DDR4 Register Clock Driver (RCD)

IDT’s JEDEC-compliant 4RCD0232K is a Gen 2.5 DDR4 registered clock driver (RDC) for enterprise class server RDIMMs, LRDIMMs and UDIMMs operating with a 1.2V supply. It features a 32-bit 1:2 register command, address buffer with parity designed for 1.2V VDD operation.

Features

  • JEDEC-compliant RCD  
  • DDR4-1600/1866/2133/2400/2667/2933/3200
  • Optimized for JEDEC DDR4 2667 MT/s RDIMM, LRDIMM and UDIMM
  • Designed to be used with 4DB0232KC (DDR4 Gen 2.5 DB) and TSE2004GB2C0 (DDR4 temperature sensor)
  • Supports CKE power down operation modes
  • Support quad chip select operation
    • Direct dual CS mode
    • Direct quadCS mode
  • Encoded quad CS mode
  • Pinout optimized DDR4 RDIMM, LRDIMM and UDIMM PCB layout
  • Provides access to internal control words for configuring the device features and adapting in different RDIMM and system applications
  • Available in 253-ball dual-pitch (0.50mm/0.65mm), 15 x 20 grid, rectangular ball grid array package