| PartNumber | ATS040BSM-E | ATS040BSM-1 | ATS040BSM-1E |
| Description | Crystals 4MHz 18pF 30ppm -40C 85C | Crystals 4MHz 18pF Fund. -20C +70C | Crystals 4MHz 18pF Fund. -40C +85C |
| Manufacturer | - | CTS-Frequency Controls | - |
| Product Category | - | Crystals | - |
| Series | - | ATS-SM | - |
| Type | - | MHz Crystal | - |
| Packaging | - | Digi-ReelR Alternate Packaging | - |
| Mounting Style | - | SMD/SMT | - |
| Termination Style | - | SMD/SMT | - |
| Operating Temperature Range | - | - 20 C to + 70 C | - |
| Height | - | 0.169" (4.30mm) | - |
| Length | - | 12.3 mm | - |
| Width | - | 4.83 mm | - |
| Package Case | - | HC-49/US-SM | - |
| Frequency | - | 4MHz | - |
| Operating Mode | - | Fundamental | - |
| Operating Temperature | - | -20°C ~ 70°C | - |
| Mounting Type | - | Surface Mount | - |
| Size Dimension | - | 0.437" L x 0.190" W (11.10mm x 4.83mm) | - |
| Load Capacitance | - | 18pF | - |
| Tolerance | - | 30 PPM | - |
| ESR Equivalent Series Resistance | - | 120 Ohm | - |
| Ratings | - | - | - |
| Frequency Stability | - | ±50ppm | - |
| Frequency Tolerance | - | ±30ppm | - |
| ESR | - | 120 Ohms | - |