company blog about Supply GigaDevice Memory IC Chips - Mingjiada Electronics Supply NAND Flash Memory Chips

Supply GigaDevice Memory IC Chips - Mingjiada Electronics Supply NAND Flash Memory Chips

Shenzhen Mingjiada Electronics Co., Ltd. — We offer a long-term, stable supply of the full range of GigaDevice GD5F SPI NAND, GD9F parallel NAND and automotive-grade NAND flash memory. With ample stock and genuine chips, we assist customers with rapid product selection and mass production.

Key advantages of GigaDevice NAND flash: utilising mature 38nm/24nm processes, compatible with ONFI protocols, supporting dual voltages of 1.8V/3V, wide operating temperature range, built-in ECC error correction, covering mainstream capacities from 1Gb to 16Gb, balancing cost-effectiveness and reliability, with automotive-grade variants certified to AEC-Q100 for high-reliability applications.

I. GD5F Series (SPI NAND Flash): Serial interface, compatible with standard SPI/QSPI; compact size and low power consumption, suitable for embedded devices with limited PCB space
SPI NAND is currently the mainstream choice for embedded storage, combining the high-speed read capabilities of NOR Flash with the high-capacity advantages of NAND. With simple wiring and strong compatibility, it is widely used in security cameras, smart home devices, industrial gateways, wearable devices, and more. Mingjiada Electronics stocks a full range of standard, high-speed and wide-temperature variants. The following is an analysis of key model specifications:
1. Standard GD5F SPI NAND (Industrial Grade/Consumer Grade)
GD5F1GQ4UE — 1Gb (128MB), 3V, 104MHz (SPI/QSPI), built-in ECC, -40°C to 85°C, suitable for entry-level IoT, small household appliances and simple controllers
GD5F2GQ4UE — 2Gb (256MB), 3V, 104MHz, built-in ECC, -40°C to 85°C, suitable for general security systems, smart speakers and routers
GD5F4GQ4UE – 4Gb (512MB), 3V, 104MHz, built-in ECC, -40°C to 85°C, suitable for HD cameras, industrial tablets and gateways
GD5F8GM8UE — 8Gb (1GB), 3V, 133MHz (high-speed QSPI), built-in ECC, -40°C to 85°C, suitable for high-end security, industrial control and in-car entertainment

2. High-Speed GD5F SPI NAND (GD5F1GM9 Series)
Manufactured using a 24nm process, this series offers significantly improved read speeds. The 3V variant supports a maximum clock speed of 166MHz and achieves sequential read speeds of up to 83MB/s. It supports high-speed modes such as Cache Read and Auto Load, and features built-in 8-bit ECC parallel processing to reduce error correction latency, making it ideal for fast boot-up and high-throughput applications.
- Key Models: GD5F1GM9 (1Gb), compatible with 1.8V/3V, packaged in WSON8/TFBGA24
- Highlights: Low latency, high-speed read performance; replaces traditional SPI NOR+NAND combinations to reduce BOM costs
- Mingjiada Availability: Samples in stock, competitive pricing for bulk orders

3. Low-Voltage GD5F SPI NAND (1.8V Version)
Designed for low-power devices, powered by 1.8V for lower power consumption and longer battery life. Suitable for battery-powered portable devices, wireless sensors, etc. Representative models: GD5F1GQ5RE, GD5F2GQ5RE, GD5F4GQ5RE. Capacities range from 1Gb to 4Gb, with a wide operating temperature range of -40°C to 85°C.

II. GD9F Series (Parallel NAND Flash): Parallel interface (ONFI protocol), high-speed read/write, optional x8/x16 bus, suitable for high-capacity, high-speed storage applications
Parallel NAND utilises the ONFI 1.0 protocol with x8/x16 bus interfaces, offering faster read/write speeds. It is suitable for scenarios such as high-capacity data storage, industrial equipment and telecommunications equipment. Capacities range from 1Gb to 8Gb, with support for dual voltages (3V/1.8V) and a wide temperature range of -40°C to 105°C. Options include built-in ECC or external ECC.
1. Standard Parallel NAND (GD9FU/GD9FS Series)
- GD9FU Series (3V power supply): GD9FU1G8F2D (1Gb), GD9FU2G8F3A (2Gb), GD9FU4G8F4D (4Gb), GD9FU8G8E4D (8Gb), x8 bus, 8-bit ECC, TSOP48/BGA63 packaging
- GD9FS Series (1.8V supply): GD9FS1G8F2D (1Gb), GD9FS2G8F3A (2Gb), GD9FS4G8F4D (4Gb), low-power parallel memory, compatible with low-voltage controllers

2. Embedded ECC Parallel NAND (GD9AU/GD9AS Series)
Features built-in hardware ECC error correction, eliminating the need for external ECC chips, simplifying circuit design and reducing development complexity. Suitable for applications requiring high reliability and streamlined circuitry:
- GD9AU2G8F3A (2Gb/3V), GD9AU4G8F3A (4Gb/3V)
- GD9AS2G8F3A (2Gb/1.8V), GD9AS4G8F3A (4Gb/1.8V)

For further information on GigaDevice NAND flash products or to request samples, please visit the Mingjiada Electronics website (https://www.integrated-ic.com/) for more supply details.