This document is a product specification for a quartz crystal unit manufactured by Aker. The product is a 3.2 x 2.5 mm SMD quartz crystal unit with a nominal frequency of 12.000 MHz and operates in the fundamental mode of oscillation. It is RoHS compliant and lead-free. The quartz crystal unit has a frequency tolerance of ±10 PPM at 25°C and frequency stability of ±10 PPM over the temperature range. The operating temperature range is -40 to +85°C (extended) and the storage temperature range is -55 to +125°C. The aging rate is ±3 PPM per year. The load capacitance is 12 pF and the maximum shunt capacitance is 5 pF. The equivalent series resistance (ESR) is 100 Ohms maximum. The maximum drive level is 500 uW. The solder reflow characteristics are +260°C for 10 seconds.
The AKER C3E-12.000-12-1010-X is a 3.2 × 2.5 mm SMD quartz crystal unit designed for precise frequency applications. It operates at a nominal frequency of 12.000 MHz with tight tolerance and stability specifications.
The device complies with RoHS and is lead‑free. Electrical specs include load capacitance, ESR, and drive level limits, while mechanical specs detail dimensions, metal cap height, and recommended land pattern. Ordering information and part number are provided for easy procurement.
| Nominal Frequency | 12.000 MHz |
|---|---|
| Frequency Tolerance at 25°C | +10 ppm |
| Frequency Stability over Temperature Range | +10 ppm Max |
| Operating Temperature Range (Extended) | -40 to +85 °C |
| Storage Temperature Range | -55 to +125 °C |
| Aging per Year | +3 ppm Max |
| Load Capacitance | 12 pF |
| Shunt Capacitance (Maximum) | 5 pF |
| Equivalent Series Resistance (ESR) | 100 Ω Max |
| Drive Level | 100 µW Typ – 500 µW Max |
| Solder Reflow Characteristics | +260 °C for 10 s Max |
| Package Size | 3.2 × 2.5 mm SMD |
The nominal frequency is 12.000 MHz.
It operates from –40 °C to +85 °C (extended range).
The part number is C3E-12.000-12-1010-X.
The document lists a recommended land pattern labeled NKER.