| PartNumber | ECS-184-20-46X | ECS-184-20-4 | ECS-184-20-4X |
| Description | Crystals 18.432MHz 20pF 50ppm -10C +70C | Crystals 18.432MHz 20pF | Crystals 18.432MHz 20pF |
| Manufacturer | ECS | ECS | ECS |
| Product Category | Crystals | Crystals | Crystals |
| RoHS | Y | N | Y |
| Termination Style | Radial | Radial | Radial |
| Load Capacitance | 20 pF | 20 pF | 20 pF |
| Frequency | 18.432 MHz | 18.432 MHz | 18.4 MHz |
| Tolerance | 30 PPM | 30 PPM | 30 PPM |
| Frequency Stability | 50 PPM | 50 PPM | 50 PPM |
| ESR | 50 Ohms | 40 Ohms | 40 Ohms |
| Drive Level | 100 uW | 500 uW | - |
| Minimum Operating Temperature | - 10 C | - 10 C | - 10 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Length | 6.8 mm | 11.35 mm | 11.35 mm |
| Width | 4 mm | 4.65 mm | 4.65 mm |
| Height | 1.8 mm | 3.5 mm | 3.5 mm |
| Series | HC-46X | HC-49US | HCS-49USX |
| Packaging | Bulk | - | Bulk |
| Product | Crystals | Crystals | - |
| Type | Quartz Crystal | Quartz Crystal | - |
| Brand | ECS | ECS | ECS |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Lead Spacing | 2.5 mm | 4.88 mm | 4.88 mm |
| Product Type | Crystals | Crystals | Crystals |
| Factory Pack Quantity | 500 | 200 | 200 |
| Subcategory | Crystals | Crystals | Crystals |
| Package / Case | - | - | HC-49/USX |
| Unit Weight | - | - | 0.019667 oz |