原创 active filter

1.http://www.analog.com/zh/amplifiers-and-comparators/instrumentation-amplifiers/products/design-handbooks/CU_dh_designers_guide_to_instrumentation_amps/resources/fca.html

2.http://www.analog.com/zh/amplifiers-and-comparators/instrumentation-amplifiers/products/design-handbooks/CU_dh_designers_guide_to_instrumentation_amps/resources/fca.html

3.http://www.analog.com/zh/content/WC_FUN_OP_AMP/webcast.html