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Digital Electronics

Digital Electronics
In SSI, the number of gate circuits per chip is

 < 25
 < 12
 < 20
 < 6

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Digital Electronics
Which of the following gates is known as anticoincidence detector?

 OR gate
 AND gate
 X-OR gate
 X-NOR gate

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Digital Electronics
A number system with radix 2 is known as

 Hexadecimal
 Octal
 Binary
 Decimal

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Digital Electronics
Which GATE IS CALLED INEQUALITY COMPARATOR?

 3. XOR
 1. NOR
 2. AND
 4. NOT

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Digital Electronics
A graphical representation of a products in a truth table is called as

 T-Map
 Mapping
 Graphing
 K-Map

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Digital Electronics
Dual slope ADC has R = 1 KΩ and C = 0.22 nanofarad has charging and discharge times for some voltage is 9 ns and 3 ns respectively. The reference Voltage is 2.2 V. What is the peak voltage reached by triangular wave during charging?

 900 mV.
 90 mV.
 30 mV.
 300 mV.

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