7448 Ic Pin Diagram. The 7 segment display segments must be connected between vs and the outputs with a resistor in series 330 ohm with a 5v supply. Pin 3 is known as the lamp test pin.
Pinout 1 Arduino Shift Register Electronics Lab from in.pinterest.com
But i dono where to connect the pins 3 lt 4 bi rbo 5 rbi of 7448. It s an active low pin. Pin 3 is known as the lamp test pin.
The appropriate outputs a g become low to display the bcd binary coded decimal number supplied on inputs a d the 7447 has open collector outputs a g which can sink up to 40ma.
The appropriate outputs a g become low to display the bcd binary coded decimal number supplied on inputs a d the 7447 has open collector outputs a g which can sink up to 40ma. I ve connected the ic7448 and common cathode 7 segment display as per the circuit diagram i got in the internet. Pin 3 is known as the lamp test pin. 7448 datasheet 7448 pdf 7448 data sheet 7448 manual 7448 pdf 7448 datenblatt electronics 7448 alldatasheet free datasheet datasheets data sheet datas.
