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SX2B20.000F1010F30 is listed in the Crystals range at ChipApex. The manufacturer field lists Shenzhen SCTF Electronics. Its product description is CRYSTAL 20.0000MHz 10pF SMD. Review the specifications below when checking this part for your BOM.
The SX2B20.000F1010F30 is a 20 MHz passive crystal resonator manufactured by Shenzhen SCTF Electronics. It features a frequency tolerance of ±10ppm at normal temperature and a stability of ±30ppm across the operating range. The component utilizes a load capacitance of 10pF and exhibits an equivalent series resistance (ESR) of 30 Ohms. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.5x2.0mm, suitable for surface-mount assembly.
Verify the specific ESR value against the official datasheet, as conflicting data exists between 30 Ohms and 60 Ohms for similar variants. Confirm the exact package footprint matches the 2.5x2.0mm specification before integration. Ensure the supplier provides the original manufacturer's documentation to validate the ±10ppm tolerance claim.
Select this component when a 20 MHz reference signal is required with tight initial accuracy. The 10pF load capacitance must match the oscillator circuit design. Consider the 30 Ohm ESR for drive level sensitivity. This SMD form factor is appropriate for space-constrained PCB layouts requiring reliable clock generation.
This model belongs to the SX2B series of surface-mount crystals from SCTF. It shares the 2.5x2.0mm footprint with other frequencies in the lineup but differs in electrical parameters such as ESR and load capacitance based on the specific frequency code. It serves as a fundamental timing element for digital circuits.
Direct substitutes include SX2B20.000F0810F30 if 8pF load capacitance is acceptable, or SX3B20.000F1010F30 which shares identical electrical specs but may differ in physical package dimensions. Verify pin compatibility and thermal characteristics before substitution.
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