HMT325R7CFR8C Datasheet | SK Hynix

Description Registered DDR3 SDRAM DIMMs (Registered Double Data Rate Synchronous DRAM Dual In-Line Memory Modules) are low power, high-speed operation memory modules that use DDR3 SDRAM devices. These Registered SDRAM DIMMs are intended for use as main memory when installed in systems such as servers and workstations. Features - - - - - - - - - - - - - Power Supply: VDD=1.5V (1.425V to 1.575V) VDDQ = 1.5V (1.425V to 1.575V) VDDSPD=3.0V to 3.6V Functionality and operations ply with the DDR3 SDRAM datasheet 8 internal banks Data transfer rates: PC3-14900, PC3-12800, PC3-10600, PC3-8500 Bi-Directional Differential Data Strobe 8 bit pre-fetch Burst Length (BL) switch on-the-fly BL8 or BC4(Burst Chop) Supports ECC error correction and detection On-Die Termination (ODT) Temperature sensor with integrated SPD This product is in pliance with the Ro HS directive. Ordering Information Part Number HMT325R7CFR8C-H9/PB/RD HMT351R7CFR8C-H9/PB/RD HMT351R7CFR4C-H9/PB/RD HMT31GR7CFR8C-G7/H9/PB HMT31GR7CFR4C-H9/PB/RD HMT42GR7CMR4C-G7/H9/PB Density 2GB 4GB 4GB 8GB 8GB 16GB Organization 256Mx72 512Mx72 512Mx72 1Gx72 1Gx72 2Gx72 ponent position 256Mx8(H5TQG83CFR)- 9 256Mx8(H5TQ2G83CFR)- 18 512Mx4(H5TQ2G43CFR)- 18 256Mx8(H5TQ2G83CFR)- 36 512Mx4(H5TQ2G43CFR)- 36 DDP 1Gx4(H5TQ4G43CMR)- 36 # of ranks 1 2 1 4 2 4 FDHS X X X O O O - In order to uninstall FDHS, please contact sales administrator Rev. 1.0 / Jul. 2012 Key Parameters MT/s DDR3-1066 DDR3-1333 DDR3-1600 DDR3-1866 Grade -G7 -H9 -PB -RD t CK (ns) 1.875 1.5 1.25 1.07 CAS Latency (t CK) 7 9 11 13 t RCD (ns) 13.125 t RP (ns) 13.125 t RAS (ns) 37.5 36 35 34 t RC (ns) 50.625 49.5 (49.125)- 48.75 (48.125)- 47.91 (48.125)- CL-t RCD-t RP 7-7-7 9-9-9 11-11-11 13-13-13 13.5 13.5 (13.125)- (13.125)- 13.75 13.75 (13.125)- (13.125)- 13.91 13.91 (13.125)- (13.125)- - SK hynix DRAM devices support optional downbinning to CL11, CL9 and CL7. SPD setting is programmed to match. Speed Grade Frequency [MHz] Grade CL6 -G7 -H9 -PB -RD 800 800 800 800 CL7 1066...