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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
18pF
Frequency:
13.56MHz
Mfr. Part #:
7U13560E18UCG
Package:
SMD3225-4P
Key Attributes
Model Number:
7U13560E18UCG
Product Description
Quartz Crystal Unit Series 7U
The 7U Series is a seam-sealed ceramic surface mount quartz crystal unit designed for various electronic applications. It offers a compact 3.2*2.5mm package, making it suitable for space-constrained designs. This series is RoHS, REACH, and HF compliant, ensuring environmental responsibility.
Product Attributes
- Brand: SJK
- Origin: Shenzhen, China
- Package: 3.2*2.5mm Surface Mount Ceramic
- Sealing: Seam Sealed
- Certifications: RoHS, REACH, HF
- Minimum Packaging: 3000pcs/reel
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Part Number (P/N SJK) | Output Frequency | Mode | Frequency Tolerance (at 25C) | Load Capacitance (CL) | Frequency Stability (-20C to +70C) | Frequency Stability (-40C to +85C) | Operating Temperature Range | Storage Temperature Range | Shunt Capacitance (C0) | Driver Level (Typical) | Equivalent Series Resistance (ESR) | Aging @ 25C (1st year Max) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7U13560E18UCG | 13.560000MHz | AT/Fundamental | 10 ppm max | 18.0 PF | 10ppm max | 30ppm max | -40 C to +85 C | -40 C to +125 C | 3.0 PF Max | 10W | 80 Max | 3ppm/year |
Testing Conditions
Standard atmospheric conditions: Ambient temperature 255, Relative humidity 40%~70%. Measurement equipment: S&A250B or equivalent.
Reliability Test Specification
| No. | Test Item | Test Conditions | Standard Requirements |
|---|---|---|---|
| 1 | Drop | Free fall from 55cm height onto a wooden board, 3 times. | Frequency change 5ppm, Resistance change 15% before and after test. |
| 2 | Vibration | Frequency: 10~55Hz, Amplitude: 1.5mm, Duration: 2 hours per direction (X, Y, Z). | Frequency change 5ppm, Resistance change 15% before and after test. |
| 3 | Thermal Shock | 25 cycles of high and low temperature in a test chamber. Low temp: -403 for 30 min, High temp: 852 for 30 min. Temp change every 3 min. | Frequency change 5ppm, Resistance change 15% before and after test. |
| 4 | Hermeticity | Helium pressure: 50.5Kg/cm, Helium pressurization time: 120 minutes. | Leak rate: 110-9Pa.m3/s |
| 5 | Resistance to Soldering Heat | Wave crest temperature: 260C10C, Duration: 155 seconds. | Frequency change 5ppm, Resistance change 15% before and after test. |
| 6 | Tinning Test | Temperature: 260C10C, Immersion time: 31 seconds. | Tinning coverage on pins 90%. |
| 7 | High Temperature and Humidity | Temperature: 60C2C, Humidity: 90%~95%, Duration: 240 hours. | 1. Frequency change 5ppm, Resistance change 15% before and after test. 2. No rust on product surface. |
| 8 | High Temperature Test | Temperature: 85C2C, Duration: 240 hours. | Frequency change 5ppm, Resistance change 15% before and after test. |
| 9 | Low Temperature Test | Temperature: -40C2C, Duration: 240 hours. | Frequency change 5ppm, Resistance change 15% before and after test. |
| 10 | Life Test | Voltage: 5V, Temperature: 25, Duration: 1000 hours. | Frequency change 5ppm, Resistance change 15% before and after test. |
2207271530_SJK-7U13560E18UCG_C524724.pdf
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