Digital Circuits
Number System and Code Convertions
Marks 1Marks 2
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
1
GATE ECE 1987
MCQ (Single Correct Answer)
+2
-0.6
Given that for a logic family,

$${V_{OH}}$$ is the minimum output high-level voltage
$${V_{OL}}$$ is the minimum output low-level voltage
$${V_{IH}}$$ is the minimum output high-level voltage and
$${V_{IL}}$$ is the minimum output low-level voltage.
The correct relationship is:

A
$${V_{IH}}$$ >$${V_{OH}}$$ >$${V_{IL}}$$ >$${V_{OL}}$$
B
$${V_{OH}}$$ > $${V_{IH}}$$> $${V_{IL}}$$ >$${V_{OL}}$$
C
$${V_{IH}}$$>$${V_{OH}}$$ >$${V_{OL}}$$ >$${V_{IL}}$$
D
$${V_{OH}}$$ > $${V_{IH}}$$>$${V_{OL}}$$ >$${V_{IL}}$$
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