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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Load Capacitance:
12.5pF
Operating Temperature:
-40℃~+85℃
Equivalent Series Resistance(ESR):
90kΩ
Frequency:
32.768kHz
Mfr. Part #:
X1A0000610002
Package:
SMD2012-2P
Key Attributes
Model Number:
X1A0000610002
Product Description
Product Overview
The FC-12D and FC-12M are crystal units designed for high reliability and performance. They are suitable for various electronic applications, including smart cards and small electronic devices. Both models offer a nominal frequency of 32.768 kHz and are manufactured to meet international quality and environmental standards.
Product Attributes
- Brand: Seiko Epson
- Origin: Japan (manufacturing bases)
- Certifications: ISO 14001, ISO 9001, ISO/TS 16949
- Environmental Compliance: RoHS Directive, Lead-free
Technical Specifications
| Item | Symbol | FC-12D Specification | FC-12M Specification | Conditions |
| Rated Frequency Range | f_nom | 32.768 kHz | 32.768 kHz | 32 kHz ~ 77.5 kHz (Contact for other frequencies) |
| Storage Temperature | T_stg | -55 ℃ ~ +125 ℃ | ||
| Operating Temperature | T_use | -40 ℃ ~ +85 ℃ | ||
| Drive Level | DL | 0.25 µW Max. | 0.5 µW Max. | |
| Frequency Tolerance (Standard) | f_tol | ±20 × 10-6 | ±30 × 10-6 | +25 ℃, DL=0.1 µW (Contact for tighter tolerance) |
| Turning Point Temperature | Ti | +25 ℃ ±5 ℃ | ||
| Frequency Temperature Coefficient | B | -0.04 × 10-6 / ℃2 Max. | ||
| Load Capacitance | CL | 7 pF, 9pF, 12.5pF | 12.5pF | Specify (Contact for other values) |
| Equivalent Series Resistance (ESR) | R1 | 75 kΩ Max. | 90 kΩ Max. | 90 kΩ ~ 65 kΩ |
| Equivalent Series Capacitance | C1 | 3.7 fF Typ. | 6.4 fF Typ. | 7.0 fF ~ 2.7 fF |
| Shunt Capacitance | C0 | 0.8 pF Typ. | 1.3 pF Typ. | 1.6 pF ~ 0.8pF |
| Frequency Aging | f_age | ±3 × 10-6 / year Max. | +25 ℃, First Year | |
| External Dimensions | 2.05 × 1.2 × 0.6 mm | 2.05 × 1.25 × 0.35 mm | ||
| Application | Small electronic products | Smart cards | (Contact for other applications) | |
2412052036_EPSON-X1A0000610002_C55208.pdf
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