TMUX1204: Resistor Resistor Divider for difference voltage input

Expert 2600 points

Replies: 2

Views: 31

Part Number: TMUX1204

Dear Sir/Ms.

I set resistor divider at S1~S4 and want to get difference at D1. Let me simple fing. my test. 

R1 add R2 around 100K. 

D1 can not get voltage of R2/(R1+R2). Why? Would you please guide me?

Best Regards,

Kami Huang

2 Replies