81. The voltage level at which the comparator is saturated by a differential input equal to greater than a specified voltage is called
A. Zero output level
B. Positive output level
C. Negative output level
D. All of the mentioned
82. When the logic level of strobe output is at zero, then the output current is called?
A. Strobe terminal current
B. Strobe current
C. Strobe threshold current
D. Strobe’s bias current
83. The strobe release time is defined as
A. Time required for output to rise to logic threshold
B. Time required for input to rise to logic threshold
C. Time required for output to rise to zero logic
D. Time required for output to rise to one logic
84. Which of the following comparator can operate from ±15 to down to +5v supply in op-amp?
A. µA741
B. µA311
C. µA351
D. All of the mentioned
85. Find the comparator that has a slow response time
A. LM1414
B. µF311
C. ICL8001
D. None of the mentioned
86. Why ICL8001 op-amp comparator is preferred for most applications?
A. Low power consumption
B. High response time
C. High input current
D. Balanced input offset voltage
87. Which op-amp is preferred for applications like high-speed A-D converter and zero-crossing detector?
A. ICL8001
B. LM1414
C. µA311
D. µA670