Memory Module Specifications KVR21E15D8/8 8GB 2Rx8 1G x 72-Bit PC4-2133 CL15 288-Pin DIMM DESCRIPTION This document describes ValueRAM's KVR21E15D8/8 is a 1G x 72-bit (8GB) DDR4-2133 CL15 SDRAM (Synchronous DRAM), 2Rx8, ECC, memory module, based on eighteen 512M x 8-bit FBGA components. The SPD is programmed to JEDEC standard latency DDR4-2133 timing of 15-15-15 at 1.2V. Each 288-pin DIMM uses gold contact fingers. The electrical and mechanical specifications are as follows: FEATURES * Power Supply: VDD=1.2V Typical SPECIFICATIONS CL(IDD) 15 cycles Row Cycle Time (tRCmin) 46.5ns(min.) Refresh to Active/Refresh Command Time (tRFCmin) 260ns(min.) Row Active Time (tRASmin) 33ns(min.) Maximum Operating Power TBD W* UL Rating 94 V - 0 Operating Temperature 0o C to +85o C Storage Temperature -55o C to +100o C *Power will vary depending on the SDRAM used. * VDDQ = 1.2V Typical * VPP - 2.5V Typical * VDDSPD=2.2V to 3.6V * Nominal and dynamic on-die termination (ODT) for data, strobe, and mask signals * Low-power auto self refresh (LPASR) * Data bus inversion (DBI) for data bus * On-die VREFDQ generation and calibration * Dual-rank * On-board I2 serial presence-detect (SPD) EEPROM * Temperature sensor with integrated SPD * 16 internal banks; 4 groups of 4 banks each * Fixed burst chop (BC) of 4 and burst length (BL) of 8 via the mode register set (MRS) * Selectable BC4 or BL8 on-the-fly (OTF) * Fly-by topology * Terminated control command and address bus * PCB: Height 1.23" (31.25mm) * RoHS Compliant and Halogen-Free Continued >> kingston.com Document No. VALUERAM1495-001.A00 1/14/16 Page 1 continued HyperX MODULE DIMENSIONS 133.35 129.55 31.25 2.10 0.15 Pin 1 Detail A 3.35 Pin 47 64.60 28.90 kingston.com Detail B Pin 35 Detail D Detail E 14.60 17.60 8.00 11.00 2.700.15 3.00 Detail C Pin 105 Pin 117 56.10 22.95 Document No. VALUERAM1495-001.A00 Page 2