LVTTL/LVCMOS COMPATIBLE LOW input CURRENT HIGH GAIN SPLIT DARLINGTON optocouplerS 8-Pin SOIC Single-Channel Low Current High Gain Split Darlington Output optocoupler 8-Pin SOIC Dual-Channel Low Current High Gain Split Darlington Output optocoupler 8-Pin DIP Single-Channel Low input Current High Gain Split Darlington Output optocoupler LVTTL/LVCMOS compatible low input current high gain split darlington optocoupler.