AD7124-8 input inpedance of analog input

Question

Hello 
 I'm DFAE. I receicved a question from my customer. The customer would like to know the input impedance of analog input of AD7124-8 to design the front stage circuit of AD7124-8. 
 
 Best regards,

RAdante · Accepted Answer

Hi AkiraO , 
 You may refer to the threads below: 
 The imput impedance of AD7124-8 - Q&A - Precision ADCs - EngineerZone (analog.com) 
 Sink Current for AD7124-4 from AIN Pins - Q&A - Precision ADCs - EngineerZone (analog.com) 
 Hope this helps. 
 Thanks and regards, 
 Rod)

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AD7124-8 input inpedance of analog input