Product Overview
The FA-20H is a MHz Range Crystal Unit designed for general use in electronic equipment. It offers precise frequency control with a nominal frequency of 25.000000 MHz and a frequency tolerance of 10 x 10-6 @+25C. This crystal unit complies with EU RoHS directive and is Pb-free.
Product Attributes
- Brand: Epson (implied by reference to Seiko Epson)
- Certifications: Pb free / Complies with EU RoHS directive
Technical Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Conditions / Remarks |
|---|---|---|---|---|---|---|
| Nominal frequency | f_nom | 25.000000 | MHz | Fundamental | ||
| Frequency tolerance | f_tol | -10 | +10 | x 10-6 | @+25C | |
| Frequency stability over temperature | f_tem | -20 | +20 | x 10-6 | -40C to +85C | |
| Operating temperature | T_use | -40 | +85 | C | ||
| Load capacitance | CL | 10 | pF | |||
| Shunt capacitance | C0 | 1.03 | pF | |||
| Motional resistance (ESR) | R1 | - | - | 80 | ||
| Motional inductance | L1 | - | 14.41 | - | mH | |
| Motional capacitance | C1 | - | 2.81 | - | fF | |
| Frequency aging | f_age | -1 | +1 | x10-6/yea | @+25C, First year | |
| Level of drive | DL | 10 | 100 | W | ||
| Storage temperature | T_stg | -40 | +125 | C | Storage as single product |
2410121535_EPSON-Q24FA20H00114_C255954.pdf
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