| PartNumber | ATS400BSM-1 | ATS400B | ATS400B-E |
| Description | Crystals 40MHz 18pF 30ppm -20C 70C | Crystals 40MHz 18pF 30ppm -20C 70C | Crystals 40MHz 18pF 30ppm -40C 85C |
| Manufacturer | CTS | CTS | - |
| Product Category | Crystals | Crystals | - |
| RoHS | Y | Y | - |
| Termination Style | SMD/SMT | Radial | - |
| Package / Case | HC-49/US-SM | HC-49/US | - |
| Load Capacitance | 18 pF | 18 pF | - |
| Frequency | 40 MHz | 40 MHz | - |
| Tolerance | 30 PPM | 30 PPM | - |
| Frequency Stability | 50 PPM | 50 PPM | - |
| Minimum Operating Temperature | - 20 C | - 20 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Length | 11.1 mm | 10.85 mm | - |
| Width | 3.8 mm | 4.5 mm | - |
| Height | 4.3 mm | 3.68 mm | - |
| Series | ATS-SM | ATS | - |
| Packaging | Reel | Bulk | - |
| Brand | CTS Electronic Components | CTS Electronic Components | - |
| Mounting Style | SMD/SMT | Through Hole | - |
| Product Type | Crystals | Crystals | - |
| Factory Pack Quantity | 1000 | 100 | - |
| Subcategory | Crystals | Crystals | - |