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SX3M66.666B20F30TNN is listed in the Oscillators range at ChipApex. The manufacturer field lists Shenzhen SCTF Electronics. Its product description is XTAL OSC XO 66.6660MHz CMOS SMD. Review the specifications below when checking this part for your BOM.
The SX3M66.666B20F30TNN is a surface-mount CMOS crystal oscillator manufactured by Shenzhen SCTF Electronics. It operates at a nominal frequency of 66.666 MHz with a full temperature range stability of ±30 ppm. The device utilizes a 3.3V supply voltage and features an enable/disable control function via its input pin. Packaged in a compact SMD3225-4P footprint, it supports standard CMOS output levels suitable for digital logic interfacing.
Verify the specific suffix 'B' against the manufacturer's official datasheet to confirm the 3.3V operating voltage and enable/disable pin configuration. Ensure the SMD3225-4P package dimensions align with your PCB layout constraints. Confirm RoHS3 compliance status if required by your environmental regulations before finalizing procurement orders.
Select this component when a precise 66.666 MHz reference is required for systems operating at 3.3V logic levels. The ±30 ppm stability is suitable for general-purpose digital applications rather than high-precision RF requirements. Consider the enable feature if dynamic power saving is necessary during idle states.
This model belongs to the SCTF SX3M series of surface-mount oscillators. It shares the SMD3225-4P form factor with other variants in the family but differs in frequency and voltage specifications. The part number structure indicates specific tolerance and packaging options defined by the manufacturer.
Direct substitutes must match the 66.666 MHz frequency, 3.3V supply, and SMD3225-4P package. Verify pinout compatibility and CMOS output characteristics to ensure seamless integration without circuit modification.
Explore related parts through Crystals, Oscillators, Resonators, all product categories, ChipApex homepage.

SX3M66.666B20F30TNN is listed in the Oscillators range at ChipApex. The manufacturer field lists Shenzhen SCTF Electronics. Its product description is XTAL OSC XO 66.6660MHz…
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