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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
18pF
Frequency:
28.63636MHz
Mfr. Part #:
7U28636AE18UCG
Package:
SMD3225-4P
Key Attributes
Model Number:
7U28636AE18UCG
Product Description
Product Overview
The Series 7U is a seam-sealed ceramic surface mount quartz crystal unit with a 3.2*2.5mm package. It is designed for applications requiring stable frequency output and is available in various specifications to meet diverse electronic design needs. This product is RoHS, REACH, and HF compliant.
Product Attributes
- Brand: SJK (Shenzhen Jingkexin Industrial Co., Ltd.)
- Origin: Shenzhen, China
- Package Type: 3.2*2.5mm Surface Mount Ceramic
- Environmental Compliance: RoHS, REACH, HF
- Moisture Sensitivity Level: Level 1
- Minimum Packaging: 3000pcs/reel
Technical Specifications
| Parameter | Specification | Conditions |
| Center Frequency | 28.636360MHz | |
| Vibration Mode | AT/Fundamental | |
| Frequency Tolerance | 10 ppm max | at 25C |
| Load Capacitance (CL) | 18.0 PF | |
| Frequency Stability Over Operating Temperature | 10ppm max | -20 C to +70 C |
| Frequency Stability Over Operating Temperature | 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% | Standard atmospheric conditions |
| Measurement Equipment | S&A250B or equivalent |
2207271530_SJK-7U28636AE18UCG_C524761.pdf
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