Integrated circuit with input multiplexer system

An integrated circuit includes: a multiplexer circuit configured to provide an output signal on a conductive line; a programmable gain amplifier having a non-inverting input connected to the conductive line to receive the output signal from the multiplexer; a slew rate adjustment circuit connected at a first node on the conductive line between the multiplexer circuit and the programmable gain amplifier; a first switch including a first end connected to the first node and a second end connected to the input of the programmable gain amplifier; and a low pass filter connected between the first end and the second end of the first switch. 一种集成电路包括：多路复用器电路，其被配置成在导电线上提供输出信号；可编程增益放大器，其具有连接到所述导电线的非反相输入，以从所述多路复用器接收所述输出信号；转换速率调整电路，其连接在所述多路复用器电路与所述可编程增益放大器之间的所述导电线上的第一节点处；第一开关，其包括连接到所述第一节点的第一端和连接到所述可编程增益放大器的所述输入的第二端；以及低通滤波器，其连接在所述第一开关的所述第一端与所述第二端之间。