WorksheetsCounter Circuit Exam
Total questions: 12
Worksheet time: 6mins
In 555 timer,Pin 1 is
Ground
Reset
Trigger
Output
What does the dot or notch on this component mean?
It shows which way to solder the component to the board
It can only be used for monostable circuits
It can only be used for astable circuits
It shows where the first pin is
Capacitor and resistors control the flashing rate of the LED
TRUE
FALSE
A decade counter circuit counts from...?
1 to 10
1 to 16
0 to 9
0 to 15
A binary counter circuit counts from...?
1 to 10
1 to 16
0 to 9
0 to 15
The _____ of a counter is how many states it goes through to complete its counting cycle.
clock
frequency
modulus
output
Each time the 4029 chip receives a pulse on its pin 15 from the 'clock', the counter advances by one. What pin (from the 555) goes to pin 15 of the 4029 chip?
pin 4
pin 3
GND
Positive
To make the 4029 into a DECADE COUNTER we have to connect which pin to ground?
pin 10
pin 9
pin 15
pin 3
To make the 4029 chip behave like a BINARY COUNTER we have to connect pin 9 to what?
pin 15
Ground
Positive
pin 3
A MOD-10 counter counts from 0000 to 1001.
True
False
The frequency of this 'clock' will be approximately 1 Hz. Thus, the LED connected to pin 3 of the 555 Timer should blink about...?
1 time per second
10 times per second
3 times per second
2 times per second
What is the function of the Reset pin?
To discharge the capacitor “C”
To reset the chip
To make the output of the chip “HIGH”
