Two devices need to share a data bus and you don't want two separate buffer chips fighting over the wires. The 74HC245 handles both directions in one package – eight channels of tri-state transceivering, clean handoff when you flip the direction line. One chip, both ways, done
| brand | JAYCAR |
| category | ELECTRONICS & COMPONENTS |
| subcategory | ELECTRONIC COMPONENTS |
| part_number | 74HC245 |
| rrp_aud | 5 |
| sku | ZC4870 |