EMMC5.1 128GB Ultra Wide-Temperature EMMC 64GB 256GB Specialized For Rail Transit Extreme Environments
Price:
Negotiable
MOQ:
50pcs
Delivery Time:
10 to 15 days
Brand:
PG
Product Description
EMMC5.1 128GB Ultra Wide-Temperature EMMC 64GB 256GB -55℃ To 105℃, Specialized For Rail Transit Extreme Environments
High-performance eMMC 5.1 storage solutions engineered specifically for demanding rail transit applications, featuring ultra-wide temperature operation from -55℃ to 105℃ with capacities of 64GB, 128GB, and 256GB.
CB EMMC5.1 Specification
| Model | G2864GTLCB | G28128TLCB | G28256TLCB |
|---|---|---|---|
| NAND flash | 3DTLC NAND | 3DTLC NAND | 3DTLC NAND |
| Capacity | 64GB | 128GB | 256GB |
| CE | 1 | 2 | 4 |
| Read speed | up to 330MB/s | up to 330MB/s | up to 330MB/s |
| Write speed | up to 240MB/s | up to 240MB/s | up to 240MB/s |
| Operating temperature | -25℃~85℃ | -25℃~85℃ | -25℃~85℃ |
| EP | ≥3000 | ≥3000 | ≥3000 |
| Packaging specification | BGA 153 | BGA 153 | BGA 153 |
| Size | 11.5mmx13mmx1.0mm | 11.5mmx13mmx1.0mm | 11.5mmx13mmx1.2mm |
Core Architecture of eMMC - Integrated Design of "Controller + Flash Memory"
The eMMC module architecture combines sophisticated hardware and firmware design, featuring three core components: MMC controller, NAND flash memory chip, packaging substrate, and interface. Each element performs specialized functions to ensure reliable storage operation in demanding environments.
Core Brain: MMC Controller
The MMC controller serves as the command center of eMMC, processing host storage commands, managing NAND flash read/write operations, addressing flash memory physical defects, and providing data encryption and cache management capabilities.
Key Controller Functions:
- Protocol Conversion: Translates standardized MMC interface commands from the host into NAND flash operations (page read/write, block erase), enabling seamless communication between host and flash memory.
- Bad Block Management: Pre-detects and marks defective storage units using firmware algorithms, replacing bad blocks with redundant spare blocks to ensure data storage reliability.
- Wear Leveling: Distributes data evenly across the entire flash memory to prevent localized wear and extend eMMC service life.
- Data Cache and Error Correction: Features built-in SRAM cache for improved read/write speeds and integrated ECC (Error Checking and Correction) to ensure data integrity during transmission and storage.
- Security Encryption: Supports advanced encryption protocols including AES-256 to protect stored data and meet stringent information security requirements for industrial applications.
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Company
China Chips Star Semiconductor Co., Ltd.
Location
Building 7B, Huaqiang Creative Industrial Park, Guangming, Shenzhen, Guangdong, China
Contact Person
Sunny Wu