contact pad unit, configured for capacitively coupling, in a first operating condition of said communication cell, to the electronic unit for receiving an input signal from said electronic unit, and for ohmically coupling, in a second operating condition of said communication cell, to the electronic unit for receiving the input signal; a receiver device, including signal-amplifying means, coupled between said contact pad unit and said integrated circuit, configured for receiving the input signal and generating an intermediate signal correlated to the input signal; signal-selection means receiving the intermediate signal, the input signal, and providing an output signal which is the intermediate signal during the first operating condition, and the input signal during the second operating condition; and an input stage, connectable between the integrated circuit and the output terminal of the signal-selection means, configured for receiving the output signal and providing the output signal to the integrated circuit.
摘要翻译：一种通信单元的实施例，用于实现与集成电路不同的集成电路和电子单元之间的数据通信，包括接触焊盘单元，其被配置为在所述通信单元的第一操作状态下电容耦合到用于接收的电子单元来自所述电子单元的输入信号，并用于在所述通信单元的第二操作状态下欧姆耦合到用于接收输入信号的电子单元; 耦合在所述接触焊盘单元和所述集成电路之间的接收器装置，包括信号放大装置，被配置为接收输入信号并产生与输入信号相关的中间信号; 信号选择装置，在第一操作状态期间接收中间信号，输入信号，并提供作为中间信号的输出信号，以及在第二操作条件期间输入输入信号; 以及输入级，可连接在所述集成电路和所述信号选择装置的输出端之间，用于接收所述输出信号并将所述输出信号提供给所述集成电路。

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