Hi,
nobody ..... to get the answer must have a question. Type of the OPAMP, and signal, for example LF411 :
Inverting Small signal ~ 200 nS
Non Inverting Small signal ~100 ns
Inverting Larg signal ~ 1.8 uS
Non Inverting Large Signal ~ 1.8 uS
Curent Limit Mode ~ 10 uS