SIT8208AI-32-25E-74.175824

Oscillators Overview

The SiT8208AI-32-25E-74.175824 is a MEMS-based standard clock oscillator operating at 74.175824 MHz with ±10 ppm frequency stability. It functions within a -40°C to +85°C industrial temperature range and supports LVCMOS/LVTTL output formats. The device operates on a 2.5V supply voltage, drawing a maximum current of 31 mA during active operation and 70 µA in disable mode. It features an enable/disable control pin for power management. Packaged in a compact 4-SMD, no-lead footprint measuring 2.7 mm x 2.4 mm with a height of 0.80 mm, it utilizes surface-mount technology for integration into high-reliability electronic systems.

Oscillators Feature Summary

• MEMS-based timing solution offering superior shock and vibration resistance compared to traditional quartz oscillators.
• Integrated enable/disable functionality allows for dynamic power management and system-level energy optimization.
• Factory-programmable architecture provides design flexibility with millions of available frequency options.

Oscillators Applications

• Industrial equipment requiring reliable timing under extreme environmental conditions
• Battery management systems demanding robust performance across wide temperature ranges
• Electric vehicle charging infrastructure utilizing inherent EMI immunity

Oscillators Procurement Notes

Verify the specific part number against official SiTime documentation to ensure correct voltage, package, and frequency specifications. Confirm that the enable/disable feature aligns with system power requirements. Check RoHS compliance status and manufacturing origin details prior to ordering. Ensure compatibility with existing PCB footprints and signal integrity standards for LVCMOS/LVTTL interfaces.

Oscillators Selection Notes

Select this component when a 74.175824 MHz reference is required with strict ±10 ppm stability in industrial environments. The 2.5V supply and low standby current make it suitable for power-sensitive applications. Consider the 4-SMD package size for space-constrained designs. Validate that the enable pin logic matches the host controller's output capabilities before finalizing the selection.

Oscillators Part Context

This oscillator belongs to the SiT8208 series, designed for high-reliability applications where MEMS technology provides advantages over quartz. The series supports various voltages and packages, catering to diverse industrial and automotive needs. This specific variant targets systems requiring precise timing with low power consumption and enhanced durability against mechanical stress and electromagnetic interference.

Oscillators FAQ

Does this oscillator support power-down modes?

Yes, the SiT8208AI-32-25E-74.175824 includes an enable/disable pin that reduces current consumption to 70 µA when deactivated.

What is the physical footprint of this component?

The device is housed in a 4-SMD, no-lead package with dimensions of 2.7 mm x 2.4 mm and a maximum height of 0.80 mm.