The Renesas Electronics DDR4 Register clock driver is for Enterprise Class Server RDIMMs, LRDIMMs and UDIMMs operating with a 1.2V Vdd supply. It features a 32-bit 1:2 register command, address buffer with parity designed for 1.2V VDD operation. It has 253 lead count and has FCCSP package type.

JEDEC compliant RCD
Supports CKE Power Down operation modes
Support Quad chip select operation
Encoded QuadCS mode