SIT3808AI-D2-33EE-24.576000

Oscillators Overview

The SiTime SIT3808AI-D2-33EE-24.576000 is a MEMS-based Voltage Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 24.576 MHz. It utilizes LVCMOS output format and functions within a supply voltage range of 2.97 V to 3.63 V, typically centered at 3.3 V. The device supports an enable/disable control function and is housed in a 6-SMD, no lead package measuring 7.00 mm x 5.00 mm with a maximum height of 1.00 mm. It maintains a frequency stability of ±50 ppm across the industrial temperature range of -40°C to +85°C.

Oscillators Feature Summary

• Integrated MEMS resonator technology providing robust timing performance
• Voltage-controlled operation allowing for frequency tuning via external control signals
• Built-in enable and disable functionality for power management optimization
• LVCMOS output interface compatible with standard digital logic levels

Oscillators Applications

• Low-power embedded system designs requiring precise clock sources
• Communication equipment needing stable frequency generation
• Consumer electronics utilizing MEMS timing solutions
• Industrial applications demanding reliability across wide temperature ranges

Oscillators Procurement Notes

Verify the specific suffix codes against official SiTime documentation to ensure correct pinout, tolerance, and packaging configuration. Confirm that the 6-SMD footprint matches the target PCB layout dimensions. Check RoHS compliance status and manufacturing origin details required by the end-product specifications before finalizing the order.

Oscillators Selection Notes

Select this component when voltage-controlled frequency adjustment is required alongside MEMS reliability benefits. Ensure the design accommodates the 7.00 mm x 5.00 mm package size and 3.3 V supply constraints. Validate that the ±50 ppm stability meets the system's jitter and synchronization requirements compared to fixed-frequency alternatives.

Oscillators Part Context

This part belongs to the SiT3808 series of MEMS VCXOs from SiTime. It represents a shift from traditional quartz oscillators to silicon-based timing solutions, offering greater configurability and supply chain resilience. The series is designed to address space and power constraints in modern electronic devices while maintaining high precision.

Oscillators Replacement Considerations

Direct cross-replacement requires matching the VCXO functionality, 24.576 MHz frequency, and 6-SMD package. Verify if alternative MEMS VCXOs support the same enable/disable control logic and LVCMOS output swing. Consult manufacturer substitution guides for electrically equivalent parts with identical thermal and electrical characteristics.