A product Line of Diodes Incorporated The World s Smallest Ultra Low Jitter Crystal Oscillator 2.5 x 2.0mm 2.5V/3.3V LVPECL XO UX22/UX252 Package: (Scale: none dimensions are in mm) 2.5 0.2 Recommended Land Pattern: 2.70 1.50 2.5 x 2.0mm Ceramic SMD 0.70 0.60 2.0 0.2 Product Features Ultra low phase jitter for 40G/100G systems *Extended high frequency power - 0.1 to 0.2ps RMS max. (12kHz to 20MHz), decoupling is recommended (see test circuit for minimum recommendation). Category 1 To ensure optimal performance, do not route RF traces beneath the package. - 0.3ps RMS max. (12kHz to 20MHz), Category 2 0.8 0.1 Industrial Temperature Range Pin Functions: Pb-free & RoHS compliant Pin Function 1.72 TYP. 1 OE 2 NC Product Description 2 3 V EE The UX22/UX252 XO series is the world s 1 3 0.55 TYP. smallest crystal oscillator family optimized 4 Output 6 4 to save board space. The series consists of 5 Output N 5 0.70 TYP. high performance LVPECL crystal oscillators 6 V CC with ultra low jitter performance to meet strict *Not for all frequencies in the chipset requirements. It supports various options frequency range. Please contact 0.50 TYP. 0.35 TYP. including wider frequency range, 2.5V/3.3V sales for details. voltage, and various stabilities. It is designed to meet the clock source specifications for * Part Ordering Information Category 1 : communication systems, and other high UX22 XXX YYY performance equipment. YYYY = SpecificationCode XXX = FrequencyCode Applications ProductFamily * Networking Systems Part Ordering Information Category 2 : Servers and Storage Systems UX 252 V I FFFF.FFFFFF A B C Profession Video Equipment Test and Measurement Voltage: Stability and Temp Range: Frequency: Stability Temp Range 1=+3.3V FFFF.FFFFFF FPGA/ASIC Clock Generation B = 25 ppm -20 to +70C 2=+2.5V MHz, 4 digits/decimal/6 digits format C = 50 ppm -20 to +70C D = 25 ppm -40 to +85C E = 50 ppm -40 to +85C *Please contact us for custom requirements for your specific application needs Diodes Incorporated US: +1-408-232-9100 TW: +886-3-4518888 www.diodes.com July 2019 UX22/UX252 1 Diodes Incorporated Document Number DS42057 Rev 2-2 2.25 0.95 0.35 0.57 1.112.5V/3.3V LVPECL XO UX22/UX252 The World s Smallest Ultra Low A product Line of Jitter Crystal Oscillator Diodes Incorporated 2.5 x 2.0mm Electrical Performance Parameter Min. Typ. Max. Units Notes Output Frequency 100 212.5 MHz 3.135 3.3 3.465 Supply Voltage V See ordering options 2.375 2.5 2.625 Supply Current, Output Enabled 70 mA Supply Current, Output Disabled 30 uA Frequency Stability 100 ppm See ordering options Operating Temperature Range -40 +85 C See ordering options Output Logic 0, V V -1.620 V OL CC Output Logic 1, V V -1.025 V OH CC Output Load 50 to V -2V output termination CC Duty Cycle 45 55 % Measured 50% V DD Rise and Fall Time 0.4 ns Measured 20/80% of waveform 0.1 ps Offset frequency 12kHz to 20MHz, RMS Phase Jitter, Category 1 See ordering information category 1 0.2 ps Offset frequency 12kHz to 20MHz, RMS Phase Jitter, Category 2 0.3 ps See ordering information category 2 Total Period Jitter (Peak to Peak) 30 ps 100,000 random periods Notes: 1. Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25C), aging (1 year at 25C average effective ambient temperature), shock and vibration. 2. For specifications other than those listed, please contact sales. Output Enable / Disable Function Parameter Min. Typ. Max. Units Notes Input Voltage (pin 1), Output Enable 0.7 V V or open DD Input Voltage (pin 1), Output Disable (low power standby) 0.3 V V Output is Hi-Z DD Output Disable Delay 200 ns Output Enable Delay 2 ms Start up Time 10 ms Absolute Maximum Ratings Parameter Min. Typ. Max. Units Notes Storage Temperature -55 +125 C For the latest product information visit: