Le blog de l'entreprise One-stop Memory Chip Supply: DRAM / NAND Flash / NOR / eMMC / EEPROM / Ferroelectric FRAM

Memory chips serve as the core data storage medium for electronic devices and are widely used in numerous fields, including automotive electronics, AI servers, industrial control and automation, the Internet of Things (IoT), drones, consumer electronics and lidar. When selecting products, many procurement engineers ask: what types of memory chips are available? As a specialist supplier of memory chips, Shenzhen Mingjiada Electronics Co., Ltd. stocks a full range of memory chips across major categories, including volatile memory, non-volatile flash memory, embedded memory and high-bandwidth AI memory. With ample stock sourced directly from original manufacturers, we offer a one-stop service covering bulk procurement, stock availability and stock buy-back.

Overview of Mingjiada’s Core Memory Chip Product Types

Mingjiada Electronics offers an exceptionally diverse range of memory chip products. Based on storage principles and application scenarios, these are primarily divided into two major categories: volatile memory and non-volatile memory, specifically covering the following core types:

1. DRAM (Dynamic Random Access Memory): Includes sub-categories such as DDR3/DDR4/DDR5, LPDDR4/LPDDR5 (low-power), HBM (High Bandwidth Memory) and GDDR, primarily used for main memory and graphics memory in servers, PCs, smartphones and AI accelerator cards.

2. NAND Flash: This encompasses SLC, MLC, TLC, QLC and 3D NAND technologies. Product forms include SSDs (Solid State Drives), eMMC and UFS, meeting high-capacity data storage requirements ranging from consumer to enterprise levels.

3. NOR Flash (programmed flash memory): Supports in-chip execution and is used for firmware storage and boot code; it is widely found in embedded systems, automotive electronics and IoT devices.

4. Specialised memory: Includes EEPROM (electrically erasable programmable read-only memory), F-RAM (ferroelectric random-access memory), SRAM (static random-access memory) and MRAM, amongst others, and is used for high-frequency parameter logging, configuration storage and cache applications.

Detailed Overview of Key Products and Representative Models

Mingjiada distributes products from over 500 global manufacturers, including Samsung, Micron, SK Hynix, Kioxia, Winbond, Macronix and Infineon, offering genuine, original products with a comprehensive range of models available from stock.

1. DRAM and High-Performance Memory Products

Mingjiada provides comprehensive DRAM solutions covering both standard and automotive-grade requirements:

Server/PC memory: We supply DDR4/DDR5 modules and chips from Samsung, Micron and SK Hynix, such as the M393A4K40EB3-CWE (32GB DDR4 3200MHz server memory) and the K4B4G0846E-BCMA (4Gb DDR3 chip).

Low-Power Mobile Memory: Such as the Samsung KM2L9001CM-B518 (LPDDR5 uMCP), suitable for 5G mobile phones and wearable devices.

High-Bandwidth AI Memory: We supply SK Hynix HBM3E (bandwidth up to 1.18 TB/s) and the Samsung HBM2E series, specifically designed for AI training and high-performance computing.

2. NAND Flash and Embedded Storage

For mobile devices and embedded applications, Mingjiada primarily promotes the following models:

eMMC/UFS: We supply the Samsung KLMAG1JETD-B041 (128GB eMMC 5.1) and KLUDG4UHYB-B0EP (128GB UFS 3.1), meeting the high-speed boot requirements of smartphones and automotive electronics. We also supply Micron’s MTFC8GAKAJCN-4M IT industrial-grade eMMC.

Enterprise-grade SSDs: We offer SSDs based on the PCIe Gen5/NVMe protocol, with sequential read and write speeds of up to 12 GB/s, suitable for data centres.

3. NOR Flash and Automotive-Grade Storage

Mainstream NOR Flash: We supply products such as Winbond’s W25Q128JVSIQ (128 Mbit), Macronix’s MX25L12833FMI-10G and GigaDevice’s GD25Q128CSIG, covering consumer electronics and IoT applications.

Automotive-grade high-performance series: We are prioritising the promotion of the Infineon SEMPER™ series (e.g. S25HS512TFAMHM013). This series has obtained ISO 26262 ASIL-B/D functional safety certification, supports 1 million erase/write cycles, and ensures data retention for 25 years.

4. EEPROM and other specialised memory devices

Automotive/Industrial EEPROM: We supply Microchip’s 24C02C-I/SN (2Kbit) and 24LC1025-I/SM (128Kbit) for storing device calibration parameters and operational logs.

FRAM (Ferroelectric Random Access Memory): For in-vehicle gateways and data acquisition, we supply the Infineon Excelon™ F-RAM series, which offers virtually unlimited read/write endurance.

Quality Assurance and Procurement Services

Mingjiada Electronics guarantees 100% genuine products; all chips are sourced through authorised channels and are fully traceable by batch. The company operates large-scale smart warehouses in Shenzhen and Hong Kong, maintaining a stock of over 2 million SKUs, supporting rapid delivery within 1–3 days and a 4-hour dispatch service for urgent orders. Whether for small-batch requirements during R&D and prototyping or large-scale bulk procurement during mass production, we provide efficient, one-stop supply chain support.

Conclusion

From mainstream DRAM and NAND Flash to highly reliable automotive-grade NOR Flash and EEPROM, Mingjiada Electronics has become a trusted partner for global electronics manufacturers, thanks to its comprehensive range of memory chip products, extensive stock catalogue and strong direct-from-manufacturer supply channels. To obtain the latest stock information or specific quotations for particular models, please enquire via Mingjiada’s official channels.

Contact Details

Tel: +86 13410018555

Email: sales@hkmjd.com

Website: www.integrated-ic.com

Address: Rooms 1239–1241, Guoli Building, Zhenzhong Road, Futian District, Shenzhen