BCD - 7-Segment Decoder, Driver With 15V Open Collector O/Ps

IC 7447 from the TTL series of ICs includes a BCD to seven-segment decoder, which is used to set up the seven-segment common anode. IC 7447 has 4 BCD inputs and 8 outputs suitable for seven segments. Among the features of this IC, we can mention its lamp test base and blanking base, which are used for testing seven segment LEDs and flashing them, respectively. To see the SN7447 IC correctness table, refer to the following table:

Refer to the image below to see SN7447 IC bases:

To see the internal structure of IC SN7447, refer to the image below: