eMMC Flash Memory for Set-Top Box Storage
eMMC (embedded MultiMediaCard) is an integrated storage solution combining flash memory and controllers. With high integration, exceptional stability, and low power consumption, it serves as a core storage component in set-top boxes (IPTV/OTT boxes), handling system operations, data storage, and media processing.
Technical Specifications
| Model |
G2864TLCB/G28128TLCB/G28256TLCB |
| Capacity |
64GB / 128GB / 256GB |
| Controller |
SMI |
| Wafer |
KIOXIA |
| Package Type |
BGA153 |
| Read Speed |
330 MB/s |
| Write Speed |
240 MB/s |
Core Functions in Set-Top Box Applications
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System Startup and Firmware Storage
Set-top box operating systems (Android TV, Linux), bootloaders, and hardware drivers are stored in eMMC. During startup, the main control chip reads system images directly from eMMC, with fast random read performance determining boot speed and system responsiveness. eMMC supports secure firmware updates (OTA) for reliable system iteration.
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Application and Data Storage
Stores pre-installed applications (video platforms, screen mirroring tools, settings) and third-party applications downloaded by users. High-capacity eMMC (16GB/32GB+) supports extensive application installations. Also handles cache data for video playback buffers and application runtime, preventing playback lag with sufficient space and read/write speeds.
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Local Media Content Storage
Supports local recording functions (live program recording) with direct storage of high-definition video files. Provides cache acceleration when connecting external USB/hard drives, enhancing external device read/write efficiency.
