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"Specs" "Value"
Frequency 4 standard frequencies
Frequency Stability (ppm) ±20, ±25, ±30, ±50
Operating Temperature Range (°C) -20 to +70, -40 to +85, -40 to +95, -40 to +105
Package Type (mm²) 2.0x1.6, 2.5x2.0, 3.2x2.5
Oscillator Type XO-DE
Phase Jitter (rms) 41 fs
Voltage Supply (V) 1.8, 2.5, 2.8, 3.3, 1.71 to 3.63, 2.25 to 3.63
Features Ultra-low jitter, small size
Availability Production
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The Value of MEMS Accelerometers in a CBM Context

The Value of MEMS Accelerometers in a CBM Context
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America's Next Chapter

America's Next Chapter
WEBINAR: New Architecture for Greater AI Workload Efficiency in Datacenters

WEBINAR: New Architecture for Greater AI Workload Efficiency in Datacenters

Join our webinar to learn about new timing solutions that enable 3X better synchronization and 800G network connectivity.

February 20, 2025
Register Now
SiTime Elite RF parts, 5.0x3.5 mm in size, shown by a ruler on a silicon wafer background

SiTime Precision Timing Enables New Architectures for More Efficient AI Datacenters

Uniquely Enables 3X Better Synchronization and 800G Network Connectivity in a 4X Smaller Footprint Solution SANTA CLARA, Calif. --(BUSINESS WIRE)--Jan. 15, 2025-- SiTime Corporation (NASDAQ: SITM), the precision timing company, today announced the differential-ended SiT5977 Super-TCXO®, the newest

SiT5977 Differential Ended Super-TCXO FAQ

This document cannot be viewed on a mobile device or with increased screen zoom functions. Please download the document.

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Pre-Production Sampling

ECAD Tools icons
"Specs" "Value"
Frequency 156.25 MHz
Frequency Stability (ppm) ±0.1, ±0.2, ±0.25
Operating Temperature Range (°C) -40 to +85
Package Type (mm²) 5.0 x 3.5, 10-pin
Phase Jitter (rms) 80 fs
Pull Range (ppm) ±3.125, ±6.25, ±10, ±12.5, ±25, ±50, ±100, ±200, ±400
Voltage Supply (V) 3.3
Features Best-in-class dynamic stability with ±1 ppb/°C frequency over temperature slope (dF/dT)
Availability Pre-Production Sampling
Shot of a Working Data Center With Rows of Rack Servers Connected with LAN Connection Visualisation Lines

Product Spotlight: SiT5977 Super-TCXO Enables New Architecture for Greater AI Workload Efficiency in Datacenters

The new SiTime SiT5977 Super-TCXO® helps system engineers better optimize AI workload efficiency by enabling new architectures in smart network interface cards (Smart NICs), acceleration cards, switches and compute node applications. The new SiT5977 Super-TCXO is unique in the timing industry—enabling AI workload efficiency with 3X better synchronization and 800G network connectivity in a 4X smaller footprint.
Read More
5 min read
A closeup view of a vintage pendulum clock mechanism that showcases its intricate and complex design as well as elegance

The Story of Timekeeping: From Pendulum Clocks to MEMS Oscillators (Part 3 of 3)

Welcome to part 3 of our series on The Story of Timekeeping. Here, we move beyond the world of ancient timekeeping methods and the dawn of early mechanical clocks to discuss timekeeping based on the phenomenon known as isochronism—from pendulum clocks to modern MEMS oscillators.
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8 min read
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