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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
9pF
Frequency:
12MHz
Mfr. Part #:
7U12000E09UCG
Package:
SMD3225-4P
Key Attributes
Model Number:
7U12000E09UCG
Product Description
Product Overview
The Series 7U quartz crystal unit is a seam-sealed ceramic component in a 3.2*2.5mm surface mount package. It offers reliable performance for various electronic applications requiring precise frequency control.
Product Attributes
- Brand: SJK
- Origin: Shenzhen, China
- Certifications: RoHS, REACH, HF
- Packaging: 3000pcs/real
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Specification | Notes |
| Output Frequency | 12.000000MHz | Fundamental Frequency |
| Frequency Tolerance (@25C) | ±10 ppm max | |
| Load Capacitance (CL) | 9.0 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) | 10µW | |
| Equivalent Series Resistance (ESR) | 100Ω Max | |
| Aging @25°C (1st year Max) | ±3ppm/year | |
| Testing Conditions | Ambient temperature: 25±5°C Relative humidity: 40%~70% | Standard atmospheric conditions |
Reliability Test Specification
| No. | Test Item | Test Conditions | Standard Requirement |
| 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 | Cycle 25 times: Low temp -40±3°C (30 min), High temp 85±2°C (30 min). Temp transition 3 min. | Frequency change ≤±5ppm, Resistance change ≤±15% before and after test |
| 4 | Hermeticity | Helium pressure: 5±0.5Kg/cm2, Duration: 120 minutes | Leak rate: ≤1×10-9Pa.m3/s |
| 5 | Soldering Heat Resistance | Wave peak temp: 260°C±10°C, Duration: 15±5 seconds | Frequency change ≤±5ppm, Resistance change ≤±15% before and after test |
| 6 | Solderability Test | Temp: 260°C±10°C, Immersion time: 3±1 seconds | Solder coverage on pins ≥90% |
| 7 | High Temp & Humidity | Temp: 60°C±2°C, Humidity: 90%~95%, Duration: 240 hours | 1. Frequency change ≤±5ppm, Resistance change ≤±15% before and after test 2. Product surface shall not be rusted |
| 8 | High Temperature Test | Temp: 85°C±2°C, Duration: 240 hours | Frequency change ≤±5ppm, Resistance change ≤±15% before and after test |
| 9 | Low Temperature Test | Temp: -40°C±2°C, Duration: 240 hours | Frequency change ≤±5ppm, Resistance change ≤±15% before and after test |
| 10 | Life Test | Voltage: 5V, Temp: 25°C, Duration: 1000 hours | Frequency change ≤±5ppm, Resistance change ≤15% before and after test |
2207271530_SJK-7U12000E09UCG_C524716.pdf
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