Based on the recommendations of the major emitter couples logic (ECL) manufacturers for communication between different parts of a system. They advise differential line driving and receiving for high noise immunity and cancellation of ground potential di
IEC 60912:1996 history
1996IEC 60912:1996 Nuclear instrumentation - ECL (Emitter Coupled Logic) front panel interconnections in counter logic
1987IEC 60912:1987 ECL (Emitter Coupled Logic) front panel interconnections in counter logic.