Silicon Labs Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers SI5344D-B04676-GM

The SI5344D-B04676-GM is a clock generator and jitter attenuator that features four input clocks and four output clocks, housed in a compact 44-QFN package. It supports a wide output frequency range from 100 Hz to 1028 MHz for differential outputs and up to 250 MHz for LVCMOS outputs. The device is designed to generate any combination of output frequencies from any input frequency, ensuring flexibility in various applications. It boasts ultra-low jitter performance of 90 fs rms and is compliant with ITU-T G.8262 (SyncE) standards. The SI5344D offers programmable jitter attenuation bandwidth, allowing for optimization based on specific application requirements. It includes features such as hitless input clock switching, free-run and holdover modes, and status monitoring capabilities. The device can be configured via a serial interface (I2C or SPI) and supports in-circuit programmable non-volatile memory for easy setup. Operating temperature ranges from -40 to +85 °C, making it suitable for a variety of environments. This product is ideal for applications in networking line cards, OTN muxponders, and synchronous Ethernet systems.