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CPPT7-LT0PT is listed in the Programmable Oscillators range at ChipApex. The manufacturer field lists Cardinal Components Inc.. Its product description is OSC PROG TTL 3.3V 50PPM EN/DS. Review the specifications below when checking this part for your BOM.
The CPPT7-LT0PT is a field-programmable crystal oscillator manufactured by Cardinal Components Inc. It features a TTL output interface and operates at a supply voltage of 3.3V. The device supports a programmable frequency range from 1 MHz to 100 MHz with a frequency stability of ±50 ppm. It is housed in a compact 4-SMD, No Lead package with physical dimensions of 7.00mm x 5.00mm and a maximum seated height of 1.90mm. The component includes an enable/disable function and is RoHS compliant.
Verify that the specific part number matches the required TTL output type and 3.3V operating voltage. Confirm the ±50 ppm stability requirement aligns with system timing needs. Ensure the 4-SMD package footprint corresponds to the PCB layout. Check for RoHS compliance documentation if environmental regulations apply to the final assembly.
Select this component when a programmable clock source is required for automotive or industrial applications. The TTL output level must be compatible with downstream logic inputs. Consider the 1 MHz to 100 MHz range against the target system clock requirements. The enable feature allows for dynamic power control during idle states.
This model belongs to the CPPT7 series of programmable oscillators from Cardinal Components. The series offers various output types including CMOS and TTL, with different voltage options such as 2.7V and 5V. The LT0PT suffix indicates the specific 3.3V TTL variant with ±50 ppm stability, distinguishing it from other series members like the BP-FREQ1TS which may have different electrical characteristics.
Direct substitutes include other CPPT7 series variants with matching TTL outputs and 3.3V operation, such as CPPT7-HZ06T if stability and voltage parameters are verified. Cross-reference pinout and package dimensions to ensure mechanical compatibility without redesigning the PCB footprint.
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