The AS-12.000-20-EXT-SMD-TR is a 12 MHz SMD crystal from RALTRON, a leading manufacturer of frequency control products. Supreme Components International is an authorised distributor of RALTRON, ensuring you receive genuine, high-quality components. This crystal is designed for surface mount applications, offering a compact footprint and excellent stability. It is suitable for a wide range of applications, including microcontrollers, communication devices, and other electronic circuits requiring precise timing. The SMD package allows for automated assembly, reducing manufacturing costs and improving reliability. This crystal provides stable frequency output over a wide temperature range. Trust Supreme Components International for all your RALTRON component needs.