Commercial Grade EMMC5.1 256GB 128GB Memory Chip For Phone Set Top Box
Our EMMC are available in 32/64/128GB capacities for smart phones and set-top boxes.
Overview of Commercial Grade EMMC5.1
Commercial Grade EMMC5.1 is an embedded flash memory storage solution that combines an embedded flash controller with LDPC-based ECC and flash memory, featuring the JEDEC Standard e∙MMC 5.1 interface. The integrated controller manages flash operations including ECC, wear-leveling, IOPS optimization, and read sensing, significantly reducing the storage management burden on the host CPU.
Physical Specifications
- Package Size: 11.5mm x 13.0mm x 1.0mm
- Alternative Package: 11.5mm x 13.0mm x 1.16mm

Electrical Specifications
| Parameter |
Voltage Range |
Typical Value |
| Operating Voltage (VCC) |
2.7V ~ 3.6V |
3.3V |
| I/O Voltage (VCCQ) |
1.7V ~ 1.95V / 2.7V ~ 3.6V |
1.8V / 3.3V |
Environmental Specifications
| Parameter |
Range |
| Operating Temperature |
-25℃ ~ 85℃ |
| Storage Temperature |
-40℃ ~ 85℃ |
| Program/Erase Cycles |
≥ 2000 |
Application Scenarios
Industrial Automation
Control systems, data acquisition equipment, and sensor systems requiring efficient, stable operation in extreme environments.
In-Vehicle Electronics
Navigation systems, entertainment systems, and control units ensuring data stability under vibration, temperature fluctuations, and extended operation.
Medical Equipment
Medical monitoring devices, surgical equipment, and medical image storage systems requiring guaranteed data safety and stability.
Embedded Systems
Intelligent POS machines, vending machines, and smart terminals providing efficient, stable storage support.
Military & Aerospace
Applications in harsh environments where data storage reliability is critical, with eMMC providing necessary assurance.