Global Leader in Frequency Control & Timing Devices
Connect the world with smaller size, higher frequency, and higher reliability frequency products
32.768 kHz Tuning Fork Crystal
Ultra-miniature 1.6 x 1.0mm avaiable
AEC-Q200 Automotive Grade
High stability, high reliability, high operating temperature
Precise Timing Solution for 5G Telecommunication
Low phase noise, high precision, tight stability
Data Center Solution Provider
Low Latency & Low Phase Noise and Jitter
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Our wide range of crystal units include MHz crystal, 32.768 kHz tuning fork crystal, and thermistor crystal in applications such as consumer electronics, wearable devices, and mobile phone.
A wide range of high performance XO (Crystal Oscillator) features various output logic, low jitter, and low phase noise for 5G network infrastructure, data center, server, and automotive application.
TCXO (Temperature Compensated Crystal Oscillator) is a crystal oscillator with built-in characteristic circuit to compensate temperature variations in wide temperature range and maintain high frequency stability. They are widely used in IOT devices, GNSS/GPS, 5G telecommunications infrastructure, ADAS, and ︀aerospace.
A series of VCTCXO (Voltage Controlled Temperature Compensated Crystal Oscillator) with great stability in compact package size range from 2.5 x 2.0 to 1.6 x 1.2 mm, widely used in GNSS/GPS, 5G network infrastructure, and automotive.
Our VCXO (Voltage Controlled Crystal Oscillator) supports a set of standard frequencies with any combination of voltage (1.8V, 2.5V, to 3.3V) and it's ideal for applications in 5G network infrastructure, data center, and industrial markets applications.
Pulsing for Next-gen Networking
Siward has wide range of applications in the network communication industry, Wi-Fi, BT, UWB, and Rora, in order to meet technical requirements of next-generation of networking, providing higher transmission speed, longer transmission distance, and more stable network.Learn more
Every Second Counts when Everything Connected
With rapid development of technology and COVID-19 pandemic, IoT products and wearable device have penetrate into our daily life and work. Siward provides specific product with miniaturization in size, low power consumption, flexibility and durability to meet the requirement.Learn more
Capture Every Moment Over Time
Siward has been working in mobile industry for many years, supporting tier 1 mobile IC design house customers, and providing high-stability, high-precision, high-frequency products to meet various customer needs.Learn more
Timeless Heartbeat of Electronics
Siward has a comprehensive product portfolio, diverse in types, and a wide frequency and package sizes range to meet the needs of various market characteristics. We always pay close attention to the cusotmer needs and market trends, and respond quickly to accelerate time-to-market.Learn more
Driving the Future of Timing
All automotive products have passed the AEC-Q200 certification standard and comply with the IATF16949 automotive industry quality management system, which can provide highly stable and accurate clocks in extreme and high temperature environments.Learn more
Seamless Synchronization in 5G Telecommunication
Clock synchronization has always been an important aspect in wireless communications, and in the era of 5G telecommunication high-speed transmission, low-latency technology is even more important. Siward is committed to providing the most advanced frequency control solutions that meet the demanding needs of 5G technology. It has the characteristics of low phase noise, low jitter and high accuracy to ensure stable communication, precise synchronization and optimal performance. It is widely used in 5G bases stations and small cells.Learn more
Time for Next-gen Computing
As global high-performace computing (HPC) technology continues to develop, and emerging applications such as 5G, Internet of Things (IoT), electric vehicles (EV), artificial intelligence (AI), and virtual reality (AR/VR) continue to grow, cloud computing and data traffic is growing exponentially, therefore, the demand for data centers has increased significantly. Siward provides high-frequency crystal oscillators (XO), differential oscillators (HCSL, LVDS, LVPECL outputs) and voltage-controlled crystal oscillators (VCXO) with industrial standard frequency, such as 122.88MHz, 156.25MHz, and 212.5MHz. Used in applications such as data centers, servers, switches, optical modules, base stations and storage equipment.Learn more
IoT & Wearable
PC & Consumers
Frequency Stability of Oscillators
Learn the frequency stability of oscillators, its significance in system reliability, the factors af...
Understanding Jitter and Phase Noise: The Key to High-Performance Oscillators
Let's study jitter and phase noise, their role in high-performance oscillators, and how Siward's os...
Understanding TCXO: What is Temperature Compensated Crystal Oscillator and How It Works
Examine the workings, benefits, and temperature stability of Temperature Compensated Crystal Oscilla...
Industry Leader in Frequency Control & Timing Devices
In response to the rapid-growing demand for global telecommunications, Siward was established in 1988. We are world leading manufacturer in crystals and oscillators industry, providing products range from synthetic quartz to in-house design and manufacture crystal units. We focus on cutting-edge photolithography technology development and engage actively in research and development to deliver best-in-class products with excellent reliability and stability. We are able to supply a broad product portfolio, including quartz crystal, crystal oscillator (XO), TCXO, VCXO and VCTCXO to meet customers demand from different industries and applications.About Siward