ACFL-6211U, ACFL-6212U Bi-directional High Speed, .
Avago
ACFL-6211U - Low Power Digital Optocoupler
ACFL-6211U, ACFL-6212U Bi-directional High Speed, Low Power Digital Optocoupler with R2CouplerTM Isolation in a Stretched 12-Pin Surface Mount Plastic.
