
DRAM MODULE
Found in 2008, Our group company have been in OEM flash memory area almost 15years, OEM DRAM Module, OEM SSD,OEM USB FLASH DRIVE, OEM TF CARD, as a professional OEM flash memory supplier, We Concentrated in offering service to major brand customers, main traders and country distributors. To better support traders and country distributors, we have regular ready goods both in HongKong and ShenZhen, we sold more than 1million pcs each month.
Introduction
Welcome to our company in China! We are proud to offer you one of our top products- the DRAM module. This is a high-quality and efficient product that serves many diverse purposes in various industries. As a manufacturer, we are always seeking ways to enhance your business, which is why we ensure to manufacture our DRAM module to the best standard possible.
Overview of DRAM Module
DRAM, which stands for Dynamic Random-Access Memory, is a type of memory widely used in computers, smartphones, and other electronic devices. It is a volatile memory, meaning that it loses the stored data when power is off. DRAM comes in different sizes and frequency speeds, and it is measured in Megabytes and Gigabytes. The DRAM module is a small printed circuit board that consists of multiple DRAM chips, each with its own set of circuits.
We offer DRAM modules of varying sizes, density, and frequency to suit various device and industry requirements. Our DRAM modules range from 1GB to 32GB, and we produce DRAM modules with varying frequency, including 2133 MHz, 2400 MHz, and 3200 MHz.
Why should you choose our DRAM Module?
High-Quality manufacturing
Our DRAM module manufacturing process is of the highest quality, and we ensure to meet international standards such as ISO9001 and ISO14001. Our manufacturing process undergoes rigorous inspections to maintain the quality of the product. We also use the latest technologies and machines to manufacture our DRAM modules, thereby ensuring a high level of precision and consistency in the final product.
Fast and Efficient performance
The fundamental function of DRAM modules is to provide fast and efficient data access to electronic devices. At our company, we strive to manufacture DRAM modules with the highest speed possible. Our DRAM modules have a low latency, high bandwidth, and high transfer rate, which ensures fast processing and data retrieval. With our DRAM modules, you can be assured of a fast and efficient device performance.
Compatibility
We design our DRAM modules to be compatible with different systems such as laptops, desktops, servers, and workstations. We have tested and certified our DRAM modules for compatibility with most electronic devices on the market. This compatibility feature ensures that our DRAM modules work seamlessly with your device, giving you a hassle-free experience.
Affordability
We strive to offer our customers reasonable prices for our DRAM modules. Despite our high-quality manufacturing and use of advanced technology, we still offer our DRAM modules at very competitive prices compared to other manufacturers, making them affordable to our customers.
Comprehensive customer support
At our company, we value our customers, and we offer excellent customer support services. We will provide you with all the necessary information concerning our DRAM modules, including product specifications and pricing. We also provide swift customer support services, such as technical support and product warranties, to guarantee customer satisfaction.
Conclusion
Our DRAM modules are among the best on the market, and we take pride in offering them to our customers. With our manufacturing process, we produce DRAM modules of exceptional quality, with fast and efficient performance, compatibility with various devices, affordability, and comprehensive customer support. We guarantee that you will be satisfied with the performance of our DRAM modules, and we look forward to doing business with you.
We mainly support DDR3, DDR4 for customers who also doing SSD business, to brand customers or computer factories, we also has LPDDR which now only support China Inland major mobile phone and IPAD customers and some smart watch customers. With its high performance and lower consumption, its good for small size smart devices.
Dram/LPDDR Technical Parameter:
PRODUCT CATEGORY | SPECIFICATION / | DENSITY | PACKAGE | OPERATING |
DRAM | DRAM D3 | 2Gb / 4Gb | FBGA 96 Ball | 25℃~85℃ |
DRAM D4 | 4Gb / 8Gb | FBGA 96 Ball | ||
DRAM Module | U-DIMM | 4GB / 8GB / 16GB/32GB | / | 0 ℃~ 85 ℃ |
SO-DIMM | ||||
R-DIMM | 8GB/16GB/32GB | / | 0 ℃~ 85 ℃ | |
LPDDR | LP DDR4 | 2GB / 3GB / 4GB / 6GB / 8GB | 200Ball | 0 ℃~ 70 ℃ |
Specifications:
Product Model No. | Specification | Density | Dimension | Package |
DRAM U-DIMM | 8GB X8/X16 | 8GB | 7.5 x 13.3mm | 78Ball/96Ball |
DRAM U-DIMM | 16GB X8/X16 | 16GB | 10.3 x 11mm | 78Ball/96Ball |
DRAM U-DIMM | 32GB X8/X16 | 32GB | 10.3 x 11mm | 78Ball/96Ball |
Available module:
Part Number 1) | Density | Organization | Component Composition | Number of | Height |
4GB UDIMM | 4GB | 512Mx64 | 512Mx16 * 4 | 1 | 31.25 mm |
8GB UDIMM | 8GB | 1Gx64 | 1Gx8 * 8 | 1 | 31.25 mm |
16GB UDIMM | 16GB | 2Gx64 | 1Gx8 * 16 | 2 | 31.25 mm |
4GB SODIMM | 4GB | 512Mx64 | 512Mx16 * 4 | 1 | 30 mm |
8GB SODIMM | 8GB | 1Gx64 | 1Gx8 * 8 | 1 | 30 mm |
16GB SODIMM | 16GB | 2Gx64 | 1Gx8 * 16 | 2 | 30 mm |
NOTE:
1) (2133Mbps 15-15-15) / (2400Mbps 17-17-17) / (2666Mbps 19-19-19) / (3200Mbps 22-22-22) / (3200 Mbps 16-18-18) - DDR4-(3200Mbps 16-18-18) is backward compatible to lower frequency.
KEY FEATURES
Speed | DDR4-2133 | DDR4-2400 | DDR4-2666 | DDR4-3200 | DDR4-3200 | DDR4-3200 | Unit |
15-15-15 | 17-17-17 | 19-19-19 | 22-22-22 | 19-19-19 | 16-18-18 | ||
tCK(min) | 0.938 | 0.833 | 0.75 | 0.625 | 0.625 | 0.625 | ns |
CAS Latency | 15 | 17 | 19 | 22 | 19 | 16 | nCK |
tRCD(min) | 14.06 | 14.16 | 14.25 | 13.75 | 11.875 | 11.25 | ns |
tRP(min) | 14.06 | 14.16 | 14.25 | 13.75 | 11.875 | 11.25 | ns |
tRAS(min) | 33 | 32 | 32 | 32.5 | 30.0 | 22.5 | ns |
tRC(min) | 47.06 | 46.16 | 46.25 | 46.25 | 41.875 | 33.75 | ns |
●JEDEC standard 1.2V ± 0.06V Power Supply
●VDDQ = 1.2V ± 0.06 V
●1067MHz fCK for 2133Mb/sec/pin,1200MHz fCK for 2400Mb/sec/pin 1333MHz fCK for 2666Mb/sec/pin,1600MHz fCK for 3200Mb/sec/pin
●16 Banks (4 Bank G roups)
●Programmable CAS Latency: 10 ,11,12,13,14,15,16,17,18,19,20,21, 22
●Programmable Additive Latency (Posted CAS): 0, CL - 2, or CL - 1 clock
●Programmable CAS Write Latency (CWL) = 11,14 (DDR4-2133), 12,16 (DDR4-2400) and 14,18 (DDR4- 2666) • Burst Length: 8, 4 with tCCD = 4 which does not allow seamless read or write [either On the fly using A12 or MRS]
●Bi-directional Differential Data Strobe
●On Die Termination using ODT pin
●Average Refresh Period 7.8us at lower then TCASE 85C, 3.9us at 85C < TCASE 95C
●Asynchronous Reset
FUNCTION BLOCK DIAGRAM for:
4GB,512M x 64Module ( Populated as 1rank of x16DDR4 SDRAMs )

NOTE :
1) Unless otherwise noted, resistor values are 150Ω 5 %.
2) ZQ resistors are 2400Ω 1%. For all other resistor values refer to the appropriate wiring diagram.
8GB,1Gx64Module (Populated as 1rank of x 8DDR4 SDRAMs)

Why choose us?
- Our products are certified to meet or exceed all relevant industry standards.
- Our mission should be to turn out to be an innovative supplier of high-tech digital and communication devices by furnishing benefit added design and style, world-class manufacturing, and repair capabilities for DRAM MODULE.
- Our products are tested rigorously to ensure that they meet or exceed industry standards.
- Our products constantly push through the old and bring forth the new, and constantly give new applications to our products.
- As a supplier and manufacturer, we offer very competitive prices.
- Our company can make full use of its own advantages, seize the market opportunities, and formulate the development strategy suitable for us.
- We use only the highest quality materials and components in our products.
- Our company has a group of professional technical team, and our employees are professionally trained and licensed to serve you wholeheartedly.
- Our products are designed to be easy to install and maintain.
- We adhere to the principles of creating products with science, making progress with technology, and developing new businesses with the market.
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