| PartNumber | ECS-221-S-1 | ECS-221-18-18-TR | ECS-221-18-5PXEN-TR |
| Description | Crystals 22.1184MHz SERIES | Crystals 22.1184MHz 18pF 100ppm -40C +85C | Crystals 22.1184MHz 18pF 50ppm -40C +85C |
| Manufacturer | ECS | ECS | ECS |
| Product Category | Crystals | Crystals | Crystals |
| RoHS | N | E | Y |
| Termination Style | Radial | SMD/SMT | SMD/SMT |
| Load Capacitance | Series | 18 pF | 18 pF |
| Frequency | 22.1184 MHz | 22.1184 MHz | 22.1 MHz |
| Tolerance | 30 PPM | 30 PPM | 30 PPM |
| Frequency Stability | 50 PPM | 100 PPM | 50 PPM |
| ESR | 20 Ohms | 50 Ohms | - |
| Drive Level | 1 mW | 100 uW | - |
| Minimum Operating Temperature | - 10 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 70 C | + 85 C | + 85 C |
| Length | 11.35 mm | 11.8 mm | 11.4 mm |
| Width | 4.65 mm | 5.5 mm | 4.8 mm |
| Height | 13.46 mm | 2.5 mm | 4.3 mm |
| Series | HC49U | CSM12 | CSM-7X |
| Product | Crystals | - | - |
| Type | Quartz Crystal | - | - |
| Brand | ECS | ECS | ECS |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Lead Spacing | 4.88 mm | - | - |
| Product Type | Crystals | Crystals | Crystals |
| Factory Pack Quantity | 100 | 1000 | 1000 |
| Subcategory | Crystals | Crystals | Crystals |
| Package / Case | - | 11.8 mm x 5.5 mm | HC-49/USX |
| Packaging | - | Reel | Reel |