时钟合成器/抖动清除器 Frequency Translator IC
* Fourth generation FemtoClock® NG technology * Universal Frequency Translator/Frequency Synthesizer * Two outputs * One programmable as LVPECL or LVDS * One LVCMOS * Both outputs may be set to use 2.5V or 3.3V output levels * Programmable output frequency: 1.0MHz to 250MHz * Two differential inputs support the following input types: LVPECL, LVDS, LVHSTL, HCSL * Input frequency range: 8kHz - 710MHz * Crystal input frequency range: 16MHz - 40MHz * Two factory-set register configurations for power-up default state * Power-up default configuration pin or register selectable * Configurations customized via One-Time Programmable ROM * Settings may be overwritten after power-up via I2C * I2C Serial interface for register programming * RMS phase jitter at 125MHz, using a 40MHz crystal 12kHz - 20MHz: 558fs typical, Low Bandwidth Mode FracN * RMS phase jitter at 125MHz, using a 100MHz input clock 12kHz - 20MHz 388fs typical, High Bandwidth Mode Integer FB * -40°C to 85°C ambient operating temperature * Available in lead-free RoHS 6 package