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10. Which of the following summarizes the important features of emitter-coupled logic (ECL)?
(a) low noise margin, low output voltage swing, negative voltage operation, fast, and high power consumption
(b) good noise immunity, negative logic, high-frequency capability, low power dissipation, and short propagation time
(c) low propagation time, high-frequency response, low power consumption, and high output voltage swings
(d) poor noise immunity, positive supply voltage operation, good low-frequency operation, and low power
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