SiTime Takes on GNSS Threats, Unveiling Jamming- and Spoofing-Resilient Precision Timing Solution

Core Insights - SiTime Corporation has launched the Endura® temperature compensated oscillator (Super-TCXO), designed for position, navigation, and timing (PNT) applications, which offers significant improvements in holdover and accuracy [1] Product Features - The ENDR-TTT provides up to 20 times longer holdover and 20 times better PNT accuracy, enhancing resistance to spoofing [1] - It features ±50 ppb stability over temperature, a -55ºC to +125ºC operating temperature range, and 30,000 g operational shock resistance, which is up to 20 times better than quartz alternatives [1] - The product also includes a typical g-sensitivity of 0.004 ppb/g, which is up to 50 times better than quartz alternatives, and ±0.5 ppm aging over 20 years, eliminating the need for field recalibration [1] Market Applications - The ENDR-TTT is targeted at GNSS receivers in aerospace, defense, and industrial markets, providing uninterrupted network operation even when GNSS signals are unavailable or degraded [1] - The product is expected to set a new standard for ruggedized Precision Timing, with a focus on superior performance, low power consumption, and compact size [1] Availability - SiTime's ENDR-TTT is currently sampling, with mass production anticipated in the first quarter of 2026 [1]