| PartNumber | ATS200 | ATS200C-E | ATS200CSM-1E |
| Description | Crystals 20MHz | Crystals 20MHz 18pF Fund. -40C +85C | Crystals 20MHz 18pF Fund. -40C +85C |
| Manufacturer | CTS | CTS | CTS |
| Product Category | Crystals | Crystals | Crystals |
| RoHS | Y | Y | Y |
| Termination Style | Radial | Radial | SMD/SMT |
| Package / Case | HC-49/US | HC-49/U | HC-49/US-SM |
| Frequency | 20 MHz | 20 MHz | 20 MHz |
| Tolerance | 30 PPM | 30 PPM | 30 PPM |
| Frequency Stability | 50 PPM | 50 PPM | 50 PPM |
| Minimum Operating Temperature | - 20 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 70 C | + 85 C | + 85 C |
| Length | 10.85 mm | 10.85 mm | 12.3 mm |
| Width | 4.5 mm | 4.5 mm | 4.83 mm |
| Height | 3.68 mm | 3.68 mm | 4.3 mm |
| Series | ATS | ATS | ATS-SM |
| Packaging | Bulk | Bulk | Reel |
| Brand | CTS Electronic Components | CTS Electronic Components | CTS Electronic Components |
| Mounting Style | Through Hole | Through Hole | SMD/SMT |
| Product Type | Crystals | Crystals | Crystals |
| Factory Pack Quantity | 100 | 100 | 1000 |
| Subcategory | Crystals | Crystals | Crystals |
| Load Capacitance | - | 18 pF | 18 pF |