Ultra Low Jitter Crystal Oscillator 3.2 x 2.5mm 2.5V/3.3V CMOS XO UX31/UX321 3.2 x 2.5mm Ceramic SMD Package: (Scale: none dimensions are in mm) Product Features Recommended Land Pattern: Ultra low phase jitter for 40G/100G systems - 0.1ps RMS max. (12kHz to 20MHz), Category 1 - 0.2ps RMS max. (12kHz to 20MHz), Category 1 - 0.3ps RMS max. (12kHz to 20MHz), Category 2 Industrial Temperature Range Pb-free & RoHS compliant CREATED USING CADSTD LITE FREEWARE FROM WWW.CADSTD.COM. NON-COMMERCIAL USE ONLY. *Extended high frequency power decoupling is recommended (see test circuit for minimum recommendation). Product Description To ensure optimal performance, do not route RF traces beneath the package. The UX31/UX321 XO series is a high performance CMOS crystal oscillator family Pin Functions: with ultra low jitter performance. It supports Pin Function various options including wider frequency range, 1 OE 1.8V/2.5V/3.3V voltage, and various stabilities. 2 Ground It is designed to meet the clock source 3 Output specifications for communication systems, and 4 V DD other high performance equipment. Part Ordering Information Category 1: Applications UX31 XXX YYY Networking systems *Not for all frequencies in the YYYY = SpecificationCode frequency range. Please contact Servers and storage systems XXX = FrequencyCode sales for details. Profession video equipments ProductFamily Test and measurement Part Ordering Information Category 2: FPGA/ASIC clock generation UX 32 1 V I FFFF.FFFFFF B C A Voltage: Stability and Temp Range: Frequency: Stability Temp Range 1=+3.3V FFFF.FFFFFF A = +/-20 ppm -20/+70C 2=+2.5V B = +/-25 ppm -20/+70C MHz, 4 digits/decimal/6 digits format C = +/-50 ppm -20/+70C 3=+1.8V D = +/-25 ppm -40/+85C E = +/-50 ppm -40/+85C Diodes Incorporated US: +1-408-232-9100 TW: +886-3-4518888 www.diodes.com 16-0047 A product Line of All specifications are subject to change without notice. UX31/UX321 Rev B 08/19/16 1 Diodes Incorporated2.5V/3.3V CMOS XO UX31/UX321 Ultra Low Jitter Crystal Oscillator 3.2 x 2.5mm Electrical Performance Parameter Min. Typ. Max. Units Notes Output Frequency 50 156.25 MHz 3.135 3.3 3.465 Supply Voltage 2.375 2.5 2.625 V See ordering options 1.71 1.8 1.89 Supply Current, Output Enabled 25 mA Supply Current, Output Disabled 10 uA Frequency Stability 50 ppm See ordering options Operating Temperature Range -40 +85 C See ordering options Output Logic 0, V 0.4 V OL Output Logic 1, V V -0.4 V OH DD Output Load 15 pF Duty Cycle 45 55 % Measured 50% V DD Rise and Fall Time 5 ns Measured 20/80% of waveform 0.1 ps 12kHz to 20 MHz frequency band, See Jitter, Phase RMS (1-), Category 1 ordering information category 1 0.2 ps 12kHz to 20 MHz frequency band, See Jitter, Phase RMS (1-), Category 2 0.3 ps ordering information category 2 Jitter, pk-pk 40 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 othere 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 Internal Pullup Resistance 30 k Output Disable Delay 200 ns Output Enable Delay 2 ms Start up Time 2 ms Absolute Maximum Ratings Parameter Min. Typ. Max. Units Notes Storage Temperature -55 +125 C For the latest product information visit: