353NB5C447T

Oscillators Overview

The CTS-Frequency Controls 353NB5C447T is a Voltage-Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 44.736 MHz. It utilizes an HCMOS output format and functions within a supply voltage range of 2.38 V to 2.5 V, with a maximum current consumption of 25 mA. The device offers a frequency stability of ±25 ppm and supports an enable/disable control function. Designed for surface-mount applications, it features a 6-SMD, no-lead package measuring 5.00 mm x 3.20 mm x 1.40 mm. The operational temperature range extends from -20°C to +70°C, ensuring reliability in standard industrial environments.

Oscillators Feature Summary

• Integrated enable and disable functionality for power management
• Compact 6-SMD surface-mount package design
• HCMOS logic output compatibility

Oscillators Applications

• Telecommunications equipment requiring precise clocking
• Data communication systems utilizing VCXO modulation
• Industrial control systems needing stable frequency references

Oscillators Procurement Notes

Verify the specific supply voltage requirements against your system design, as this component operates at 2.5V. Confirm that the -20°C to +70°C temperature range aligns with your environmental specifications. Ensure the HCMOS output level matches your receiving circuit's input thresholds. Cross-reference the 6-SMD footprint dimensions during PCB layout to guarantee mechanical fit. Validate the enable/disable pin configuration with your schematic before finalizing the order.

Oscillators Selection Notes

Select this model when a 44.736 MHz reference is required with moderate frequency stability. The 2.5V supply makes it suitable for low-power digital circuits. Consider the enable feature if dynamic power saving is necessary. Compare against other 353 series variants if different frequencies or voltage levels are needed. Ensure the load capacitance requirements of your application match the oscillator's specifications for optimal performance.

Oscillators Part Context

This component belongs to the CTS 353 Series of VCXOs, which are designed for surface-mount technology. The series provides various frequency options and voltage levels to support diverse electronic applications. The 353NB5C447T specifically addresses needs for 44.736 MHz generation with enable capabilities. It shares the same physical footprint with other models in the family, facilitating design flexibility across product lines.

Oscillators Replacement Considerations

Publicly confirmed substitute part numbers include 353LB5C447T and 353TB5C447T. These alternatives share similar specifications within the 353 series. Verify electrical parameters such as supply voltage and frequency stability before substitution. Ensure the pinout and package dimensions remain compatible with existing PCB layouts.