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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
18pF
Frequency:
12.288MHz
Mfr. Part #:
7U12288E18UCG
Package:
SMD3225-4P
Key Attributes
Model Number:
7U12288E18UCG
Product Description
Product Overview
The Series 7U Quartz Crystal Unit is a seam-sealed ceramic surface mount component with a 3.2x2.5mm package. It is designed for applications requiring precise frequency control and offers stable performance over a wide operating temperature range. This product is RoHS, REACH, and HF compliant.
Product Attributes
- Brand: SJK
- Origin: Shenzhen, China
- Material: Ceramic
- Certifications: RoHS, REACH, HF
- Package Type: 3.2*2.5mm Surface Mount
- Minimum Packaging: 3000pcs/reel
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Specification | Condition |
| Product Name | QUARTZ CRYSTAL UNIT SERIES 7U | |
| Package | 3.2*2.5MM SURFACE MOUNT PACKAGE | |
| Part Number (P/N SJK) | 7U12288E18UCG | |
| Output Frequency | 12.288000MHz | |
| Mode | AT/Fundamental Frequency | |
| Frequency Tolerance (@25C) | 10 ppm max | |
| Load Capacitance (CL) | 18.0 PF | |
| Frequency Stability (Operating Temp) | 10ppm max | -20 C to +70 C |
| Frequency Stability (Operating Temp) | 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) | 100 Max | |
| Aging @25C (1st year Max) | 3ppm/year | |
| Testing Condition (Standard) | Ambient temperature: 255, Relative humidity: 40%~70% | |
| Measure Equipment | S&A250B or equivalent |
2207271530_SJK-7U12288E18UCG_C524718.pdf
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