Kinds of Quartz Crystal Resonators and Oscillators SMD Frequency Control and Selection Components
kinds of quartz crystal resonators and oscillators SMD frequency control and selection components
1. Mobile Phone Reference
2. DMB Tuner
3. Telematics (GPS, DMB, TPMS)
Dimension&land pattern(unit:mm)
Specification
| Parameters | For Cellular | For GPS | Conditions | |||||||
| Output Frequency | 8 ~ 52 MHz | 8 ~ 52 MHz | ||||||||
| Supply Voltage | DC 1.8V to 3.3V | DC 1.8V to 3.3V | ||||||||
| Output Level | 0.8 Vp-p Min | 0.8 Vp-p Min | 10kohm//10pF | |||||||
| Current Consumption | 1.5 mA / 2.0mA Max | 1.5 mA / 2.0mA Max | 10kohm//10pF | |||||||
| Operating Temperature Range | -30~+85℃ | -30~+85℃ | ||||||||
| Storage Temperature Range | -40~+85℃ | -40~+85℃ | ||||||||
| Frequency Stability | ||||||||||
| vs. Temperature | ±2.0 ppm Max | ±0.5 ppm Max | Referenced to 25 °C | |||||||
| vs. Supply Voltage | ±0.2 ppm Max | ±0.2 ppm Max | Supply Voltage ±5% | |||||||
| vs. Load | ±0.2 ppm Max | ±0.2 ppm Max | 10kohm//10pF | |||||||
| vs. Aging | ±1.0 ppm Max | ±1.0 ppm Max | 1 Year | |||||||
| Frequency Tolerance (Initial) | ±1.0 ppm Max | ±1.0 / ±0.5 ppm Max | 25 °C | |||||||
| Frequency Tolerance (After Reflow) | ±1.0 ppm Max | ±1.0 ppm Max | Referenced to 25 °C | |||||||
| AFC Characteristics | Custom spec. | Custom spec. | ||||||||
| Harmonics | -8 dBc Max | -8 dBc Max | ||||||||
| Frequency Slope | ±0.3 ppm/ °C (design guarantee) | ±0.1 ppm/ °C | -20 °C to +70 °C | |||||||
ultra thin lead-free VCTCXO 2520 voltage controlled crystal oscillator radio frequency crystals
SMD process flow
SMD crystal oscillator 7050 piezoelectric quartz crystal with ic 12.000mhz
DIP process flow
SMD crystal oscillator TCXO 3225 piezoelectric quartz crystal with ic 13.000mhz piezo oscillator
Blank process flow

Simple packaged crystal oscillator
Market
SMD crystal oscillator TCXO 3225 piezoelectric quartz crystal with ic 19.2mhz piezo oscillator
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