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Normal temperature Frequency Tolerance : ±10ppm
Frequency Stability : ±30ppm
Operating Temperature : -40℃~+85℃
Load Capacitance : 12pF
Frequency : 26MHz
Description : Crystal 26MHz ±10ppm 12pF SMD3225-4P
Mfr. Part # : 7U26000E12UCG
Model Number : 7U26000E12UCG
Package : SMD3225-4P
The 7U Series is a seam-sealed ceramic, 3.2*2.5mm surface mount quartz crystal unit designed for various electronic applications. It offers a stable frequency output with tight tolerances and a wide operating temperature range.
| Parameter | Specification |
| Output Frequency | 26.000000MHz |
| Vibration Mode | AT/Fundamental |
| Frequency Tolerance (@25C) | 10 ppm max |
| Load Capacitance (CL) | 12.0 PF |
| Frequency Stability Over Operating Temperature | 10ppm max (-20 C to +70 C) 30ppm max (-40 C to +85 C) |
| Operating Temperature Range | -40 C to +85 C |
| Storage Temperature Range | -40 C to +125 C |
| Shunt Capacitance (C0) | 3.0 PF Max |
| Driver Level (Typical) | 10W |
| Equivalent Series Resistance (ESR) | 40 Max |
| Aging @25C (1st year Max) | 3ppm/year |
| Testing Conditions | Ambient temperature: 255 Relative humidity: 40%~70% Measurement Equipment: S&A250B or equivalent |
| No. | Test Item | Test Condition | Standard Requirement |
| 1 | Drop | Free drop 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/low temperature in a test chamber. Low temp: -403 for 30 min, High temp: 852 for 30 min. Temp change in 3 min. | Frequency change 5ppm, Resistance change 15% before and after test |
| 4 | Hermeticity | Helium pressure: 50.5Kg/cm, Duration: 120 minutes | Leak rate 110-9Pa.m3/s |
| 5 | Resistance to Soldering Heat | Wave peak temp: 260C10C, Duration: 155 seconds | Frequency change 5ppm, Resistance change 15% before and after test |
| 6 | Solderability Test | Temperature: 260C10C, Immersion time: 31 seconds | Solder coverage 90% of pin surface after dipping |
| 7 | High Temperature and Humidity | Temperature: 60C2C, Humidity: 90%~95%, Duration: 240 hours | Frequency change 5ppm, Resistance change 15% before and after test. 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 15% before and after test |
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Stable frequency output quartz crystal unit SJK 7U26000E12UCG 26 MHz surface mount ceramic component Images |