CTS Components Crystals ATS120SM-1E is a 12.0000MHz series surface mount crystal designed for use in a variety of electronic applications. This crystal is designed to provide reliable and accurate frequency control in a wide range of operating conditions. It features a low profile design, making it ideal for use in space-constrained applications. The crystal is constructed with a ceramic package and is RoHS compliant. It has a frequency stability of ±20ppm and an operating temperature range of -20°C to +70°C. The ATS120SM-1E is a reliable and cost-effective solution for frequency control in a variety of applications.