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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
12pF
Frequency:
19.2MHz
Mfr. Part #:
7U19200E12UCG
Package:
SMD3225-4P
Key Attributes
Model Number:
7U19200E12UCG
Product Description
Product Overview
The QUARTZ CRYSTAL UNIT SERIES 7U is a seam-sealed ceramic surface mount package measuring 3.2*2.5mm. It is designed for applications requiring precise frequency control, offering excellent stability and reliability.
Product Attributes
- Brand: SJK ()
- Origin: Shenzhen, China
- Package Type: 3.2*2.5mm Surface Mount Ceramic
- Certifications: RoHS, REACH, HF
- Minimum Packaging: 3000pcs/reel
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Specification |
|---|---|
| Output Frequency | 19.200000MHz |
| Vibration Mode | AT/Fundamental Frequency |
| Frequency Tolerance (at 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) | 60 Max |
| Aging @25C (1st year Max) | 3ppm/year |
| Testing Conditions (Standard) | Ambient temperature: 255; Relative humidity: 40%~70% |
| Reliability Test - Drop | 55cm onto wood board, 3 times. Freq. change 5ppm, ESR change 15% |
| Reliability Test - Vibration | 10~55Hz, 1.5mm amplitude, 2 hours per axis (X,Y,Z). Freq. change 5ppm, ESR change 15% |
| Reliability Test - Thermal Shock | 25 cycles: -403 (30min) to 852 (30min), 3min transition. Freq. change 5ppm, ESR change 15% |
| Reliability Test - Hermeticity | He pressure: 50.5Kg/cm for 120min. Leak rate 110-9Pa.m/s |
| Reliability Test - Resistance to Soldering Heat | Wave peak temp: 260C10C for 155 sec. Freq. change 5ppm, ESR change 15% |
| Reliability Test - Tinning Test | 260C10C for 31 sec. 90% pin coverage |
| Reliability Test - High Temp/Humidity | 60C2, 90%~95% RH for 240 hours. Freq. change 5ppm, ESR change 15%. No rust on surface. |
| Reliability Test - High Temp | 85C2 for 240 hours. Freq. change 5ppm, ESR change 15% |
| Reliability Test - Low Temp | -40C2 for 240 hours. Freq. change 5ppm, ESR change 15% |
| Reliability Test - Life Test | Voltage: 5V, Temp: 25, Time: 1000 hours. Freq. change 5ppm, ESR change 15% |
2207271530_SJK-7U19200E12UCG_C557192.pdf
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