RC32312A002GN1#BB0

Clock Buffers, Drivers Overview

The RC32312A002GN1#BB0 is a FemtoClock 3 ultra-low noise clock synthesizer manufactured by Renesas Electronics. It provides eight differential outputs with frequencies ranging from 0.001 MHz to 1000 MHz. The device supports input sources including crystal, LVPECL, HCSL, LVDS, CML, and LVCMOS. It operates on a 1.8V core voltage and features output types such as HCSL, LVDS, and LVCMOS. Designed for high-performance applications, it delivers typical RMS jitter of 50fs at 312.5MHz (12KHz-20MHz) and complies with 112G SerDes jitter requirements.

Clock Buffers, Drivers Feature Summary

• Ultra-low jitter performance with typical RMS jitter of 50fs at 312.5MHz
• Supports four frequency domains via three fractional output dividers
• Flexible configuration using external EEPROM or up to four OTP configurations
• Dual communication interface options: SPI or I2C

Clock Buffers, Drivers Applications

• 100G/200G/400G/800G SerDes data center reference clocks
• 56G/112G PAM4 SerDes clock synthesis
• Data center ToR and leaf switches
• Ethernet switches and routers

Clock Buffers, Drivers Procurement Notes

Verify the specific ordering suffix BB0 against official Renesas documentation to confirm package type, temperature range, and tape-and-reel specifications. Ensure compatibility with required output voltage levels and communication protocols before procurement.

Clock Buffers, Drivers Selection Notes

Select this component for designs requiring extreme low jitter (<150 fs RMS) and multi-frequency domain generation. Confirm that the 1.8V core voltage aligns with system power rails and that the 48-pin VFQFPN package fits the PCB layout constraints.

Clock Buffers, Drivers Part Context

This part belongs to the FemtoClock 3 series, which includes variants like RC223xxA. It is an出厂可配置 (factory-configurable) device intended for network synchronization and high-speed serial data transmission applications where precise timing is critical.

Clock Buffers, Drivers Replacement Considerations

Check for other members of the FemtoClock 3 family with similar pin counts and output configurations. Verify if alternative packages or temperature grades are available within the same series.