Click to expand full text
ZL30121 SONET/SDH Low Jitter System Synchronizer
Data Sheet
Features
• Supports the requirements of Telcordia GR-253 and GR-1244 for Stratum 3, 4E, 4 and SMC clocks, and the requirements of ITU-T G.781 SETS, G.813 SEC, G.823, G.824 and G.825 clocks
• Internal APLL provides standard output clock frequencies up to 622.08 MHz with jitter < 3 ps RMS suitable for GR-253-CORE OC-12 and G.813 STM-16 interfaces
• Programmable output synthesizers generate clock frequencies from any multiple of 8 kHz up to 77.