TI中文支持网Part Number:INA281Other Parts Discussed in Thread:INA821
Hello：
For INA218, the feedback loop is integrated in the chip, Then How to test the CMRR of INA218 or other current sensing AMP like INA218?
Amy Luo：
您好，
datasheet已经给出其CMRR参数，不需要测量，如下截图所示：
INA821的CMRR仿真的帖子希望对您有帮助：
INA821: Simulation of CMRR ：https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1053841/ina821-simulation-of-cmrr/3899097?tisearch=e2e-sitesearch&keymatch=how%25252525252520to%25252525252520test%25252525252520CMRR#3899097
