
Memory Module Specifi cations
KVR26N19D8/16
16GB 2Rx8 2G x 64-Bit PC4-2666 
CL19 288-Pin DIMM
DESCRIPTION
This document describes ValueRAM's KVR26N19D8/16 is a 2G x 
64-bit (16GB) DDR4-2666 CL19 SDRAM (Synchronous DRAM), 2Rx8, 
memory module, based on sixteen 1G x 8-bit FBGA components. The 
SPD is programmed to JEDEC standard latency DDR4-2666 timing of 
19-19-19 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
•  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
SPECIFICATIONS
CL(IDD) 
Row Cycle Time (tRCmin) 
Refresh to Active/Refresh
Command Time (tRFCmin) 
Row Active Time (tRASmin) 
Maximum Operating Power 
UL Rating 
Operating Temperature 
Storage Temperature
*Power will vary depending on the SDRAM used.
19 cycles
45.75ns(min.) 
350ns(min.)
32ns(min.) 
TBD W* 
94 V - 0
o
 C to +85o C
0
o
 C to +100o C
-55
•  Dual-rank
•  On-board I2 serial presence-detect (SPD) EEPROM
•  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
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Continued >>
Document No. VALUERAM1596-001.A00   06/09/17   Page 1

continued HyperX
MODULE DIMENSIONS
Front
3.00
Back
All measurements are in millimeters.
(Tolerances on all dimensions are ±0.12 unless otherwise specified)
133.35
129.55
2.10±0.15
31.25
Pin 1
0.15
3.35
2.70
28.90
The product images shown are for illustration purposes only and may not be an exact representation of the product. 
Kingston reserves the right to change any information at anytime without notice.
64.60
56.10
22.95
11.00
8.00
17.60
14.60
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All rights reserved. All trademarks and registered trademarks are the property of their respective owners.
Document No. VALUERAM1596-001.A00   Page 2