By mathematical proof, we identify a modified feedback emitter-coupled logic (MFECL) gate with an ECL memory-gate or D latch, because the MFECL gate is able to keep steady either of two states.

• 摘要经过数学论证表明，改进反馈式ECL(MFECL)门可在二个状态中任一态保持稳定，所以认为MFECL门就是一种ECL记忆门或D锁存器。