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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±20ppm
Operating Temperature:
-20℃~+70℃
Load Capacitance:
12.5pF
Equivalent Series Resistance(ESR):
-
Frequency:
32.768kHz
Mfr. Part #:
306-32.768-12.5-20-20/A
Package:
MC-306
Key Attributes
Model Number:
306-32.768-12.5-20-20/A
Product Description
Product Overview
The 32.768kHz liming fork crystal unit is a widely used frequency control product. Liming's tuning-fork-type crystals offer low power consumption, making them ideal for portable applications. Their various package sizes provide customers with more choices for time management. Liming's tuning-fork-type crystals are cost-effective real-time clock products.
Product Attributes
- Brand: liming
- Product Series: 306Series
Technical Specifications
| Specification | Value | Notes |
| Nominal Frequency | 32.768000 kHz | |
| Mode of Vibration | Fundamental | |
| Frequency Stability Vs. Temperature Range | ±5 PPm | -10 ~ +60 °C |
| Frequency Stability Vs. Temperature Range | ±10 PPm | -20 ~ +70 °C |
| Frequency Stability Vs. Temperature Range | ±15 PPm | -40 ~ +85 °C |
| Frequency Stability Vs. Temperature Range | ±15 PPm | -40 ~ +105 °C |
| Frequency Stability Vs. Temperature Range | ±20 PPm | -40 ~ +125 °C |
| Frequency Stability Vs. Temperature Range | ±30 PPm | -40 ~ +125 °C |
| Frequency Stability Vs. Temperature Range | ±50 PPm | -40 ~ +125 °C |
| Frequency vs. Temperature (╧f / fM) | βx (T-TM)2 ppm | |
| Temperature Coefficient (β) | -(0.03±0.01) ppm/°C | |
| Turnover Temperature (TM) | 25±5 °C | |
| Storage Temp. Range (TSTR) | -55°C ~+125 °C | |
| Series Resistance (R1) | 65~90 KΩ | |
| Max. Level of Drive (DL) | 0.1±0.01 uW | Typ |
| Max. Level of Drive (DL) | 0.5 uW | Max |
| Aging (first year) (╧f / f0) | ±3 ppm | |
| Quality Factor (Q) | 30000~60000 | Typ |
| Shunt Capacitance (C0) | 3~7 pF | |
| Max. Load Capacitance (CL) | 6, 7, 9, 12.5 pF | (Please contact us) |
| Frequency Tolerance(f_tol) | ±20 ppm | @ 25±5 °C |
| Insulation Resistance | 500 MΩ Min. | @ DC 100±15 V |
2411261601_LIMING-306-32-768-12-5-20-20-A_C718684.pdf
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