| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | XC1723-ND | 552 | $0.59 | Buy |
| Mouser Electronics | 520-200-18-4XEN | 1140 | $0.59 | Buy |
| Arrow North American Components | ECS-200-18-4XEN | 0 | $0.33 | Buy |
| Farnell | ECS-200-18-4XEN | 115 | * $0.68 | Buy |
| element14 APAC | ECS-200-18-4XEN | 115 | * $0.67 | Buy |
| AVNET Express | ECS-200-18-4XEN | $0.33 | Buy | |
| Newark | ECS-200-18-4XEN | 115 | $0.66 | Buy |
Crystal 20MHz 18pF 2-Pin HC-49/U