M88DR5RCD03 (Gen3 DDR5 RCD)

Product Description

M88DR5RCD03 is a Gen3 DDR5 Registering Clock Driver (RCD03) with a maximum data rate of 6400MT/s. Compliant with the latest JEDEC DDR5RCD03 specification, the RCD03 contains two separate channels and supports 1.1V VDD supply. Designed for use on DDR5 RDIMMs, it sets a new bar for DDR5 memory performance in upcoming server platforms and unlocks dramatic capacity, bandwidth, and latency improvements to meet the growing demands of data center, cloud, and AI applications.



  • Compliant with the latest JEDEC DDR5RCD03 specification
  • Speed up to 6400MT/s
  • 1.1V VDD and 1.0V VDDIO voltages
  • Two channel 1:2 registering buffer for address and control signals
  • Integrated PLL clock driver distributing one differential clock pair to five differential pairs per channel
  • Dual chip selects
  • Parity checking across CA and DPAR separately on two sub-channels
  • Output characteristics configurable through control registers
  • CA, CS and DFE training mode
  • Sideband bus interface supporting I²C and I3C Basic modes
  • Power saving modes: PDE power down, Self refresh w/wo Clock Stop modes
  • Green package: 240-ball FCBGA



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