eMMC Module C4 - Android

The eMMC Module C4 is an embedded MultiMediaCard storage solution designed specifically for Android-based embedded systems, IoT devices, and industrial computing applications. Electronics engineers, embedded systems developers, and IoT product manufacturers rely on this module for reliable, high-speed non-volatile storage in resource-constrained environments. This module solves critical storage bottlenecks in Android devices by providing fast read/write speeds, low power consumption, and seamless integration with ARM-based processors commonly found in mobile and embedded platforms.

Product Overview

The eMMC Module C4 operates on the eMMC 5.1 specification, delivering sequential read speeds up to 250 MB/s and write speeds up to 150 MB/s, making it ideal for applications requiring rapid data access and system responsiveness. The module integrates a flash memory controller, DRAM cache, and wear-leveling algorithms into a compact BGA package, eliminating the need for external memory management circuitry. This self-contained architecture reduces PCB complexity and design time while ensuring data integrity through advanced error correction codes (ECC) and bad block management.

The C4 variant is optimized for Android ecosystem compatibility, featuring native support for Android file systems and boot protocols. It implements the JEDEC eMMC standard with full backward compatibility, allowing seamless integration into existing Android device designs. The module's thermal management capabilities handle sustained write operations without throttling, while its power efficiency makes it suitable for battery-powered Android devices and always-on IoT applications. Built-in security features including AES encryption support protect sensitive data in consumer and industrial deployments.

Key Specifications

Specification	Details
Product Type	eMMC 5.1 Storage Module
Interface	8-bit parallel MMC bus at 200 MHz
Storage Capacity	4GB, 8GB, 16GB, 32GB, 64GB options
Read Speed	Up to 250 MB/s sequential
Write Speed	Up to 150 MB/s sequential
Operating Voltage	3.0V to 3.6V (1.8V signaling compatible)
Operating Temperature	0°C to 85°C (industrial grade available)
Package Type	BGA 153 or BGA 169
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp

Key Features

• High-speed eMMC 5.1 interface with 250 MB/s read performance for rapid Android OS boot and application loading
• Integrated flash controller with advanced wear-leveling algorithm ensuring 3000+ P/E cycles for extended product lifespan
• Native Android compatibility with support for ext4, F2FS, and EROFS file systems for optimized performance
• Low power consumption with dynamic voltage scaling, ideal for battery-powered Android devices and wearables
• Hardware-based AES encryption support for secure data storage in enterprise and IoT applications
• Temperature monitoring and thermal throttling protection for reliable operation in harsh industrial environments

Applications and Use Cases

• Android smartphones and tablets requiring fast storage with minimal power draw for extended battery life
• Industrial IoT gateways running Android OS that need reliable storage for edge computing and data logging
• Automotive infotainment systems based on Android platforms requiring automotive-grade reliability and temperature tolerance
• Medical devices and wearables with Android interfaces needing compact, secure storage for patient data and firmware updates
• Set-top boxes and smart TV platforms running Android that demand high sequential throughput for video streaming
• Embedded development boards and prototyping platforms for Android application testing and validation

How to Use

To integrate the eMMC Module C4 into your Android device design, solder the BGA package directly to your PCB using standard reflow soldering techniques with appropriate thermal profiles. Connect the 8-bit data lines (DAT0-DAT7), clock line (CLK), command line (CMD), and power/ground pins according to the JEDEC eMMC specification. Configure your bootloader and kernel to recognize the eMMC device on the MMC bus; most modern Android kernels include native eMMC drivers that auto-detect the module during boot. Partition the storage using standard Linux partitioning tools (fdisk or parted) to create boot, system, and data partitions as required by your Android build.

For software integration, ensure your Android ROM includes the appropriate eMMC drivers and has been compiled with eMMC support enabled in the kernel configuration. Use fastboot or dd commands to flash your Android system image to the eMMC during development and manufacturing. Implement proper power sequencing to ensure stable voltage delivery during boot and high-speed operations. Enable hardware-based encryption if your application requires data security, configuring the AES engine through the kernel's dm-crypt or fscrypt subsystems. Monitor eMMC health using S.M.A.R.T. data available through standard Linux tools to predict potential failures in production deployments.

Frequently Asked Questions

What is the difference between eMMC and microSD card storage?

eMMC modules like the C4 are soldered directly to the PCB and offer significantly faster speeds (250 MB/s vs 90 MB/s for UHS-II cards), lower latency, and better reliability for high-performance applications. eMMC is ideal for primary storage in devices where speed and durability matter, while microSD cards are better for removable, expandable storage. The C4's integrated controller also provides superior wear-leveling and error correction compared to consumer-grade microSD cards.

Can I use eMMC Module C4 as a drop-in replacement for other eMMC modules?

Yes, the eMMC Module C4 maintains full JEDEC eMMC 5.1 compatibility and uses standard BGA pinouts (BGA 153 or BGA 169), making it a drop-in replacement for most eMMC modules in the same capacity class. However, verify your PCB footprint matches the specific BGA variant (153 vs 169 balls) and that your bootloader supports the new module's device ID. Different manufacturers may have slight timing variations, so test thoroughly before mass production.

What storage capacities are available for the eMMC Module C4?

The eMMC Module C4 is available in multiple capacity options: 4GB, 8GB, 16GB, 32GB, and 64GB. Choose based on your Android OS size, application footprint, and user data requirements. For most consumer Android devices, 32GB or 64GB is recommended; for IoT and embedded systems, 4GB to 16GB is typically sufficient. Contact our sales team for availability of specific capacities and bulk pricing.

Is the eMMC Module C4 suitable for industrial and automotive applications?

Yes, the eMMC Module C4 supports extended operating temperatures from 0°C to 85°C, making it suitable for industrial environments. For automotive-grade applications requiring -40°C to 125°C operation, we offer specialized industrial variants with enhanced reliability ratings and AEC-Q200 certification. Contact our technical team to discuss your specific environmental requirements and certifications needed.

How do I ensure data security on the eMMC Module C4?

The eMMC Module C4 supports hardware-based AES encryption through its integrated security engine. Enable full-disk encryption using Android's dm-crypt or fscrypt subsystems, which leverage the hardware acceleration for minimal performance impact. Additionally, implement secure boot using verified boot mechanisms in your bootloader to ensure only authenticated Android kernels and system images execute. For enterprise deployments, consider adding additional application-level encryption for sensitive data.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

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