Other 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?
INA281: CMRR test
Jizong Gao 提问时间: 2023-10-17 15:44:32 / 已解决
如需获得 1个回答
Amy Luo 回答时间: 2023-10-17 16:17:08 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