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Digital Circuits
Number System and Code Convertions
Marks 1Marks 2
Boolean Algebra
Marks 1Marks 2Marks 4Marks 5Marks 10
Logic Gates
Marks 1Marks 2Marks 5Marks 8
Combinational Circuits
Marks 1Marks 2Marks 5Marks 8Marks 10
Sequential Circuits
Marks 1Marks 2Marks 5Marks 8
Semiconductor Memories
Marks 1Marks 2
Logic Families
Marks 1Marks 2Marks 8
Analog to Digital and Digital to Analog Converters
Marks 1Marks 2
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1
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The noise margin of a TTL gate is about
A
0.2V
B
0.4V
C
0.6V
D
0.8V
2
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The threshold voltage for each transistor in Fig.2.5, is 2V. For this circuit to work as an inverter, Vi must take the values GATE ECE 1998 Digital Circuits - Logic Families Question 18 English
A
-5 V and 0 V
B
-5 V and 5 V
C
-0 V and 3 V
D
3 V and 5 V
3
GATE ECE 1997
MCQ (Single Correct Answer)
+1
-0.3
For the NMOS logic gate shown in figure, the logic function implemented is GATE ECE 1997 Digital Circuits - Logic Families Question 20 English
A
$$\overline {ABCDE} $$
B
$$(AB + \overline C ).(\overline {D + E} )$$
C
$$\overline {A.(B + C) + D.E} $$
D
$$(\overline {A + B} ).C + \overline D .\overline E $$
4
GATE ECE 1997
MCQ (Single Correct Answer)
+1
-0.3
The gate delay of an NMOS inverter is dominated by charge time rather than discharge time because
A
the driver transistor has a larger threshold voltage than the load transistor.
B
the driver transistor has larger leakage currents compared to the load transistor.
C
the load transistor has a smaller W/L ratio compared to the driver transistor
D
none of the above
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Questions Asked from Marks 1
GATE ECE 2022 (1) GATE ECE 2014 Set 4 (1) GATE ECE 2009 (1) GATE ECE 2005 (2) GATE ECE 2004 (1) GATE ECE 2003 (1) GATE ECE 1999 (2) GATE ECE 1998 (2) GATE ECE 1997 (4) GATE ECE 1992 (1) GATE ECE 1991 (2) GATE ECE 1989 (2) GATE ECE 1987 (1)
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics