Breadboard Frequency Counter

Breadboard Frequency Counter

Breadboard Frequency Counter
a breadboard friendly frequency counter.

Design Documents

Schematic Diagramschematic_J201_breadboard_frequency_counter.pdf
Bill of MaterialsBreadboard Frequency Counter BOM.pdf


Power Requirement3.3V to 5.0V, 150mA maximum
InputCMOS Logic Level
Bandwidth1 Hz to 50 MHz
Automatic Ranges0-999 Hz, 1.00-999 KHz, 1.00-99.9 MHz

The Breadboard Frequency Counter PCB is designed to plug into 9 rows of a standard breadboard

Breadboard Pins

1) VCC
2) VCC
Logic supply voltage, 3.3V to 5.0V,
connect to either power pin
3) NCNot Connected
4) GND
5) GND
6) GND
Logic ground,
connect to any ground pin
7) NCNot Connected
8) IN
9) IN
Signal Input,
connect to either pin

Frequency range display is automatic. The update rate is 1/2 to 1 second, depending on the input frequency.