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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±30ppm
Load Capacitance:
12.5pF
Operating Temperature:
-40℃~+85℃
Frequency:
32.768kHz
Mfr. Part #:
7RC32768F12UC
Package:
SMD2012-2P
Key Attributes
Model Number:
7RC32768F12UC
Product Description
Product Overview
The CRYSTAL RESONANCER SERIES 7RC is a SMD 2.0*1.2mm tuning fork watch crystal designed for a wide frequency range and small size. It is suitable for applications in microprocessor systems and consumer electronics, offering reliable performance in a compact package with tape & reel availability.
Product Attributes
- Brand: SJK (implied by P N/ SJK)
- Origin: Shenzhen, China
- Certifications: RoHS, REACH, HF
- Minimum Packaging: 3000 pcs/reel
- Moisture Sensitivity Level: Level 1
Technical Specifications
| Parameter | Value | Unit | Notes |
| Product Name | SMD 2.0*1.2MM TUNING FORK WATCH CRYSTAL | SERIES 7RC | |
| Part Number | 7RC32768F12UC | SJK P/N | |
| Frequency | 32.768 | KHz | Center Frequency |
| Frequency Tolerance | ±20 | ppm | at 25°C |
| Load Capacitance (CL) | 12.5 | PF | |
| ESR (Equivalent Series Resistance) | 90 | KΩ Max | |
| Turnover Temperature | 25 ± 3 | °C | |
| Frequency Stability vs Temperature Range | -40 to +85 | °C | |
| Storage Temperature Range | -55 to +125 | °C | |
| Operating Temperature Range | -40 to +85 | °C | |
| Shunt Capacitance (C0) | 0.9 | pF Typ | |
| Dynamic Capacitance (C1) | 2.6 | fF Typ | |
| Driver Level (Typical) | 1 | µW Max | |
| Insulation Resistance | 500 | MΩ MIN | at DC100V±15V |
| Aging @ 25°C (1st year Max) | ±3 | ppm/year max | |
| Frequency Temperature Curve | -0.04 | ppm/°C² MAX | |
| Dimensions | 2.0*1.2 | MM | |
| Reflow Condition | 260°C MAX | Lead-free soldering, subject to confirmation of specific process. Can withstand 2 reflows under normal conditions. |
2207271530_SJK-7RC32768F12UC_C252396.pdf
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