In the fields of 5G communications, industrial automation, and consumer electronics, the performance and stability of memory chips directly determine system response speed and data processing capabilities. Shenzhen Mingjiada Electronics Co., Ltd. (hereinafter referred to as “Mingjiada Electronics”), a globally renowned authorized distributor of electronic components, has long supplied DDR4 SDRAM ETT memory chips from leading international brands such as Samsung and SK Hynix, providing cost-effective storage solutions for servers, network communications, industrial control, and consumer electronics devices.
ETT Memory Chips: A Cost-Effective Choice That Balances Performance and Cost
ETT (Effective Tested Test) memory chips are qualified chips that have passed basic functional testing at the original manufacturer. Compared to UTT (Untested Test) chips, ETT chips offer more reliable quality assurance while providing a greater cost advantage than the manufacturer’s Major-grade chips. They are particularly suitable for mid-to-high-end device applications that have basic storage capacity requirements while needing to control BOM costs.
With global DRAM production capacity prioritized for HBM and server DRAM, the DDR4 market is experiencing tight supply, leading to a “price inversion” where DDR4 ETT chip prices have even surpassed those of DDR5. In this market environment, Mingjiada Electronics leverages its long-term, stable supply chain channels to consistently provide customers with reliable, high-volume spot supplies.
The DDR4 SDRAM ETT chips supplied by Mingjiada Electronics feature the following core characteristics:
Operating Voltage: 1.2V, reducing power consumption by approximately 30% compared to the previous-generation DDR3
Data Transfer Rate: Ranges from 2400 Mbps to 3200 Mbps, meeting mainstream bandwidth requirements
Package Type: 96-ball FBGA, suitable for compact PCB designs
Temperature Range: Commercial-grade 0°C to 85°C, compatible with standard operating environments
Key Supply Models and Technical Specifications
Mingjiada Electronics currently stocks the following popular DDR4 ETT memory chips, suitable for storage solutions of various capacities:
Samsung DDR4 ETT Chips
K4A4G165WF-BCWE 4Gb 256M x 16 3200Mbps Smart TVs, mid- to high-end monitors, networking equipment
K4A8G165WB-BCRC 8Gb 512M x 16 2400Mbps Desktop/laptop memory, industrial-grade servers, gaming consoles
K4A8G165WC-BCTD 8Gb 512M x 16 2666Mbps PCs, laptops, solid-state drives (SSDs)
SK Hynix DDR4 ETT Chips
H5AN8G8NDJR-XNC 8Gb 1G x 8 High stability, outstanding value for money Consumer electronics, industrial control, automotive electronics
H5AN8G8NCJR-XNC 8Gb 1G x 8 Industrial-grade stable model Industrial equipment, embedded systems
H5AN8G6NDJR-XNC 8Gb 512M x 16 High Bandwidth, DDR4-3200 Network Communications, Servers, Data Centers
Mingjiada Electronics ensures that all supplied chips come from official OEM channels, provides batch traceability, and supports both small-batch samples and large-volume supply.
Why Choose Mingjiada Electronics
30 Years of Expertise in the Memory Industry: Founded in 1996 and headquartered in Shenzhen, with branches in Hong Kong, Japan, Russia, and other locations, serving global electronics companies
Genuine Product Guarantee: Certified under the ISO 9001 Quality Management System and ISO 14001 Environmental Management System; all chips are 100% sourced from original manufacturers with traceable batch information
In-Stock Availability: Over 2 million SKUs in stock at our Shenzhen and Hong Kong distribution centers, with fast shipping within 48 hours
Flexible Procurement: Supports both small-batch samples and large-volume orders, providing one-stop BOM fulfillment services
Contact Us
For detailed specifications, pricing, and inventory information regarding Samsung and SK Hynix DDR4 ETT memory chips, please contact Mingjiada Electronics:
Contact: Mr. Chen
Phone: +86 13410018555 / 86-755-83294757
Email: sales@hkmjd.com
Address: Rooms 1239–1241, New Asia Guoli Building, Zhenzhong Road, Futian District, Shenzhen
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