View sy87729l datasheet:

AnyClock™ 3.3V AnyClock™ Micrel SY87729L AnyClock™ (10MHz to 365MHz) SY87729L FRACTIONAL N SYNTHESIZER FEATURES Fractional synthesizer from 10MHz to 365MHz from a single 27MHz reference oscillator AnyClock™ Generates exactly the correct frequency for common transport protocols with or without FEC DESCRIPTION Directly enables SY87721L to lock onto any data rate The SY87729L is a complete rate independent frequency within its range synthesizer integrated circuit. From a single reference Exceeds BellCore and ITU jitter generation source, this device generates a differential PECL reference specifications frequency for Micrel's SY87721L 10Mbps to 2.7Gbps Programmable via MicroWire™ interface combined CDR and CMU. Available in 32-Pin EPAD-TQFP package The SY87729L