Crossword puzzle on DSD subject

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Across
  1. 1. I am logic family. I am using MOSFETs to construct circuit.
  2. 3. I am getting used to count clock pulses most of times.
  3. 4. I am two input logic gate.If one of my input is logic 0 then output would be logic 1
Down
  1. 2. I am counter suffering from Lock Out problem.
  2. 5. I am universal gate