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| PartNumber | ECS-35-17-4X | ECS-35-17-7SX-TR | ECS-35-18-10X |
| Description | Crystals 3.579545MHz 17pF | Crystals 3.579545MHz 17pF 30ppm -10C +70C | Crystals 3.579545MHz 18pF |
| Manufacturer | ECS | ECS | ECS |
| Product Category | Crystals | Crystals | Crystals |
| RoHS | Y | Y | Y |
| Termination Style | Radial | SMD/SMT | Radial |
| Package / Case | HC-49/US | - | Cylinder |
| Load Capacitance | 17 pF | 17 pF | 18 pF |
| Frequency | 3.579545 MHz | 3.579545 MHz | 3.579545 MHz |
| Tolerance | 30 PPM | 30 PPM | 50 PPM |
| Frequency Stability | 50 PPM | 50 PPM | 50 PPM |
| Minimum Operating Temperature | - 10 C | - 10 C | - 10 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 60 C |
| Length | 11.35 mm | 12.5 mm | 10.5 mm |
| Width | 4.65 mm | 4.6 mm | - |
| Height | 3.5 mm | 3.7 mm | - |
| Series | HCS-49USX | ECX-3SX | ECS-3X10X |
| Packaging | Bulk | Reel | Bulk |
| Type | Quartz Crystal | SMD Quartz Crystal | Quartz Crystal |
| Brand | ECS | ECS | ECS |
| Mounting Style | Through Hole | SMD/SMT | Through Hole |
| Product Type | Crystals | Crystals | Crystals |
| Factory Pack Quantity | 200 | 1000 | 500 |
| Subcategory | Crystals | Crystals | Crystals |
| Unit Weight | 0.019667 oz | - | 0.006336 oz |
| ESR | - | 200 Ohms | - |
| Drive Level | - | 100 uW | - |
| Product | - | Crystals | - |
| Diameter | - | - | 3.2 mm |