SI

SiTime

SiTime Corporation

Santa Clara, CA, United States

Unmanned SystemsSpaceDual-use
Component Supplier
Profile last updated: May 5, 2026

About

SiTime is a defense component supplier based in Santa Clara, United States working in unmanned systems, space.

SiTime is a semiconductor company that makes silicon MEMS timing products, including oscillators, TCXOs, OCXOs, resonators, clock generators, jitter cleaners and network synchronizers. Its products serve markets including communications and enterprise, automotive, datacenter and AI, mobile, industrial, and aerospace and defense. Its Endura ruggedized line conforms to MIL-PRF-55310 and targets UAV, GNSS, radio and space applications, and the company maintains a dedicated Aerospace & Defense offering. SiTime sells through direct sales, global distributors and its SiTimeDirect online store.

Location

Santa Clara, United States

Legal name

SiTime Corporation

Focus areas

MEMS timingoscillatorsTCXOOCXOclock generatorsjitter cleanersnetwork synchronizersruggedized timingGNSSPNTaerospace and defenseUAV

Languages

ENDE

Products & capabilities

Defense domains

Unmanned SystemsSpace

Supply-chain role

Component Supplier

What they offer

Components

Markets

Also sells to civilian markets

Products

Endura ruggedized MEMS timing devices

Ruggedized MEMS oscillator

Ruggedized silicon MEMS oscillators, TCXOs and Super-TCXOs for harsh environments, including shock, vibration and GNSS-challenged PNT applications. Conform to MIL-PRF-55310 and can be up-screened to standard or custom flows. Typical applications include UAV solutions, GNSS systems, radio oscillators and space oscillators.

Standards, platforms & customers

Defense standards

MIL-PRF-55310

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