The ECX-53BQZ and ECX-33QZ series are AEC-Q200 certified and designed for use in ruggedized environments. These crystals offer frequency tolerance of 10 ppm with operating temperatures up to +150° C. They are available in an industry standard small form factor packaging. When customers are designing a product that will have to operate at a high level in harsh conditions like a vehicle suspension or a tire pressure monitoring system, ECS’s QZ series ruggedized crystals are the perfect product for the customer's needs.