SJK Crystal is a professional manufacturer of high-performance Differential Crystal Oscillators, providing low-jitter, high-frequency timing solutions for high-speed communication, networking, data centers, and precision electronic systems.

Our differential oscillators support multiple industry-standard differential output formats, including LVDS, LVPECL, HCSL, and CML, delivering exceptional signal integrity, ultra-low phase jitter, and excellent electromagnetic interference (EMI) performance. With output frequencies ranging from 1 MHz to 850 MHz (custom frequencies available up to higher ranges upon request), SJK differential oscillators are designed to meet the demanding requirements of next-generation high-speed digital applications.

Available in SMD 2016, SMD 2520, SMD 3225, SMD 5032, and SMD 7050 packages, our products support 1.8V, 2.5V, and 3.3V supply voltages and offer outstanding frequency stability, fast start-up time, low power consumption, and wide operating temperature ranges.

SJK Differential Oscillators are widely used in 5G infrastructure, AI servers, Ethernet switches, optical communication modules, PCIe systems, FPGA clock generation, data centers, industrial automation, and automotive electronics.

Free engineering samples and downloadable PDF datasheets are available to support your product development.

SJK Differential Oscillators are available with a complete range of high-speed differential outputs, including: LVDS (Low Voltage Differential Signaling), LVPECL (Low Voltage, Positive Emitter Coupled Logic), HCSL (High-Speed Current Steering Logic), CML (Current Mode Logic)

These output formats provide superior signal integrity and are fully compatible with modern FPGAs, CPUs, ASICs, Ethernet PHYs, PCIe chipsets, SerDes devices, and high-speed networking processors.

To support various PCB layouts and system designs, SJK offers differential oscillators in multiple industry-standard packages: SMD 2016 – Ultra-miniature package for compact electronic devices, SMD 2520 – Space-saving solution for portable and networking products, SMD 3225 – Standard package for industrial and communication applications, SMD 5032 – High-performance package for networking and telecom equipment, SMD 7050 – Premium package for ultra-low jitter and high-frequency applications

SJK Differential Oscillators are engineered for demanding timing applications, featuring: Frequency Range: 1 MHz to 850 MHz, Ultra-Low Phase Jitter, Excellent Frequency Stability, Low Phase Noise, Fast Start-Up Time, Low Power Consumption, Wide Operating Temperature Range, Supply Voltages: 1.8V / 2.5V / 3.3V

Output Types: LVDS / LVPECL / HCSL / CML

Custom frequencies, frequency stability, output logic, operating temperature ranges, and electrical specifications are available upon request.

SJK Differential Oscillators are ideal for high-speed timing and synchronization applications, including: 5G Base Stations, AI Servers and Data Centers, Optical Transceivers (SFP, SFP+, QSFP, QSFP-DD), Ethernet Switches and Routers, PCI Express (PCIe) Systems, FPGA and ASIC Clock Generation, High-Speed Networking Equipment, Storage Systems, Industrial Automation, Test & Measurement Equipment, Automotive Ethernet, Precision Communication Systems, Custom Differential Oscillator Solutions

As an experienced Differential Crystal Oscillator manufacturer, SJK Crystal provides both standard and custom differential oscillator solutions to meet diverse application requirements. We offer customized frequencies, output logic, frequency stability, operating voltage, package options, and environmental specifications.

Backed by advanced manufacturing capabilities, rigorous quality control, rapid sample delivery, and dedicated engineering support, SJK delivers reliable frequency control solutions for OEM, ODM, and EMS customers worldwide.