You need XOR logic for a parity checker, adder circuit, or signal comparison and the 4030 gives you four independent 2-input EXOR gates in one package. Standard CMOS. The exact part number on your diagram. $5 RRP
| brand | JAYCAR |
| sku | ZC4030 |
| category | ELECTRONICS & COMPONENTS |
| subcategory | ELECTRONIC COMPONENTS |
| rrp | $5.00 |